_id userId experimentId progressionId curriculumId logLabel completionCount curriculumTitle startTimestamp associativeId associativeIdOrdinalNumber username experimentGroup experimentName experimentVersion endTimestamp blocks createdAt updatedAt __v
61a67a0eb04e44001a42258d
616d4f2e8afad7001a2b1b4f
60e2a576f652020013b85afa
616d4f2e8afad7001a2b1b50
60e2b251f652020013b860a1
melody-21
0
twins experiment
Tue Nov 30 2021 19:22:53 GMT+0000 (Coordinated Universal Time)
week4-6
11
PN14
sweedish twins experiment
week 4-6
1
[
  {
    "isInTimeUp": false,
    "_id": "61a67c06b04e44001a4225bf",
    "time": "2021-11-30T19:31:17.291Z",
    "nextLogLabel": "melody-22"
  }
]
[
  {
    "startCount": 1,
    "_id": "61a67b22b04e44001a4225a2",
    "blockType": "instruction",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 101,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:27:29.214Z",
    "textContent": "Beethoven 9\n1/3",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/21_Beethoven9_1.mid",
    "referenceKeys": [
      71,
      71,
      72,
      74,
      74,
      72,
      71,
      69
    ],
    "referenceTime": [
      0,
      967.741,
      1935.482,
      2903.2229999999995,
      3870.964,
      4838.705,
      5806.445999999999,
      6774.187
    ],
    "referenceDuration": [
      917.3378229166666,
      917.3378229166667,
      917.3378229166667,
      917.3378229166667,
      917.337822916667,
      917.337822916667,
      917.337822916667,
      917.337822916667
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67b31b04e44001a4225a3",
    "blockType": "video",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 102,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:27:44.001Z",
    "textContent": "Spela tillsammans med videon.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/21_Beethoven9_1.mid",
    "referenceKeys": [
      71,
      71,
      72,
      74,
      74,
      72,
      71,
      69
    ],
    "referenceTime": [
      0,
      967.741,
      1935.482,
      2903.2229999999995,
      3870.964,
      4838.705,
      5806.445999999999,
      6774.187
    ],
    "referenceDuration": [
      917.3378229166666,
      917.3378229166667,
      917.3378229166667,
      917.3378229166667,
      917.337822916667,
      917.337822916667,
      917.337822916667,
      917.337822916667
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67b3bb04e44001a4225a4",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 103,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:27:53.747Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/21_Beethoven9_1.mid",
    "referenceKeys": [
      71,
      71,
      72,
      74,
      74,
      72,
      71,
      69
    ],
    "referenceTime": [
      0,
      967.741,
      1935.482,
      2903.2229999999995,
      3870.964,
      4838.705,
      5806.445999999999,
      6774.187
    ],
    "referenceDuration": [
      917.3378229166666,
      917.3378229166667,
      917.3378229166667,
      917.3378229166667,
      917.337822916667,
      917.337822916667,
      917.337822916667,
      917.337822916667
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-30T19:27:46.119Z",
    "pressedKeys": [
      71,
      71,
      72,
      74,
      74,
      72,
      71,
      69
    ],
    "pressedTime": [
      0,
      931,
      1854,
      2863,
      3755,
      4670,
      5559,
      6419
    ],
    "pressedDuration": [
      597,
      505,
      728,
      568,
      672,
      862,
      849,
      1208
    ],
    "pressedvelocity": [
      62,
      85,
      70,
      80,
      63,
      64,
      91,
      63
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 26.312919968789682,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      931,
      923,
      1009,
      892,
      915,
      889,
      860
    ],
    "interOnsetIntervalsRelativeError": 0,
    "relativeInterOnsetIntervalsRelativeError": 0.00467362517526838,
    "sequenceDuration": -5211,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67b3db04e44001a4225a5",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 104,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:27:56.285Z",
    "textContent": "Du har spelat melodin rätt 1 gånger av 3.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/21_Beethoven9_1.mid",
    "referenceKeys": [
      71,
      71,
      72,
      74,
      74,
      72,
      71,
      69
    ],
    "referenceTime": [
      0,
      967.741,
      1935.482,
      2903.2229999999995,
      3870.964,
      4838.705,
      5806.445999999999,
      6774.187
    ],
    "referenceDuration": [
      917.3378229166666,
      917.3378229166667,
      917.3378229166667,
      917.3378229166667,
      917.337822916667,
      917.337822916667,
      917.337822916667,
      917.337822916667
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "2021-11-30T19:27:56.285Z",
    "pressedKeyboardKeys": [
      "s"
    ],
    "pressedKeyboardTime": [
      0
    ],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67b47b04e44001a4225a6",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 103,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:28:06.216Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/21_Beethoven9_1.mid",
    "referenceKeys": [
      71,
      71,
      72,
      74,
      74,
      72,
      71,
      69
    ],
    "referenceTime": [
      0,
      967.741,
      1935.482,
      2903.2229999999995,
      3870.964,
      4838.705,
      5806.445999999999,
      6774.187
    ],
    "referenceDuration": [
      917.3378229166666,
      917.3378229166667,
      917.3378229166667,
      917.3378229166667,
      917.337822916667,
      917.337822916667,
      917.337822916667,
      917.337822916667
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-30T19:27:59.570Z",
    "pressedKeys": [
      71,
      71,
      72,
      74,
      74,
      72,
      71,
      69
    ],
    "pressedTime": [
      0,
      894,
      1712,
      2595,
      3426,
      4284,
      5027,
      5686
    ],
    "pressedDuration": [
      504,
      601,
      630,
      515,
      701,
      59,
      55,
      959
    ],
    "pressedvelocity": [
      80,
      85,
      64,
      60,
      61,
      91,
      101,
      64
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 46.3028294022589,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      894,
      818,
      883,
      831,
      858,
      743,
      659
    ],
    "interOnsetIntervalsRelativeError": 5.540709165542644,
    "relativeInterOnsetIntervalsRelativeError": 1.2758152856640457,
    "sequenceDuration": -4727,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67b49b04e44001a4225a7",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 104,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:28:08.165Z",
    "textContent": "Du har spelat melodin rätt 2 gånger av 3.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/21_Beethoven9_1.mid",
    "referenceKeys": [
      71,
      71,
      72,
      74,
      74,
      72,
      71,
      69
    ],
    "referenceTime": [
      0,
      967.741,
      1935.482,
      2903.2229999999995,
      3870.964,
      4838.705,
      5806.445999999999,
      6774.187
    ],
    "referenceDuration": [
      917.3378229166666,
      917.3378229166667,
      917.3378229166667,
      917.3378229166667,
      917.337822916667,
      917.337822916667,
      917.337822916667,
      917.337822916667
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "2021-11-30T19:28:08.165Z",
    "pressedKeyboardKeys": [
      "s"
    ],
    "pressedKeyboardTime": [
      0
    ],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67b53b04e44001a4225a8",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 103,
    "innerStepIndex": 0,
    "repetition": 3,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:28:17.606Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/21_Beethoven9_1.mid",
    "referenceKeys": [
      71,
      71,
      72,
      74,
      74,
      72,
      71,
      69
    ],
    "referenceTime": [
      0,
      967.741,
      1935.482,
      2903.2229999999995,
      3870.964,
      4838.705,
      5806.445999999999,
      6774.187
    ],
    "referenceDuration": [
      917.3378229166666,
      917.3378229166667,
      917.3378229166667,
      917.3378229166667,
      917.337822916667,
      917.337822916667,
      917.337822916667,
      917.337822916667
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-30T19:28:11.149Z",
    "pressedKeys": [
      71,
      71,
      72,
      74,
      74,
      72,
      71,
      69
    ],
    "pressedTime": [
      0,
      731,
      1534,
      2320,
      3024,
      3777,
      4465,
      5329
    ],
    "pressedDuration": [
      411,
      425,
      446,
      350,
      485,
      43,
      49,
      1127
    ],
    "pressedvelocity": [
      70,
      64,
      58,
      57,
      53,
      57,
      75,
      52
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 60.25624948397157,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      731,
      803,
      786,
      704,
      753,
      688,
      864
    ],
    "interOnsetIntervalsRelativeError": 36.00882142757497,
    "relativeInterOnsetIntervalsRelativeError": 0.49888748894189316,
    "sequenceDuration": -4202,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67b54b04e44001a4225a9",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 104,
    "innerStepIndex": 0,
    "repetition": 3,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:28:19.247Z",
    "textContent": "Utmärkt! Du har nu klarat att spela den delen av melodin.\n\nNu ska du få lära dig nästa del.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/21_Beethoven9_1.mid",
    "referenceKeys": [
      71,
      71,
      72,
      74,
      74,
      72,
      71,
      69
    ],
    "referenceTime": [
      0,
      967.741,
      1935.482,
      2903.2229999999995,
      3870.964,
      4838.705,
      5806.445999999999,
      6774.187
    ],
    "referenceDuration": [
      917.3378229166666,
      917.3378229166667,
      917.3378229166667,
      917.3378229166667,
      917.337822916667,
      917.337822916667,
      917.337822916667,
      917.337822916667
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67b55b04e44001a4225aa",
    "blockType": "instruction",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 101,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:28:20.311Z",
    "textContent": "Beethoven 9\n2/3",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/21_Beethoven9_2.mid",
    "referenceKeys": [
      67,
      67,
      69,
      71,
      71,
      69,
      69
    ],
    "referenceTime": [
      0,
      967.741,
      1935.482,
      2903.2229999999995,
      3870.964,
      5322.5755,
      5806.445999999999
    ],
    "referenceDuration": [
      917.3378229166666,
      917.3378229166667,
      917.3378229166667,
      917.3378229166667,
      1377.014797916667,
      457.6608479166664,
      1836.6917729166667
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67b64b04e44001a4225ab",
    "blockType": "video",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 102,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:28:35.270Z",
    "textContent": "Spela tillsammans med videon.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/21_Beethoven9_2.mid",
    "referenceKeys": [
      67,
      67,
      69,
      71,
      71,
      69,
      69
    ],
    "referenceTime": [
      0,
      967.741,
      1935.482,
      2903.2229999999995,
      3870.964,
      5322.5755,
      5806.445999999999
    ],
    "referenceDuration": [
      917.3378229166666,
      917.3378229166667,
      917.3378229166667,
      917.3378229166667,
      1377.014797916667,
      457.6608479166664,
      1836.6917729166667
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67b6bb04e44001a4225ac",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 103,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:28:42.018Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/21_Beethoven9_2.mid",
    "referenceKeys": [
      67,
      67,
      69,
      71,
      71,
      69,
      69
    ],
    "referenceTime": [
      0,
      967.741,
      1935.482,
      2903.2229999999995,
      3870.964,
      5322.5755,
      5806.445999999999
    ],
    "referenceDuration": [
      917.3378229166666,
      917.3378229166667,
      917.3378229166667,
      917.3378229166667,
      1377.014797916667,
      457.6608479166664,
      1836.6917729166667
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-30T19:28:36.936Z",
    "pressedKeys": [
      67,
      67,
      69,
      71,
      71,
      69,
      69
    ],
    "pressedTime": [
      0,
      818,
      1560,
      2431,
      3207,
      3986,
      4697
    ],
    "pressedDuration": [
      419,
      404,
      585,
      404,
      526,
      448,
      384
    ],
    "pressedvelocity": [
      51,
      58,
      64,
      85,
      91,
      60,
      75
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 49.35386964783468,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      818,
      742,
      871,
      776,
      779,
      711
    ],
    "interOnsetIntervalsRelativeError": 38.06141829270439,
    "relativeInterOnsetIntervalsRelativeError": 16.095025193385908,
    "sequenceDuration": -4313,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67b6fb04e44001a4225ad",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 104,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:28:46.218Z",
    "textContent": "Du har spelat melodin rätt 1 gånger av 3.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/21_Beethoven9_2.mid",
    "referenceKeys": [
      67,
      67,
      69,
      71,
      71,
      69,
      69
    ],
    "referenceTime": [
      0,
      967.741,
      1935.482,
      2903.2229999999995,
      3870.964,
      5322.5755,
      5806.445999999999
    ],
    "referenceDuration": [
      917.3378229166666,
      917.3378229166667,
      917.3378229166667,
      917.3378229166667,
      1377.014797916667,
      457.6608479166664,
      1836.6917729166667
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67b7eb04e44001a4225ae",
    "blockType": "video",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 102,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:29:01.170Z",
    "textContent": "Spela tillsammans med videon.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/21_Beethoven9_2.mid",
    "referenceKeys": [
      67,
      67,
      69,
      71,
      71,
      69,
      69
    ],
    "referenceTime": [
      0,
      967.741,
      1935.482,
      2903.2229999999995,
      3870.964,
      5322.5755,
      5806.445999999999
    ],
    "referenceDuration": [
      917.3378229166666,
      917.3378229166667,
      917.3378229166667,
      917.3378229166667,
      1377.014797916667,
      457.6608479166664,
      1836.6917729166667
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-30T19:28:51.595Z",
    "pressedKeys": [
      67,
      67,
      69,
      71,
      71,
      69
    ],
    "pressedTime": [
      0,
      613,
      1422,
      2383,
      3320,
      4325
    ],
    "pressedDuration": [
      222,
      387,
      453,
      408,
      599,
      535
    ],
    "pressedvelocity": [
      12,
      54,
      48,
      52,
      57,
      57
    ],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67b85b04e44001a4225af",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 103,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:29:07.654Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/21_Beethoven9_2.mid",
    "referenceKeys": [
      67,
      67,
      69,
      71,
      71,
      69,
      69
    ],
    "referenceTime": [
      0,
      967.741,
      1935.482,
      2903.2229999999995,
      3870.964,
      5322.5755,
      5806.445999999999
    ],
    "referenceDuration": [
      917.3378229166666,
      917.3378229166667,
      917.3378229166667,
      917.3378229166667,
      1377.014797916667,
      457.6608479166664,
      1836.6917729166667
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-30T19:29:02.085Z",
    "pressedKeys": [
      67,
      67,
      69,
      71,
      71,
      69,
      69
    ],
    "pressedTime": [
      0,
      844,
      1636,
      2466,
      3205,
      4074,
      4575
    ],
    "pressedDuration": [
      398,
      323,
      393,
      343,
      301,
      189,
      994
    ],
    "pressedvelocity": [
      52,
      46,
      58,
      64,
      64,
      80,
      75
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 60.55656538722953,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      844,
      792,
      830,
      739,
      869,
      501
    ],
    "interOnsetIntervalsRelativeError": 32.693820511433934,
    "relativeInterOnsetIntervalsRelativeError": 6.020036429872533,
    "sequenceDuration": -3581,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67b87b04e44001a4225b0",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 104,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:29:09.809Z",
    "textContent": "Du har spelat melodin rätt 2 gånger av 3.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/21_Beethoven9_2.mid",
    "referenceKeys": [
      67,
      67,
      69,
      71,
      71,
      69,
      69
    ],
    "referenceTime": [
      0,
      967.741,
      1935.482,
      2903.2229999999995,
      3870.964,
      5322.5755,
      5806.445999999999
    ],
    "referenceDuration": [
      917.3378229166666,
      917.3378229166667,
      917.3378229166667,
      917.3378229166667,
      1377.014797916667,
      457.6608479166664,
      1836.6917729166667
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "2021-11-30T19:29:09.809Z",
    "pressedKeyboardKeys": [
      "s"
    ],
    "pressedKeyboardTime": [
      0
    ],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67b8eb04e44001a4225b1",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 103,
    "innerStepIndex": 0,
    "repetition": 3,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:29:17.049Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/21_Beethoven9_2.mid",
    "referenceKeys": [
      67,
      67,
      69,
      71,
      71,
      69,
      69
    ],
    "referenceTime": [
      0,
      967.741,
      1935.482,
      2903.2229999999995,
      3870.964,
      5322.5755,
      5806.445999999999
    ],
    "referenceDuration": [
      917.3378229166666,
      917.3378229166667,
      917.3378229166667,
      917.3378229166667,
      1377.014797916667,
      457.6608479166664,
      1836.6917729166667
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-30T19:29:11.355Z",
    "pressedKeys": [
      67,
      67,
      69,
      71,
      71,
      69,
      69
    ],
    "pressedTime": [
      0,
      736,
      1577,
      2380,
      3120,
      4012,
      4414
    ],
    "pressedDuration": [
      341,
      490,
      425,
      388,
      427,
      176,
      1279
    ],
    "pressedvelocity": [
      50,
      64,
      58,
      61,
      85,
      80,
      80
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 54.526308100830356,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      736,
      841,
      803,
      740,
      892,
      402
    ],
    "interOnsetIntervalsRelativeError": 40.16253143489153,
    "relativeInterOnsetIntervalsRelativeError": 2.2473946533756224,
    "sequenceDuration": -3135,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67b90b04e44001a4225b2",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 104,
    "innerStepIndex": 0,
    "repetition": 3,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:29:19.421Z",
    "textContent": "Utmärkt! Du har nu klarat att spela den delen av melodin.\n\nNu ska du få lära dig nästa del.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/21_Beethoven9_2.mid",
    "referenceKeys": [
      67,
      67,
      69,
      71,
      71,
      69,
      69
    ],
    "referenceTime": [
      0,
      967.741,
      1935.482,
      2903.2229999999995,
      3870.964,
      5322.5755,
      5806.445999999999
    ],
    "referenceDuration": [
      917.3378229166666,
      917.3378229166667,
      917.3378229166667,
      917.3378229166667,
      1377.014797916667,
      457.6608479166664,
      1836.6917729166667
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67b92b04e44001a4225b3",
    "blockType": "instruction",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 101,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:29:21.410Z",
    "textContent": "Beethoven 9\n3/3",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/21_Beethoven9_3.mid",
    "referenceKeys": [
      71,
      71,
      72,
      74,
      74,
      72,
      71,
      69,
      67,
      67,
      69,
      71,
      71,
      69,
      69
    ],
    "referenceTime": [
      0,
      967.741,
      1935.482,
      2903.2229999999995,
      3870.964,
      4838.705,
      5806.445999999999,
      6774.187,
      7741.928,
      8709.669,
      9677.41,
      10645.151,
      11612.891999999998,
      13064.503499999999,
      13548.374
    ],
    "referenceDuration": [
      917.3378229166666,
      917.3378229166667,
      917.3378229166667,
      917.3378229166667,
      917.337822916667,
      917.337822916667,
      917.337822916667,
      917.337822916667,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      1377.0147979166686,
      457.6608479166673,
      1836.6917729166676
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67baab04e44001a4225b4",
    "blockType": "video",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 102,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:29:44.764Z",
    "textContent": "Spela tillsammans med videon.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/21_Beethoven9_3.mid",
    "referenceKeys": [
      71,
      71,
      72,
      74,
      74,
      72,
      71,
      69,
      67,
      67,
      69,
      71,
      71,
      69,
      69
    ],
    "referenceTime": [
      0,
      967.741,
      1935.482,
      2903.2229999999995,
      3870.964,
      4838.705,
      5806.445999999999,
      6774.187,
      7741.928,
      8709.669,
      9677.41,
      10645.151,
      11612.891999999998,
      13064.503499999999,
      13548.374
    ],
    "referenceDuration": [
      917.3378229166666,
      917.3378229166667,
      917.3378229166667,
      917.3378229166667,
      917.337822916667,
      917.337822916667,
      917.337822916667,
      917.337822916667,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      1377.0147979166686,
      457.6608479166673,
      1836.6917729166676
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67bb8b04e44001a4225b5",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 103,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:29:59.144Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/21_Beethoven9_3.mid",
    "referenceKeys": [
      71,
      71,
      72,
      74,
      74,
      72,
      71,
      69,
      67,
      67,
      69,
      71,
      71,
      69,
      69
    ],
    "referenceTime": [
      0,
      967.741,
      1935.482,
      2903.2229999999995,
      3870.964,
      4838.705,
      5806.445999999999,
      6774.187,
      7741.928,
      8709.669,
      9677.41,
      10645.151,
      11612.891999999998,
      13064.503499999999,
      13548.374
    ],
    "referenceDuration": [
      917.3378229166666,
      917.3378229166667,
      917.3378229166667,
      917.3378229166667,
      917.337822916667,
      917.337822916667,
      917.337822916667,
      917.337822916667,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      1377.0147979166686,
      457.6608479166673,
      1836.6917729166676
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-30T19:29:45.641Z",
    "pressedKeys": [
      71,
      71,
      72,
      74,
      74,
      72,
      71,
      69,
      67,
      67,
      69,
      71,
      71,
      69,
      69
    ],
    "pressedTime": [
      0,
      874,
      1715,
      2590,
      3388,
      4281,
      5170,
      6108,
      7518,
      8358,
      9199,
      10042,
      10843,
      11553,
      12277
    ],
    "pressedDuration": [
      592,
      459,
      479,
      462,
      573,
      0,
      883,
      1046,
      447,
      398,
      453,
      401,
      374,
      388,
      1226
    ],
    "pressedvelocity": [
      27,
      60,
      62,
      54,
      55,
      70,
      63,
      54,
      51,
      47,
      60,
      63,
      63,
      63,
      64
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 44.95039431105193,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      874,
      841,
      875,
      798,
      893,
      889,
      938,
      1410,
      840,
      841,
      843,
      801,
      710,
      724
    ],
    "interOnsetIntervalsRelativeError": 5.059236628690611,
    "relativeInterOnsetIntervalsRelativeError": 10.138140619121296,
    "sequenceDuration": -11051,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67bbbb04e44001a4225b6",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 104,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:30:01.817Z",
    "textContent": "Du har spelat melodin rätt 1 gånger av 3.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/21_Beethoven9_3.mid",
    "referenceKeys": [
      71,
      71,
      72,
      74,
      74,
      72,
      71,
      69,
      67,
      67,
      69,
      71,
      71,
      69,
      69
    ],
    "referenceTime": [
      0,
      967.741,
      1935.482,
      2903.2229999999995,
      3870.964,
      4838.705,
      5806.445999999999,
      6774.187,
      7741.928,
      8709.669,
      9677.41,
      10645.151,
      11612.891999999998,
      13064.503499999999,
      13548.374
    ],
    "referenceDuration": [
      917.3378229166666,
      917.3378229166667,
      917.3378229166667,
      917.3378229166667,
      917.337822916667,
      917.337822916667,
      917.337822916667,
      917.337822916667,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      1377.0147979166686,
      457.6608479166673,
      1836.6917729166676
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "2021-11-30T19:30:01.817Z",
    "pressedKeyboardKeys": [
      "s"
    ],
    "pressedKeyboardTime": [
      0
    ],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67bc9b04e44001a4225b7",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 103,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:30:15.805Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/21_Beethoven9_3.mid",
    "referenceKeys": [
      71,
      71,
      72,
      74,
      74,
      72,
      71,
      69,
      67,
      67,
      69,
      71,
      71,
      69,
      69
    ],
    "referenceTime": [
      0,
      967.741,
      1935.482,
      2903.2229999999995,
      3870.964,
      4838.705,
      5806.445999999999,
      6774.187,
      7741.928,
      8709.669,
      9677.41,
      10645.151,
      11612.891999999998,
      13064.503499999999,
      13548.374
    ],
    "referenceDuration": [
      917.3378229166666,
      917.3378229166667,
      917.3378229166667,
      917.3378229166667,
      917.337822916667,
      917.337822916667,
      917.337822916667,
      917.337822916667,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      1377.0147979166686,
      457.6608479166673,
      1836.6917729166676
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-30T19:30:03.367Z",
    "pressedKeys": [
      71,
      71,
      72,
      74,
      74,
      72,
      71,
      69,
      67,
      67,
      69,
      71,
      71,
      69,
      69
    ],
    "pressedTime": [
      0,
      798,
      1602,
      2366,
      3086,
      3904,
      4744,
      5678,
      7228,
      7952,
      8798,
      9810,
      10610,
      11483,
      12297
    ],
    "pressedDuration": [
      395,
      306,
      383,
      263,
      453,
      830,
      902,
      1125,
      382,
      397,
      469,
      327,
      478,
      338,
      140
    ],
    "pressedvelocity": [
      54,
      45,
      45,
      46,
      51,
      51,
      56,
      42,
      57,
      44,
      57,
      56,
      63,
      61,
      64
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 49.98192229602443,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      798,
      804,
      764,
      720,
      818,
      840,
      934,
      1550,
      724,
      846,
      1012,
      800,
      873,
      814
    ],
    "interOnsetIntervalsRelativeError": 20.36539218654574,
    "relativeInterOnsetIntervalsRelativeError": 13.527747766586486,
    "sequenceDuration": -12157,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67bccb04e44001a4225b8",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 104,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:30:19.408Z",
    "textContent": "Du har spelat melodin rätt 2 gånger av 3.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/21_Beethoven9_3.mid",
    "referenceKeys": [
      71,
      71,
      72,
      74,
      74,
      72,
      71,
      69,
      67,
      67,
      69,
      71,
      71,
      69,
      69
    ],
    "referenceTime": [
      0,
      967.741,
      1935.482,
      2903.2229999999995,
      3870.964,
      4838.705,
      5806.445999999999,
      6774.187,
      7741.928,
      8709.669,
      9677.41,
      10645.151,
      11612.891999999998,
      13064.503499999999,
      13548.374
    ],
    "referenceDuration": [
      917.3378229166666,
      917.3378229166667,
      917.3378229166667,
      917.3378229166667,
      917.337822916667,
      917.337822916667,
      917.337822916667,
      917.337822916667,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      1377.0147979166686,
      457.6608479166673,
      1836.6917729166676
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "2021-11-30T19:30:19.408Z",
    "pressedKeyboardKeys": [
      "s"
    ],
    "pressedKeyboardTime": [
      0
    ],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67bdcb04e44001a4225b9",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 103,
    "innerStepIndex": 0,
    "repetition": 3,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:30:35.164Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/21_Beethoven9_3.mid",
    "referenceKeys": [
      71,
      71,
      72,
      74,
      74,
      72,
      71,
      69,
      67,
      67,
      69,
      71,
      71,
      69,
      69
    ],
    "referenceTime": [
      0,
      967.741,
      1935.482,
      2903.2229999999995,
      3870.964,
      4838.705,
      5806.445999999999,
      6774.187,
      7741.928,
      8709.669,
      9677.41,
      10645.151,
      11612.891999999998,
      13064.503499999999,
      13548.374
    ],
    "referenceDuration": [
      917.3378229166666,
      917.3378229166667,
      917.3378229166667,
      917.3378229166667,
      917.337822916667,
      917.337822916667,
      917.337822916667,
      917.337822916667,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      1377.0147979166686,
      457.6608479166673,
      1836.6917729166676
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-30T19:30:20.770Z",
    "pressedKeys": [
      71,
      71,
      72,
      74,
      74,
      72,
      71,
      69,
      67,
      67,
      69,
      71,
      71,
      69,
      69
    ],
    "pressedTime": [
      0,
      808,
      1687,
      2451,
      3168,
      4038,
      4845,
      5735,
      7429,
      10387,
      11248,
      12030,
      12763,
      13579,
      14234
    ],
    "pressedDuration": [
      454,
      447,
      357,
      327,
      376,
      750,
      53,
      936,
      1091,
      438,
      399,
      374,
      424,
      319,
      160
    ],
    "pressedvelocity": [
      50,
      52,
      28,
      50,
      45,
      61,
      63,
      55,
      44,
      30,
      57,
      57,
      40,
      55,
      85
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 51.89610389598628,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      808,
      879,
      764,
      717,
      870,
      807,
      890,
      1694,
      2958,
      861,
      782,
      733,
      816,
      655
    ],
    "interOnsetIntervalsRelativeError": 24.981744672829368,
    "relativeInterOnsetIntervalsRelativeError": 28.22336859431139,
    "sequenceDuration": -14074,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67bdfb04e44001a4225ba",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 104,
    "innerStepIndex": 0,
    "repetition": 3,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:30:37.897Z",
    "textContent": "Du har spelat melodin rätt 2 gånger av 3.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/21_Beethoven9_3.mid",
    "referenceKeys": [
      71,
      71,
      72,
      74,
      74,
      72,
      71,
      69,
      67,
      67,
      69,
      71,
      71,
      69,
      69
    ],
    "referenceTime": [
      0,
      967.741,
      1935.482,
      2903.2229999999995,
      3870.964,
      4838.705,
      5806.445999999999,
      6774.187,
      7741.928,
      8709.669,
      9677.41,
      10645.151,
      11612.891999999998,
      13064.503499999999,
      13548.374
    ],
    "referenceDuration": [
      917.3378229166666,
      917.3378229166667,
      917.3378229166667,
      917.3378229166667,
      917.337822916667,
      917.337822916667,
      917.337822916667,
      917.337822916667,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      1377.0147979166686,
      457.6608479166673,
      1836.6917729166676
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-30T19:30:35.294Z",
    "pressedKeys": [
      69
    ],
    "pressedTime": [
      0
    ],
    "pressedDuration": [
      225
    ],
    "pressedvelocity": [
      91
    ],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67bf6b04e44001a4225bb",
    "blockType": "video",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 102,
    "innerStepIndex": 0,
    "repetition": 4,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:31:00.852Z",
    "textContent": "Spela tillsammans med videon.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/21_Beethoven9_3.mid",
    "referenceKeys": [
      71,
      71,
      72,
      74,
      74,
      72,
      71,
      69,
      67,
      67,
      69,
      71,
      71,
      69,
      69
    ],
    "referenceTime": [
      0,
      967.741,
      1935.482,
      2903.2229999999995,
      3870.964,
      4838.705,
      5806.445999999999,
      6774.187,
      7741.928,
      8709.669,
      9677.41,
      10645.151,
      11612.891999999998,
      13064.503499999999,
      13548.374
    ],
    "referenceDuration": [
      917.3378229166666,
      917.3378229166667,
      917.3378229166667,
      917.3378229166667,
      917.337822916667,
      917.337822916667,
      917.337822916667,
      917.337822916667,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      1377.0147979166686,
      457.6608479166673,
      1836.6917729166676
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67c03b04e44001a4225bc",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 103,
    "innerStepIndex": 0,
    "repetition": 4,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:31:14.500Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/21_Beethoven9_3.mid",
    "referenceKeys": [
      71,
      71,
      72,
      74,
      74,
      72,
      71,
      69,
      67,
      67,
      69,
      71,
      71,
      69,
      69
    ],
    "referenceTime": [
      0,
      967.741,
      1935.482,
      2903.2229999999995,
      3870.964,
      4838.705,
      5806.445999999999,
      6774.187,
      7741.928,
      8709.669,
      9677.41,
      10645.151,
      11612.891999999998,
      13064.503499999999,
      13548.374
    ],
    "referenceDuration": [
      917.3378229166666,
      917.3378229166667,
      917.3378229166667,
      917.3378229166667,
      917.337822916667,
      917.337822916667,
      917.337822916667,
      917.337822916667,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      1377.0147979166686,
      457.6608479166673,
      1836.6917729166676
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-30T19:31:01.570Z",
    "pressedKeys": [
      71,
      71,
      72,
      74,
      74,
      72,
      71,
      69,
      67,
      67,
      69,
      71,
      71,
      69,
      69
    ],
    "pressedTime": [
      0,
      745,
      1564,
      2409,
      3257,
      4043,
      4838,
      5685,
      7176,
      7935,
      8658,
      9448,
      10185,
      10907,
      11648
    ],
    "pressedDuration": [
      433,
      512,
      367,
      353,
      389,
      771,
      827,
      794,
      391,
      441,
      403,
      319,
      419,
      301,
      1282
    ],
    "pressedvelocity": [
      60,
      62,
      42,
      49,
      39,
      55,
      64,
      54,
      75,
      58,
      59,
      60,
      63,
      70,
      85
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 45.32911050357908,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      745,
      819,
      845,
      848,
      786,
      795,
      847,
      1491,
      759,
      723,
      790,
      737,
      722,
      741
    ],
    "interOnsetIntervalsRelativeError": 28.861172565800082,
    "relativeInterOnsetIntervalsRelativeError": 12.461080586080554,
    "sequenceDuration": -10366,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67c06b04e44001a4225bd",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 104,
    "innerStepIndex": 0,
    "repetition": 4,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:31:17.283Z",
    "textContent": "Utmärkt, du har nu klarat av hela melodin!\n\nNu ska du få spela nästa melodi.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/21_Beethoven9_3.mid",
    "referenceKeys": [
      71,
      71,
      72,
      74,
      74,
      72,
      71,
      69,
      67,
      67,
      69,
      71,
      71,
      69,
      69
    ],
    "referenceTime": [
      0,
      967.741,
      1935.482,
      2903.2229999999995,
      3870.964,
      4838.705,
      5806.445999999999,
      6774.187,
      7741.928,
      8709.669,
      9677.41,
      10645.151,
      11612.891999999998,
      13064.503499999999,
      13548.374
    ],
    "referenceDuration": [
      917.3378229166666,
      917.3378229166667,
      917.3378229166667,
      917.3378229166667,
      917.337822916667,
      917.337822916667,
      917.337822916667,
      917.337822916667,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      1377.0147979166686,
      457.6608479166673,
      1836.6917729166676
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  }
]
Tue Nov 30 2021 19:22:54 GMT+0000 (Coordinated Universal Time)
Tue Nov 30 2021 19:31:18 GMT+0000 (Coordinated Universal Time)
29
61a67a0eb04e44001a42258f
616d4f2e8afad7001a2b1b4f
60e2a576f652020013b85afa
616d4f2e8afad7001a2b1b50
60e2b251f652020013b860a1
default
0
twins experiment
Tue Nov 30 2021 19:22:53 GMT+0000 (Coordinated Universal Time)
week4-6
11
PN14
sweedish twins experiment
week 4-6
1
[
  {
    "isInTimeUp": false,
    "_id": "61a67b1fb04e44001a4225a1",
    "time": "2021-11-30T19:27:26.185Z",
    "nextLogLabel": "melody-21"
  }
]
[
  {
    "startCount": 1,
    "_id": "61a67a11b04e44001a422592",
    "blockType": "instruction",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 0,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": true,
    "timestamp": "2021-11-30T19:22:55.742Z",
    "textContent": "Välkommen!\n\nNu ska du få lära dig några nya melodier.\n\nFörsök jobba på bra, men inte så att du känner dig stressad.\n\n För att kunna gå vidare till nästa melodi\nbehöver du spela rätt tre gånger men inte 3 ggr i rad.\n\nSessionen är 20 minuter lång, och tiden börjar efter att du lyssnat på melodin.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/21_Beethoven9_1.mid",
    "referenceKeys": [
      71,
      71,
      72,
      74,
      74,
      72,
      71,
      69
    ],
    "referenceTime": [
      0,
      967.741,
      1935.482,
      2903.2229999999995,
      3870.964,
      4838.705,
      5806.445999999999,
      6774.187
    ],
    "referenceDuration": [
      917.3378229166666,
      917.3378229166667,
      917.3378229166667,
      917.3378229166667,
      917.337822916667,
      917.337822916667,
      917.337822916667,
      917.337822916667
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-30T19:22:49.486Z",
    "pressedKeys": [
      48,
      50
    ],
    "pressedTime": [
      0,
      994
    ],
    "pressedDuration": [
      384,
      297
    ],
    "pressedvelocity": [
      55,
      51
    ],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67a12b04e44001a422593",
    "blockType": "instruction",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 1,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": true,
    "timestamp": "2021-11-30T19:22:56.757Z",
    "textContent": "Låt oss börja med en uppvärmning.\nFörsök att spela tillsammans med videon.\nEfter videon kommer du att få spela melodin på egen hand.\n\nDetta upprepas tre gånger.\nDärefter går programmet vidare till nästa instruktionsvideo.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/melody/Melody4.mid",
    "referenceKeys": [
      72,
      71,
      69,
      71,
      67,
      69,
      71,
      67,
      67,
      72,
      72,
      71,
      69,
      71,
      67,
      69,
      71,
      71,
      69,
      67,
      67,
      69,
      65,
      69,
      67,
      60,
      67,
      67,
      69,
      65,
      67,
      65,
      67,
      64,
      65,
      62,
      65,
      67,
      64,
      60,
      60
    ],
    "referenceTime": [
      0,
      1250,
      1875,
      2500,
      3750,
      4375,
      5000,
      6250,
      7500,
      10000,
      11250,
      11875,
      12500,
      13125,
      13750,
      14375,
      15000,
      16250,
      16875,
      17500,
      20000,
      20625,
      21250,
      21875,
      22500,
      23750,
      25000,
      25625,
      26250,
      26875,
      27500,
      30000,
      30625,
      31250,
      31875,
      32500,
      33750,
      34375,
      35000,
      36250,
      37500
    ],
    "referenceDuration": [
      1250,
      625,
      625,
      1250,
      625,
      625,
      1250,
      1250,
      2500,
      1250,
      625,
      625,
      625,
      625,
      625,
      625,
      1250,
      625,
      625,
      2500,
      625,
      625,
      625,
      625,
      1250,
      1250,
      625,
      625,
      625,
      625,
      2500,
      625,
      625,
      625,
      625,
      1250,
      625,
      625,
      1250,
      1250,
      2500
    ],
    "referenceVelocity": [
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67a15b04e44001a422594",
    "blockType": "instruction",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 2,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": true,
    "timestamp": "2021-11-30T19:23:00.073Z",
    "textContent": "Här kommer ett segment av melodin.",
    "pictureName": "",
    "helperImageName": "twins_experiment/image/right_hand_numbered.bmp",
    "referenceName": "twins_experiment/melody/Melody4.mid",
    "referenceKeys": [
      72,
      71,
      69,
      71,
      67,
      69,
      71,
      67,
      67,
      72,
      72,
      71,
      69,
      71,
      67,
      69,
      71,
      71,
      69,
      67,
      67,
      69,
      65,
      69,
      67,
      60,
      67,
      67,
      69,
      65,
      67,
      65,
      67,
      64,
      65,
      62,
      65,
      67,
      64,
      60,
      60
    ],
    "referenceTime": [
      0,
      1250,
      1875,
      2500,
      3750,
      4375,
      5000,
      6250,
      7500,
      10000,
      11250,
      11875,
      12500,
      13125,
      13750,
      14375,
      15000,
      16250,
      16875,
      17500,
      20000,
      20625,
      21250,
      21875,
      22500,
      23750,
      25000,
      25625,
      26250,
      26875,
      27500,
      30000,
      30625,
      31250,
      31875,
      32500,
      33750,
      34375,
      35000,
      36250,
      37500
    ],
    "referenceDuration": [
      1250,
      625,
      625,
      1250,
      625,
      625,
      1250,
      1250,
      2500,
      1250,
      625,
      625,
      625,
      625,
      625,
      625,
      1250,
      625,
      625,
      2500,
      625,
      625,
      625,
      625,
      1250,
      1250,
      625,
      625,
      625,
      625,
      2500,
      625,
      625,
      625,
      625,
      1250,
      625,
      625,
      1250,
      1250,
      2500
    ],
    "referenceVelocity": [
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67a46b04e44001a422595",
    "blockType": "video",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 3,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": true,
    "timestamp": "2021-11-30T19:23:49.404Z",
    "textContent": "Spela tillsammans med videon.",
    "pictureName": "",
    "helperImageName": "twins_experiment/image/right_hand_numbered.bmp",
    "referenceName": "twins_experiment/melody/Melody4.mid",
    "referenceKeys": [
      72,
      71,
      69,
      71,
      67,
      69,
      71,
      67,
      67,
      72,
      72,
      71,
      69,
      71,
      67,
      69,
      71,
      71,
      69,
      67,
      67,
      69,
      65,
      69,
      67,
      60,
      67,
      67,
      69,
      65,
      67,
      65,
      67,
      64,
      65,
      62,
      65,
      67,
      64,
      60,
      60
    ],
    "referenceTime": [
      0,
      1250,
      1875,
      2500,
      3750,
      4375,
      5000,
      6250,
      7500,
      10000,
      11250,
      11875,
      12500,
      13125,
      13750,
      14375,
      15000,
      16250,
      16875,
      17500,
      20000,
      20625,
      21250,
      21875,
      22500,
      23750,
      25000,
      25625,
      26250,
      26875,
      27500,
      30000,
      30625,
      31250,
      31875,
      32500,
      33750,
      34375,
      35000,
      36250,
      37500
    ],
    "referenceDuration": [
      1250,
      625,
      625,
      1250,
      625,
      625,
      1250,
      1250,
      2500,
      1250,
      625,
      625,
      625,
      625,
      625,
      625,
      1250,
      625,
      625,
      2500,
      625,
      625,
      625,
      625,
      1250,
      1250,
      625,
      625,
      625,
      625,
      2500,
      625,
      625,
      625,
      625,
      1250,
      625,
      625,
      1250,
      1250,
      2500
    ],
    "referenceVelocity": [
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67a6fb04e44001a422596",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 4,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": true,
    "timestamp": "2021-11-30T19:24:29.708Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "twins_experiment/image/right_hand_numbered.bmp",
    "referenceName": "twins_experiment/melody/Melody4.mid",
    "referenceKeys": [
      72,
      71,
      69,
      71,
      67,
      69,
      71,
      67,
      67,
      72,
      72,
      71,
      69,
      71,
      67,
      69,
      71,
      71,
      69,
      67,
      67,
      69,
      65,
      69,
      67,
      60,
      67,
      67,
      69,
      65,
      67,
      65,
      67,
      64,
      65,
      62,
      65,
      67,
      64,
      60,
      60
    ],
    "referenceTime": [
      0,
      1250,
      1875,
      2500,
      3750,
      4375,
      5000,
      6250,
      7500,
      10000,
      11250,
      11875,
      12500,
      13125,
      13750,
      14375,
      15000,
      16250,
      16875,
      17500,
      20000,
      20625,
      21250,
      21875,
      22500,
      23750,
      25000,
      25625,
      26250,
      26875,
      27500,
      30000,
      30625,
      31250,
      31875,
      32500,
      33750,
      34375,
      35000,
      36250,
      37500
    ],
    "referenceDuration": [
      1250,
      625,
      625,
      1250,
      625,
      625,
      1250,
      1250,
      2500,
      1250,
      625,
      625,
      625,
      625,
      625,
      625,
      1250,
      625,
      625,
      2500,
      625,
      625,
      625,
      625,
      1250,
      1250,
      625,
      625,
      625,
      625,
      2500,
      625,
      625,
      625,
      625,
      1250,
      625,
      625,
      1250,
      1250,
      2500
    ],
    "referenceVelocity": [
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497
    ],
    "pressedStartTime": "2021-11-30T19:23:52.429Z",
    "pressedKeys": [
      72,
      71,
      69,
      72,
      71,
      69,
      71,
      67,
      71,
      69,
      71,
      67,
      67,
      72,
      72,
      71,
      69,
      71,
      67,
      69,
      71,
      71,
      69,
      67,
      67,
      69,
      65,
      69,
      67,
      60,
      67,
      67,
      69,
      65,
      67,
      65,
      67,
      64,
      65,
      62,
      65
    ],
    "pressedTime": [
      0,
      1197,
      1856,
      5890,
      6921,
      7615,
      8189,
      9411,
      9412,
      10055,
      10685,
      13036,
      14144,
      15113,
      16246,
      16923,
      17526,
      18176,
      18905,
      19578,
      20130,
      21180,
      21757,
      22485,
      24262,
      24821,
      25483,
      25985,
      26735,
      27970,
      29212,
      29786,
      30374,
      31004,
      31714,
      33639,
      34203,
      34851,
      35415,
      36033,
      37056
    ],
    "pressedDuration": [
      1136,
      612,
      524,
      1010,
      693,
      13,
      902,
      15,
      484,
      1001,
      722,
      561,
      659,
      643,
      554,
      634,
      509,
      1,
      47,
      668,
      27,
      711,
      647,
      322,
      270,
      182,
      262,
      809,
      438,
      198,
      225,
      205,
      297,
      1454,
      253,
      324,
      277,
      308,
      595,
      220
    ],
    "pressedvelocity": [
      54,
      63,
      61,
      80,
      85,
      57,
      96,
      75,
      80,
      85,
      96,
      85,
      70,
      80,
      85,
      63,
      58,
      91,
      63,
      56,
      64,
      75,
      63,
      49,
      64,
      57,
      63,
      75,
      80,
      61,
      43,
      60,
      63,
      48,
      64,
      75,
      57,
      70,
      58,
      91,
      64
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 80.48780487804879,
    "durationsRelativeError": null,
    "levenshteinDistance": 8,
    "interOnsetInterval": [
      1197,
      659,
      4034,
      1031,
      694,
      574,
      1222,
      1,
      643,
      630,
      2351,
      1108,
      969,
      1133,
      677,
      603,
      650,
      729,
      673,
      552,
      1050,
      577,
      728,
      1777,
      559,
      662,
      502,
      750,
      1235,
      1242,
      574,
      588,
      630,
      710,
      1925,
      564,
      648,
      564,
      618,
      1023
    ],
    "interOnsetIntervalsRelativeError": 58.44400000000001,
    "relativeInterOnsetIntervalsRelativeError": 55.28363827720207,
    "sequenceDuration": null,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67a74b04e44001a422597",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 5,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": true,
    "timestamp": "2021-11-30T19:24:35.453Z",
    "textContent": "",
    "pictureName": "",
    "helperImageName": "twins_experiment/image/right_hand_numbered.bmp",
    "referenceName": "twins_experiment/melody/Melody4.mid",
    "referenceKeys": [
      72,
      71,
      69,
      71,
      67,
      69,
      71,
      67,
      67,
      72,
      72,
      71,
      69,
      71,
      67,
      69,
      71,
      71,
      69,
      67,
      67,
      69,
      65,
      69,
      67,
      60,
      67,
      67,
      69,
      65,
      67,
      65,
      67,
      64,
      65,
      62,
      65,
      67,
      64,
      60,
      60
    ],
    "referenceTime": [
      0,
      1250,
      1875,
      2500,
      3750,
      4375,
      5000,
      6250,
      7500,
      10000,
      11250,
      11875,
      12500,
      13125,
      13750,
      14375,
      15000,
      16250,
      16875,
      17500,
      20000,
      20625,
      21250,
      21875,
      22500,
      23750,
      25000,
      25625,
      26250,
      26875,
      27500,
      30000,
      30625,
      31250,
      31875,
      32500,
      33750,
      34375,
      35000,
      36250,
      37500
    ],
    "referenceDuration": [
      1250,
      625,
      625,
      1250,
      625,
      625,
      1250,
      1250,
      2500,
      1250,
      625,
      625,
      625,
      625,
      625,
      625,
      1250,
      625,
      625,
      2500,
      625,
      625,
      625,
      625,
      1250,
      1250,
      625,
      625,
      625,
      625,
      2500,
      625,
      625,
      625,
      625,
      1250,
      625,
      625,
      1250,
      1250,
      2500
    ],
    "referenceVelocity": [
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497
    ],
    "pressedStartTime": "2021-11-30T19:24:30.060Z",
    "pressedKeys": [
      67
    ],
    "pressedTime": [
      0
    ],
    "pressedDuration": [
      336
    ],
    "pressedvelocity": [
      62
    ],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "2021-11-30T19:24:35.453Z",
    "pressedKeyboardKeys": [
      "s"
    ],
    "pressedKeyboardTime": [
      0
    ],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67a99b04e44001a422598",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 4,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": true,
    "timestamp": "2021-11-30T19:25:11.753Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "twins_experiment/image/right_hand_numbered.bmp",
    "referenceName": "twins_experiment/melody/Melody4.mid",
    "referenceKeys": [
      72,
      71,
      69,
      71,
      67,
      69,
      71,
      67,
      67,
      72,
      72,
      71,
      69,
      71,
      67,
      69,
      71,
      71,
      69,
      67,
      67,
      69,
      65,
      69,
      67,
      60,
      67,
      67,
      69,
      65,
      67,
      65,
      67,
      64,
      65,
      62,
      65,
      67,
      64,
      60,
      60
    ],
    "referenceTime": [
      0,
      1250,
      1875,
      2500,
      3750,
      4375,
      5000,
      6250,
      7500,
      10000,
      11250,
      11875,
      12500,
      13125,
      13750,
      14375,
      15000,
      16250,
      16875,
      17500,
      20000,
      20625,
      21250,
      21875,
      22500,
      23750,
      25000,
      25625,
      26250,
      26875,
      27500,
      30000,
      30625,
      31250,
      31875,
      32500,
      33750,
      34375,
      35000,
      36250,
      37500
    ],
    "referenceDuration": [
      1250,
      625,
      625,
      1250,
      625,
      625,
      1250,
      1250,
      2500,
      1250,
      625,
      625,
      625,
      625,
      625,
      625,
      1250,
      625,
      625,
      2500,
      625,
      625,
      625,
      625,
      1250,
      1250,
      625,
      625,
      625,
      625,
      2500,
      625,
      625,
      625,
      625,
      1250,
      625,
      625,
      1250,
      1250,
      2500
    ],
    "referenceVelocity": [
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497
    ],
    "pressedStartTime": "2021-11-30T19:24:37.484Z",
    "pressedKeys": [
      72,
      71,
      69,
      71,
      67,
      69,
      71,
      67,
      67,
      72,
      72,
      71,
      69,
      71,
      67,
      69,
      71,
      71,
      69,
      67,
      67,
      69,
      65,
      69,
      67,
      60,
      67,
      67,
      69,
      65,
      67,
      65,
      67,
      64,
      65,
      62,
      65,
      67,
      64,
      60,
      60
    ],
    "pressedTime": [
      0,
      968,
      1853,
      2476,
      3620,
      4228,
      4895,
      6001,
      7066,
      8254,
      9403,
      10035,
      10645,
      11252,
      12228,
      12822,
      13421,
      14437,
      15032,
      15663,
      16758,
      17315,
      17919,
      18474,
      19140,
      20272,
      21767,
      22326,
      22887,
      23483,
      24105,
      25437,
      26058,
      26678,
      27228,
      27868,
      29222,
      29756,
      30416,
      31674,
      32897
    ],
    "pressedDuration": [
      916,
      22,
      580,
      744,
      444,
      279,
      801,
      739,
      723,
      750,
      273,
      342,
      284,
      583,
      286,
      260,
      563,
      263,
      289,
      687,
      233,
      241,
      207,
      277,
      596,
      541,
      243,
      230,
      241,
      281,
      1016,
      279,
      290,
      236,
      323,
      975,
      252,
      312,
      618,
      801,
      1371
    ],
    "pressedvelocity": [
      61,
      64,
      64,
      96,
      60,
      63,
      96,
      85,
      85,
      85,
      80,
      85,
      96,
      96,
      85,
      96,
      106,
      91,
      85,
      75,
      85,
      75,
      64,
      75,
      85,
      64,
      70,
      63,
      85,
      64,
      91,
      91,
      62,
      70,
      63,
      91,
      80,
      62,
      75,
      91,
      91
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 51.13658536585365,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      968,
      885,
      623,
      1144,
      608,
      667,
      1106,
      1065,
      1188,
      1149,
      632,
      610,
      607,
      976,
      594,
      599,
      1016,
      595,
      631,
      1095,
      557,
      604,
      555,
      666,
      1132,
      1495,
      559,
      561,
      596,
      622,
      1332,
      621,
      620,
      550,
      640,
      1354,
      534,
      660,
      1258,
      1223
    ],
    "interOnsetIntervalsRelativeError": 91.372,
    "relativeInterOnsetIntervalsRelativeError": 8.484831443596686,
    "sequenceDuration": -31526,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67a9bb04e44001a422599",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 5,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": true,
    "timestamp": "2021-11-30T19:25:13.979Z",
    "textContent": "",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/melody/Melody4.mid",
    "referenceKeys": [
      72,
      71,
      69,
      71,
      67,
      69,
      71,
      67,
      67,
      72,
      72,
      71,
      69,
      71,
      67,
      69,
      71,
      71,
      69,
      67,
      67,
      69,
      65,
      69,
      67,
      60,
      67,
      67,
      69,
      65,
      67,
      65,
      67,
      64,
      65,
      62,
      65,
      67,
      64,
      60,
      60
    ],
    "referenceTime": [
      0,
      1250,
      1875,
      2500,
      3750,
      4375,
      5000,
      6250,
      7500,
      10000,
      11250,
      11875,
      12500,
      13125,
      13750,
      14375,
      15000,
      16250,
      16875,
      17500,
      20000,
      20625,
      21250,
      21875,
      22500,
      23750,
      25000,
      25625,
      26250,
      26875,
      27500,
      30000,
      30625,
      31250,
      31875,
      32500,
      33750,
      34375,
      35000,
      36250,
      37500
    ],
    "referenceDuration": [
      1250,
      625,
      625,
      1250,
      625,
      625,
      1250,
      1250,
      2500,
      1250,
      625,
      625,
      625,
      625,
      625,
      625,
      1250,
      625,
      625,
      2500,
      625,
      625,
      625,
      625,
      1250,
      1250,
      625,
      625,
      625,
      625,
      2500,
      625,
      625,
      625,
      625,
      1250,
      625,
      625,
      1250,
      1250,
      2500
    ],
    "referenceVelocity": [
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67a9db04e44001a42259a",
    "blockType": "instruction",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 6,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": true,
    "timestamp": "2021-11-30T19:25:15.718Z",
    "textContent": "Här kommer ett segment av melodin.",
    "pictureName": "",
    "helperImageName": "twins_experiment/image/right_hand_numbered.bmp",
    "referenceName": "twins_experiment/melody/Melody3.mid",
    "referenceKeys": [
      60,
      64,
      60,
      64,
      62,
      67,
      60,
      64,
      60,
      64,
      62,
      60,
      64,
      60,
      64,
      69,
      64,
      65,
      64,
      62,
      60,
      67,
      72,
      67,
      65,
      69,
      72,
      67,
      72,
      67,
      65,
      65,
      69,
      71,
      72,
      67,
      67,
      65,
      64,
      62,
      60
    ],
    "referenceTime": [
      0,
      625,
      1250,
      1875,
      2500,
      3750,
      5000,
      5625,
      6250,
      6875,
      7500,
      10000,
      10625,
      11250,
      11875,
      12500,
      13750,
      15000,
      15625,
      16250,
      16875,
      17500,
      20000,
      21250,
      22500,
      23750,
      25000,
      25625,
      26250,
      26875,
      27500,
      30000,
      31250,
      31875,
      32500,
      33750,
      35000,
      35625,
      36250,
      36875,
      37500
    ],
    "referenceDuration": [
      625,
      625,
      625,
      625,
      1250,
      1250,
      625,
      625,
      625,
      625,
      2500,
      625,
      625,
      625,
      625,
      1250,
      1250,
      625,
      625,
      625,
      625,
      2500,
      1250,
      1250,
      1250,
      1250,
      625,
      625,
      625,
      625,
      2500,
      1250,
      625,
      625,
      1250,
      1250,
      625,
      625,
      625,
      625,
      2500
    ],
    "referenceVelocity": [
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67acdb04e44001a42259b",
    "blockType": "video",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 7,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": true,
    "timestamp": "2021-11-30T19:26:04.530Z",
    "textContent": "",
    "pictureName": "",
    "helperImageName": "twins_experiment/image/right_hand_numbered.bmp",
    "referenceName": "twins_experiment/melody/Melody3.mid",
    "referenceKeys": [
      60,
      64,
      60,
      64,
      62,
      67,
      60,
      64,
      60,
      64,
      62,
      60,
      64,
      60,
      64,
      69,
      64,
      65,
      64,
      62,
      60,
      67,
      72,
      67,
      65,
      69,
      72,
      67,
      72,
      67,
      65,
      65,
      69,
      71,
      72,
      67,
      67,
      65,
      64,
      62,
      60
    ],
    "referenceTime": [
      0,
      625,
      1250,
      1875,
      2500,
      3750,
      5000,
      5625,
      6250,
      6875,
      7500,
      10000,
      10625,
      11250,
      11875,
      12500,
      13750,
      15000,
      15625,
      16250,
      16875,
      17500,
      20000,
      21250,
      22500,
      23750,
      25000,
      25625,
      26250,
      26875,
      27500,
      30000,
      31250,
      31875,
      32500,
      33750,
      35000,
      35625,
      36250,
      36875,
      37500
    ],
    "referenceDuration": [
      625,
      625,
      625,
      625,
      1250,
      1250,
      625,
      625,
      625,
      625,
      2500,
      625,
      625,
      625,
      625,
      1250,
      1250,
      625,
      625,
      625,
      625,
      2500,
      1250,
      1250,
      1250,
      1250,
      625,
      625,
      625,
      625,
      2500,
      1250,
      625,
      625,
      1250,
      1250,
      625,
      625,
      625,
      625,
      2500
    ],
    "referenceVelocity": [
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497
    ],
    "pressedStartTime": "2021-11-30T19:25:24.762Z",
    "pressedKeys": [
      62,
      67,
      60,
      64,
      60,
      64,
      62,
      60,
      64,
      60,
      64,
      69,
      64,
      65,
      64,
      62,
      60,
      67,
      72,
      67,
      65,
      69,
      72,
      72
    ],
    "pressedTime": [
      0,
      951,
      2346,
      2952,
      3494,
      4098,
      4735,
      7451,
      8067,
      8660,
      9195,
      9844,
      11416,
      12456,
      13069,
      13748,
      14333,
      15111,
      17941,
      18796,
      19905,
      21086,
      22156,
      22813
    ],
    "pressedDuration": [
      514,
      690,
      227,
      246,
      281,
      311,
      1585,
      225,
      216,
      169,
      257,
      1100,
      375,
      193,
      246,
      194,
      206,
      1544,
      359,
      567,
      557,
      523,
      384,
      390
    ],
    "pressedvelocity": [
      12,
      60,
      60,
      55,
      63,
      75,
      96,
      91,
      64,
      75,
      60,
      101,
      59,
      91,
      91,
      49,
      55,
      54,
      40,
      61,
      64,
      54,
      60,
      56
    ],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67af6b04e44001a42259c",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 8,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": true,
    "timestamp": "2021-11-30T19:26:44.697Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "twins_experiment/image/right_hand_numbered.bmp",
    "referenceName": "twins_experiment/melody/Melody3.mid",
    "referenceKeys": [
      60,
      64,
      60,
      64,
      62,
      67,
      60,
      64,
      60,
      64,
      62,
      60,
      64,
      60,
      64,
      69,
      64,
      65,
      64,
      62,
      60,
      67,
      72,
      67,
      65,
      69,
      72,
      67,
      72,
      67,
      65,
      65,
      69,
      71,
      72,
      67,
      67,
      65,
      64,
      62,
      60
    ],
    "referenceTime": [
      0,
      625,
      1250,
      1875,
      2500,
      3750,
      5000,
      5625,
      6250,
      6875,
      7500,
      10000,
      10625,
      11250,
      11875,
      12500,
      13750,
      15000,
      15625,
      16250,
      16875,
      17500,
      20000,
      21250,
      22500,
      23750,
      25000,
      25625,
      26250,
      26875,
      27500,
      30000,
      31250,
      31875,
      32500,
      33750,
      35000,
      35625,
      36250,
      36875,
      37500
    ],
    "referenceDuration": [
      625,
      625,
      625,
      625,
      1250,
      1250,
      625,
      625,
      625,
      625,
      2500,
      625,
      625,
      625,
      625,
      1250,
      1250,
      625,
      625,
      625,
      625,
      2500,
      1250,
      1250,
      1250,
      1250,
      625,
      625,
      625,
      625,
      2500,
      1250,
      625,
      625,
      1250,
      1250,
      625,
      625,
      625,
      625,
      2500
    ],
    "referenceVelocity": [
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497
    ],
    "pressedStartTime": "2021-11-30T19:26:06.216Z",
    "pressedKeys": [
      60,
      64,
      60,
      64,
      62,
      67,
      60,
      64,
      60,
      64,
      62,
      60,
      64,
      60,
      64,
      69,
      64,
      65,
      64,
      62,
      60,
      67,
      72,
      67,
      65,
      69,
      72,
      67,
      72,
      67,
      65,
      65,
      69,
      71,
      72,
      67,
      67,
      65,
      64,
      62,
      60
    ],
    "pressedTime": [
      0,
      650,
      1295,
      1882,
      2537,
      3743,
      4907,
      5508,
      6145,
      6751,
      7347,
      8467,
      9113,
      9718,
      10280,
      10965,
      16768,
      17344,
      18048,
      18680,
      19393,
      20497,
      21660,
      22913,
      24142,
      25255,
      26176,
      26827,
      27405,
      28037,
      28887,
      30019,
      30980,
      31550,
      32220,
      33766,
      34487,
      35139,
      35744,
      36375,
      37078
    ],
    "pressedDuration": [
      495,
      370,
      301,
      221,
      1121,
      791,
      305,
      198,
      257,
      252,
      614,
      283,
      214,
      237,
      276,
      3911,
      271,
      354,
      257,
      247,
      552,
      677,
      710,
      916,
      571,
      590,
      303,
      286,
      313,
      432,
      719,
      545,
      488,
      393,
      1126,
      345,
      274,
      254,
      344,
      289,
      1402
    ],
    "pressedvelocity": [
      49,
      59,
      59,
      58,
      63,
      61,
      60,
      63,
      58,
      60,
      64,
      57,
      75,
      59,
      64,
      85,
      56,
      64,
      75,
      64,
      52,
      62,
      60,
      63,
      61,
      96,
      61,
      62,
      54,
      70,
      61,
      59,
      49,
      75,
      64,
      75,
      75,
      63,
      70,
      75,
      62
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 53.81268292682928,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      650,
      645,
      587,
      655,
      1206,
      1164,
      601,
      637,
      606,
      596,
      1120,
      646,
      605,
      562,
      685,
      5803,
      576,
      704,
      632,
      713,
      1104,
      1163,
      1253,
      1229,
      1113,
      921,
      651,
      578,
      632,
      850,
      1132,
      961,
      570,
      670,
      1546,
      721,
      652,
      605,
      631,
      703
    ],
    "interOnsetIntervalsRelativeError": 25.650999999999996,
    "relativeInterOnsetIntervalsRelativeError": 17.983710016721506,
    "sequenceDuration": -35676,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67af9b04e44001a42259d",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 9,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": true,
    "timestamp": "2021-11-30T19:26:48.064Z",
    "textContent": "",
    "pictureName": "",
    "helperImageName": "twins_experiment/image/right_hand_numbered.bmp",
    "referenceName": "twins_experiment/melody/Melody3.mid",
    "referenceKeys": [
      60,
      64,
      60,
      64,
      62,
      67,
      60,
      64,
      60,
      64,
      62,
      60,
      64,
      60,
      64,
      69,
      64,
      65,
      64,
      62,
      60,
      67,
      72,
      67,
      65,
      69,
      72,
      67,
      72,
      67,
      65,
      65,
      69,
      71,
      72,
      67,
      67,
      65,
      64,
      62,
      60
    ],
    "referenceTime": [
      0,
      625,
      1250,
      1875,
      2500,
      3750,
      5000,
      5625,
      6250,
      6875,
      7500,
      10000,
      10625,
      11250,
      11875,
      12500,
      13750,
      15000,
      15625,
      16250,
      16875,
      17500,
      20000,
      21250,
      22500,
      23750,
      25000,
      25625,
      26250,
      26875,
      27500,
      30000,
      31250,
      31875,
      32500,
      33750,
      35000,
      35625,
      36250,
      36875,
      37500
    ],
    "referenceDuration": [
      625,
      625,
      625,
      625,
      1250,
      1250,
      625,
      625,
      625,
      625,
      2500,
      625,
      625,
      625,
      625,
      1250,
      1250,
      625,
      625,
      625,
      625,
      2500,
      1250,
      1250,
      1250,
      1250,
      625,
      625,
      625,
      625,
      2500,
      1250,
      625,
      625,
      1250,
      1250,
      625,
      625,
      625,
      625,
      2500
    ],
    "referenceVelocity": [
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "2021-11-30T19:26:48.064Z",
    "pressedKeyboardKeys": [
      "s"
    ],
    "pressedKeyboardTime": [
      0
    ],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67b1cb04e44001a42259e",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 8,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": true,
    "timestamp": "2021-11-30T19:27:23.292Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "twins_experiment/image/right_hand_numbered.bmp",
    "referenceName": "twins_experiment/melody/Melody3.mid",
    "referenceKeys": [
      60,
      64,
      60,
      64,
      62,
      67,
      60,
      64,
      60,
      64,
      62,
      60,
      64,
      60,
      64,
      69,
      64,
      65,
      64,
      62,
      60,
      67,
      72,
      67,
      65,
      69,
      72,
      67,
      72,
      67,
      65,
      65,
      69,
      71,
      72,
      67,
      67,
      65,
      64,
      62,
      60
    ],
    "referenceTime": [
      0,
      625,
      1250,
      1875,
      2500,
      3750,
      5000,
      5625,
      6250,
      6875,
      7500,
      10000,
      10625,
      11250,
      11875,
      12500,
      13750,
      15000,
      15625,
      16250,
      16875,
      17500,
      20000,
      21250,
      22500,
      23750,
      25000,
      25625,
      26250,
      26875,
      27500,
      30000,
      31250,
      31875,
      32500,
      33750,
      35000,
      35625,
      36250,
      36875,
      37500
    ],
    "referenceDuration": [
      625,
      625,
      625,
      625,
      1250,
      1250,
      625,
      625,
      625,
      625,
      2500,
      625,
      625,
      625,
      625,
      1250,
      1250,
      625,
      625,
      625,
      625,
      2500,
      1250,
      1250,
      1250,
      1250,
      625,
      625,
      625,
      625,
      2500,
      1250,
      625,
      625,
      1250,
      1250,
      625,
      625,
      625,
      625,
      2500
    ],
    "referenceVelocity": [
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497
    ],
    "pressedStartTime": "2021-11-30T19:26:49.460Z",
    "pressedKeys": [
      60,
      64,
      60,
      64,
      62,
      67,
      60,
      64,
      60,
      64,
      62,
      60,
      64,
      60,
      64,
      69,
      64,
      65,
      64,
      62,
      60,
      67,
      72,
      67,
      65,
      69,
      72,
      67,
      72,
      67,
      65,
      65,
      69,
      71,
      72,
      67,
      67,
      65,
      64,
      62,
      60
    ],
    "pressedTime": [
      0,
      624,
      1165,
      1772,
      2379,
      3597,
      4802,
      5449,
      6068,
      6662,
      7299,
      8682,
      9293,
      9927,
      10487,
      11121,
      12664,
      13212,
      13863,
      14454,
      15092,
      16302,
      17754,
      18908,
      20067,
      21238,
      22209,
      22840,
      23422,
      24088,
      24820,
      25972,
      27020,
      27639,
      28229,
      29434,
      29983,
      30590,
      31181,
      31824,
      32462
    ],
    "pressedDuration": [
      333,
      225,
      344,
      215,
      1133,
      812,
      335,
      281,
      321,
      340,
      1053,
      331,
      262,
      249,
      286,
      1247,
      298,
      307,
      281,
      594,
      1114,
      957,
      23,
      718,
      717,
      626,
      356,
      260,
      382,
      446,
      784,
      597,
      304,
      253,
      659,
      239,
      256,
      392,
      20,
      17,
      1369
    ],
    "pressedvelocity": [
      54,
      63,
      56,
      80,
      63,
      80,
      61,
      75,
      58,
      80,
      101,
      64,
      63,
      61,
      85,
      91,
      91,
      75,
      80,
      64,
      54,
      55,
      64,
      63,
      57,
      64,
      59,
      63,
      57,
      75,
      101,
      80,
      75,
      61,
      62,
      80,
      80,
      85,
      80,
      63,
      80
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 52.77560975609755,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      624,
      541,
      607,
      607,
      1218,
      1205,
      647,
      619,
      594,
      637,
      1383,
      611,
      634,
      560,
      634,
      1543,
      548,
      651,
      591,
      638,
      1210,
      1452,
      1154,
      1159,
      1171,
      971,
      631,
      582,
      666,
      732,
      1152,
      1048,
      619,
      590,
      1205,
      549,
      607,
      591,
      643,
      638
    ],
    "interOnsetIntervalsRelativeError": 49.83,
    "relativeInterOnsetIntervalsRelativeError": 11.289446121619129,
    "sequenceDuration": -31093,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67b1eb04e44001a42259f",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 9,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": true,
    "timestamp": "2021-11-30T19:27:24.831Z",
    "textContent": "",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/melody/Melody3.mid",
    "referenceKeys": [
      60,
      64,
      60,
      64,
      62,
      67,
      60,
      64,
      60,
      64,
      62,
      60,
      64,
      60,
      64,
      69,
      64,
      65,
      64,
      62,
      60,
      67,
      72,
      67,
      65,
      69,
      72,
      67,
      72,
      67,
      65,
      65,
      69,
      71,
      72,
      67,
      67,
      65,
      64,
      62,
      60
    ],
    "referenceTime": [
      0,
      625,
      1250,
      1875,
      2500,
      3750,
      5000,
      5625,
      6250,
      6875,
      7500,
      10000,
      10625,
      11250,
      11875,
      12500,
      13750,
      15000,
      15625,
      16250,
      16875,
      17500,
      20000,
      21250,
      22500,
      23750,
      25000,
      25625,
      26250,
      26875,
      27500,
      30000,
      31250,
      31875,
      32500,
      33750,
      35000,
      35625,
      36250,
      36875,
      37500
    ],
    "referenceDuration": [
      625,
      625,
      625,
      625,
      1250,
      1250,
      625,
      625,
      625,
      625,
      2500,
      625,
      625,
      625,
      625,
      1250,
      1250,
      625,
      625,
      625,
      625,
      2500,
      1250,
      1250,
      1250,
      1250,
      625,
      625,
      625,
      625,
      2500,
      1250,
      625,
      625,
      1250,
      1250,
      625,
      625,
      625,
      625,
      2500
    ],
    "referenceVelocity": [
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67b1fb04e44001a4225a0",
    "blockType": "instruction",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 10,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": true,
    "timestamp": "2021-11-30T19:27:26.176Z",
    "textContent": "Nu börjar den riktiga träningen",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/melody/Melody3.mid",
    "referenceKeys": [
      60,
      64,
      60,
      64,
      62,
      67,
      60,
      64,
      60,
      64,
      62,
      60,
      64,
      60,
      64,
      69,
      64,
      65,
      64,
      62,
      60,
      67,
      72,
      67,
      65,
      69,
      72,
      67,
      72,
      67,
      65,
      65,
      69,
      71,
      72,
      67,
      67,
      65,
      64,
      62,
      60
    ],
    "referenceTime": [
      0,
      625,
      1250,
      1875,
      2500,
      3750,
      5000,
      5625,
      6250,
      6875,
      7500,
      10000,
      10625,
      11250,
      11875,
      12500,
      13750,
      15000,
      15625,
      16250,
      16875,
      17500,
      20000,
      21250,
      22500,
      23750,
      25000,
      25625,
      26250,
      26875,
      27500,
      30000,
      31250,
      31875,
      32500,
      33750,
      35000,
      35625,
      36250,
      36875,
      37500
    ],
    "referenceDuration": [
      625,
      625,
      625,
      625,
      1250,
      1250,
      625,
      625,
      625,
      625,
      2500,
      625,
      625,
      625,
      625,
      1250,
      1250,
      625,
      625,
      625,
      625,
      2500,
      1250,
      1250,
      1250,
      1250,
      625,
      625,
      625,
      625,
      2500,
      1250,
      625,
      625,
      1250,
      1250,
      625,
      625,
      625,
      625,
      2500
    ],
    "referenceVelocity": [
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497,
      0.7874015748031497
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  }
]
Tue Nov 30 2021 19:22:54 GMT+0000 (Coordinated Universal Time)
Tue Nov 30 2021 19:27:27 GMT+0000 (Coordinated Universal Time)
16
61a67a0eb04e44001a42258e
616d4f2e8afad7001a2b1b4f
60e2a576f652020013b85afa
616d4f2e8afad7001a2b1b50
60e2b251f652020013b860a1
melody-21
0
twins experiment
Tue Nov 30 2021 19:22:53 GMT+0000 (Coordinated Universal Time)
week4-6
11
PN14
sweedish twins experiment
week 4-6
1
[
  {
    "isInTimeUp": false,
    "_id": "61a67a0eb04e44001a422590",
    "time": "2021-11-30T19:22:53.187Z",
    "nextLogLabel": "default"
  }
]
Tue Nov 30 2021 19:22:54 GMT+0000 (Coordinated Universal Time)
Tue Nov 30 2021 19:22:54 GMT+0000 (Coordinated Universal Time)
0
61a67c06b04e44001a4225be
616d4f2e8afad7001a2b1b4f
60e2a576f652020013b85afa
616d4f2e8afad7001a2b1b50
60e2b251f652020013b860a1
melody-22
0
twins experiment
Tue Nov 30 2021 19:31:17 GMT+0000 (Coordinated Universal Time)
week4-6
11
PN14
sweedish twins experiment
week 4-6
1
[
  {
    "isInTimeUp": false,
    "_id": "61a67cf9b04e44001a4225de",
    "time": "2021-11-30T19:35:19.688Z",
    "nextLogLabel": "melody-23"
  }
]
[
  {
    "startCount": 1,
    "_id": "61a67c13b04e44001a4225c0",
    "blockType": "cue",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 105,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:31:30.334Z",
    "textContent": "Tryck på mellanslagstangenten och lyssna på melodin.\n\n'Stilla Natt'",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/22_StillaNatt_0.mid",
    "referenceKeys": [
      67,
      69,
      67,
      64,
      67,
      69,
      67,
      64,
      74,
      74,
      71,
      72,
      72,
      67
    ],
    "referenceTime": [
      0,
      692.31,
      923.08,
      1384.62,
      2769.24,
      3461.5499999999997,
      3692.32,
      4153.86,
      5538.48,
      6461.56,
      6923.099999999999,
      8307.72,
      9230.800000000001,
      9692.34
    ],
    "referenceDuration": [
      655.7714166666667,
      217.30841666666677,
      436.53991666666667,
      1313.465916666667,
      655.7714166666666,
      217.30841666666657,
      436.5399166666664,
      1313.465916666667,
      875.0029166666673,
      436.53991666666593,
      1313.465916666667,
      875.0029166666664,
      436.53991666666593,
      1313.4659166666686
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67c16b04e44001a4225c1",
    "blockType": "instruction",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 106,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:31:33.518Z",
    "textContent": "Stilla Natt\n1/3",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/22_StillaNatt_1.mid",
    "referenceKeys": [
      67,
      69,
      67,
      64,
      67,
      69,
      67,
      64
    ],
    "referenceTime": [
      0,
      1184.21025,
      1578.947,
      2368.4205,
      4736.841,
      5921.0512499999995,
      6315.788,
      7105.2615
    ],
    "referenceDuration": [
      1121.7102645833331,
      371.71043958333325,
      746.7103520833334,
      2246.7100020833327,
      1121.7102645833331,
      371.7104395833335,
      746.7103520833325,
      2246.7100020833327
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67c27b04e44001a4225c2",
    "blockType": "video",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 107,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:31:49.800Z",
    "textContent": "Spela tillsammans med videon.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/22_StillaNatt_1.mid",
    "referenceKeys": [
      67,
      69,
      67,
      64,
      67,
      69,
      67,
      64
    ],
    "referenceTime": [
      0,
      1184.21025,
      1578.947,
      2368.4205,
      4736.841,
      5921.0512499999995,
      6315.788,
      7105.2615
    ],
    "referenceDuration": [
      1121.7102645833331,
      371.71043958333325,
      746.7103520833334,
      2246.7100020833327,
      1121.7102645833331,
      371.7104395833335,
      746.7103520833325,
      2246.7100020833327
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67c2fb04e44001a4225c3",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 108,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:31:57.705Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/22_StillaNatt_1.mid",
    "referenceKeys": [
      67,
      69,
      67,
      64,
      67,
      69,
      67,
      64
    ],
    "referenceTime": [
      0,
      1184.21025,
      1578.947,
      2368.4205,
      4736.841,
      5921.0512499999995,
      6315.788,
      7105.2615
    ],
    "referenceDuration": [
      1121.7102645833331,
      371.71043958333325,
      746.7103520833334,
      2246.7100020833327,
      1121.7102645833331,
      371.7104395833335,
      746.7103520833325,
      2246.7100020833327
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-30T19:31:50.575Z",
    "pressedKeys": [
      67,
      69,
      67,
      64,
      67,
      69,
      67,
      64
    ],
    "pressedTime": [
      0,
      882,
      1357,
      2172,
      3621,
      4572,
      5057,
      5846
    ],
    "pressedDuration": [
      649,
      35,
      805,
      1035,
      728,
      22,
      14,
      1283
    ],
    "pressedvelocity": [
      70,
      64,
      64,
      62,
      64,
      61,
      64,
      55
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 58.08309104620821,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      882,
      475,
      815,
      1449,
      951,
      485,
      789
    ],
    "interOnsetIntervalsRelativeError": 54.300869051155146,
    "relativeInterOnsetIntervalsRelativeError": 16.880895361908017,
    "sequenceDuration": -4563,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67c31b04e44001a4225c4",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 109,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:31:59.556Z",
    "textContent": "Du har spelat melodin rätt 1 gånger av 3.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/22_StillaNatt_1.mid",
    "referenceKeys": [
      67,
      69,
      67,
      64,
      67,
      69,
      67,
      64
    ],
    "referenceTime": [
      0,
      1184.21025,
      1578.947,
      2368.4205,
      4736.841,
      5921.0512499999995,
      6315.788,
      7105.2615
    ],
    "referenceDuration": [
      1121.7102645833331,
      371.71043958333325,
      746.7103520833334,
      2246.7100020833327,
      1121.7102645833331,
      371.7104395833335,
      746.7103520833325,
      2246.7100020833327
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "2021-11-30T19:31:59.556Z",
    "pressedKeyboardKeys": [
      "s"
    ],
    "pressedKeyboardTime": [
      0
    ],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67c3db04e44001a4225c5",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 108,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:32:12.365Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/22_StillaNatt_1.mid",
    "referenceKeys": [
      67,
      69,
      67,
      64,
      67,
      69,
      67,
      64
    ],
    "referenceTime": [
      0,
      1184.21025,
      1578.947,
      2368.4205,
      4736.841,
      5921.0512499999995,
      6315.788,
      7105.2615
    ],
    "referenceDuration": [
      1121.7102645833331,
      371.71043958333325,
      746.7103520833334,
      2246.7100020833327,
      1121.7102645833331,
      371.7104395833335,
      746.7103520833325,
      2246.7100020833327
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-30T19:32:05.475Z",
    "pressedKeys": [
      67,
      69,
      67,
      64,
      67,
      69,
      67,
      64
    ],
    "pressedTime": [
      0,
      985,
      1452,
      2295,
      3635,
      4483,
      4840,
      5576
    ],
    "pressedDuration": [
      683,
      115,
      42,
      890,
      847,
      47,
      75,
      1313
    ],
    "pressedvelocity": [
      61,
      43,
      64,
      60,
      75,
      70,
      64,
      50
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 63.28695194307705,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      985,
      467,
      843,
      1340,
      848,
      357,
      736
    ],
    "interOnsetIntervalsRelativeError": 56.39293903136829,
    "relativeInterOnsetIntervalsRelativeError": 14.1089362574298,
    "sequenceDuration": -4263,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67c3fb04e44001a4225c6",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 109,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:32:14.365Z",
    "textContent": "Du har spelat melodin rätt 2 gånger av 3.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/22_StillaNatt_1.mid",
    "referenceKeys": [
      67,
      69,
      67,
      64,
      67,
      69,
      67,
      64
    ],
    "referenceTime": [
      0,
      1184.21025,
      1578.947,
      2368.4205,
      4736.841,
      5921.0512499999995,
      6315.788,
      7105.2615
    ],
    "referenceDuration": [
      1121.7102645833331,
      371.71043958333325,
      746.7103520833334,
      2246.7100020833327,
      1121.7102645833331,
      371.7104395833335,
      746.7103520833325,
      2246.7100020833327
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67c50b04e44001a4225c7",
    "blockType": "video",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 107,
    "innerStepIndex": 0,
    "repetition": 3,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:32:30.839Z",
    "textContent": "Spela tillsammans med videon.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/22_StillaNatt_1.mid",
    "referenceKeys": [
      67,
      69,
      67,
      64,
      67,
      69,
      67,
      64
    ],
    "referenceTime": [
      0,
      1184.21025,
      1578.947,
      2368.4205,
      4736.841,
      5921.0512499999995,
      6315.788,
      7105.2615
    ],
    "referenceDuration": [
      1121.7102645833331,
      371.71043958333325,
      746.7103520833334,
      2246.7100020833327,
      1121.7102645833331,
      371.7104395833335,
      746.7103520833325,
      2246.7100020833327
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67c59b04e44001a4225c8",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 108,
    "innerStepIndex": 0,
    "repetition": 3,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:32:40.075Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/22_StillaNatt_1.mid",
    "referenceKeys": [
      67,
      69,
      67,
      64,
      67,
      69,
      67,
      64
    ],
    "referenceTime": [
      0,
      1184.21025,
      1578.947,
      2368.4205,
      4736.841,
      5921.0512499999995,
      6315.788,
      7105.2615
    ],
    "referenceDuration": [
      1121.7102645833331,
      371.71043958333325,
      746.7103520833334,
      2246.7100020833327,
      1121.7102645833331,
      371.7104395833335,
      746.7103520833325,
      2246.7100020833327
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-30T19:32:31.885Z",
    "pressedKeys": [
      67,
      69,
      67,
      64,
      67,
      69,
      67,
      64
    ],
    "pressedTime": [
      0,
      960,
      1376,
      2208,
      4306,
      5131,
      5574,
      6370
    ],
    "pressedDuration": [
      865,
      28,
      53,
      1496,
      44,
      10,
      117,
      1820
    ],
    "pressedvelocity": [
      64,
      64,
      62,
      54,
      62,
      80,
      55,
      43
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 67.29748778778094,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      960,
      416,
      832,
      2098,
      825,
      443,
      796
    ],
    "interOnsetIntervalsRelativeError": 13.801823982330335,
    "relativeInterOnsetIntervalsRelativeError": 6.4341780668311115,
    "sequenceDuration": -4550,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67c5db04e44001a4225c9",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 109,
    "innerStepIndex": 0,
    "repetition": 3,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:32:44.535Z",
    "textContent": "Utmärkt! Du har nu klarat att spela den delen av melodin.\n\nNu ska du få lära dig nästa del.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/22_StillaNatt_1.mid",
    "referenceKeys": [
      67,
      69,
      67,
      64,
      67,
      69,
      67,
      64
    ],
    "referenceTime": [
      0,
      1184.21025,
      1578.947,
      2368.4205,
      4736.841,
      5921.0512499999995,
      6315.788,
      7105.2615
    ],
    "referenceDuration": [
      1121.7102645833331,
      371.71043958333325,
      746.7103520833334,
      2246.7100020833327,
      1121.7102645833331,
      371.7104395833335,
      746.7103520833325,
      2246.7100020833327
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67c5fb04e44001a4225ca",
    "blockType": "instruction",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 106,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:32:46.359Z",
    "textContent": "Stilla Natt\n2/3",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/22_StillaNatt_2.mid",
    "referenceKeys": [
      74,
      74,
      71,
      72,
      72,
      67
    ],
    "referenceTime": [
      0,
      1578.947,
      2368.4205,
      4736.841,
      6315.788,
      7105.2615
    ],
    "referenceDuration": [
      1496.710177083333,
      746.7103520833334,
      2246.7100020833327,
      1496.7101770833322,
      746.7103520833325,
      2246.7100020833327
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67c6eb04e44001a4225cb",
    "blockType": "video",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 107,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:33:01.514Z",
    "textContent": "Spela tillsammans med videon.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/22_StillaNatt_2.mid",
    "referenceKeys": [
      74,
      74,
      71,
      72,
      72,
      67
    ],
    "referenceTime": [
      0,
      1578.947,
      2368.4205,
      4736.841,
      6315.788,
      7105.2615
    ],
    "referenceDuration": [
      1496.710177083333,
      746.7103520833334,
      2246.7100020833327,
      1496.7101770833322,
      746.7103520833325,
      2246.7100020833327
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67c78b04e44001a4225cc",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 108,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:33:10.832Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/22_StillaNatt_2.mid",
    "referenceKeys": [
      74,
      74,
      71,
      72,
      72,
      67
    ],
    "referenceTime": [
      0,
      1578.947,
      2368.4205,
      4736.841,
      6315.788,
      7105.2615
    ],
    "referenceDuration": [
      1496.710177083333,
      746.7103520833334,
      2246.7100020833327,
      1496.7101770833322,
      746.7103520833325,
      2246.7100020833327
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-30T19:33:03.091Z",
    "pressedKeys": [
      74,
      74,
      71,
      72,
      72,
      67
    ],
    "pressedTime": [
      0,
      950,
      1375,
      3398,
      4241,
      6441
    ],
    "pressedDuration": [
      680,
      57,
      1435,
      552,
      2078,
      1300
    ],
    "pressedvelocity": [
      61,
      80,
      64,
      48,
      64,
      49
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 77.7677308884206,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      950,
      425,
      2023,
      843,
      2200
    ],
    "interOnsetIntervalsRelativeError": 65.84217878539727,
    "relativeInterOnsetIntervalsRelativeError": 56.55053563111318,
    "sequenceDuration": -5141,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67c7ab04e44001a4225cd",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 109,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:33:12.968Z",
    "textContent": "Du har spelat melodin rätt 0 gånger av 3.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/22_StillaNatt_2.mid",
    "referenceKeys": [
      74,
      74,
      71,
      72,
      72,
      67
    ],
    "referenceTime": [
      0,
      1578.947,
      2368.4205,
      4736.841,
      6315.788,
      7105.2615
    ],
    "referenceDuration": [
      1496.710177083333,
      746.7103520833334,
      2246.7100020833327,
      1496.7101770833322,
      746.7103520833325,
      2246.7100020833327
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67c89b04e44001a4225ce",
    "blockType": "video",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 107,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:33:28.332Z",
    "textContent": "Spela tillsammans med videon.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/22_StillaNatt_2.mid",
    "referenceKeys": [
      74,
      74,
      71,
      72,
      72,
      67
    ],
    "referenceTime": [
      0,
      1578.947,
      2368.4205,
      4736.841,
      6315.788,
      7105.2615
    ],
    "referenceDuration": [
      1496.710177083333,
      746.7103520833334,
      2246.7100020833327,
      1496.7101770833322,
      746.7103520833325,
      2246.7100020833327
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67c92b04e44001a4225cf",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 108,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:33:36.687Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/22_StillaNatt_2.mid",
    "referenceKeys": [
      74,
      74,
      71,
      72,
      72,
      67
    ],
    "referenceTime": [
      0,
      1578.947,
      2368.4205,
      4736.841,
      6315.788,
      7105.2615
    ],
    "referenceDuration": [
      1496.710177083333,
      746.7103520833334,
      2246.7100020833327,
      1496.7101770833322,
      746.7103520833325,
      2246.7100020833327
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-30T19:33:31.631Z",
    "pressedKeys": [
      74,
      74,
      71,
      72,
      72,
      67
    ],
    "pressedTime": [
      0,
      998,
      1393,
      2708,
      3565,
      4136
    ],
    "pressedDuration": [
      635,
      35,
      865,
      426,
      482,
      919
    ],
    "pressedvelocity": [
      80,
      80,
      63,
      62,
      63,
      55
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 63.41152918733264,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      998,
      395,
      1315,
      857,
      571
    ],
    "interOnsetIntervalsRelativeError": 90.33951783477636,
    "relativeInterOnsetIntervalsRelativeError": 3.659574468085107,
    "sequenceDuration": -3217,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67c94b04e44001a4225d0",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 109,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:33:38.864Z",
    "textContent": "Du har spelat melodin rätt 1 gånger av 3.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/22_StillaNatt_2.mid",
    "referenceKeys": [
      74,
      74,
      71,
      72,
      72,
      67
    ],
    "referenceTime": [
      0,
      1578.947,
      2368.4205,
      4736.841,
      6315.788,
      7105.2615
    ],
    "referenceDuration": [
      1496.710177083333,
      746.7103520833334,
      2246.7100020833327,
      1496.7101770833322,
      746.7103520833325,
      2246.7100020833327
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "2021-11-30T19:33:38.864Z",
    "pressedKeyboardKeys": [
      "s"
    ],
    "pressedKeyboardTime": [
      0
    ],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67c9ab04e44001a4225d1",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 108,
    "innerStepIndex": 0,
    "repetition": 3,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:33:45.507Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/22_StillaNatt_2.mid",
    "referenceKeys": [
      74,
      74,
      71,
      72,
      72,
      67
    ],
    "referenceTime": [
      0,
      1578.947,
      2368.4205,
      4736.841,
      6315.788,
      7105.2615
    ],
    "referenceDuration": [
      1496.710177083333,
      746.7103520833334,
      2246.7100020833327,
      1496.7101770833322,
      746.7103520833325,
      2246.7100020833327
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-30T19:33:40.502Z",
    "pressedKeys": [
      74,
      74,
      71,
      72,
      72,
      67
    ],
    "pressedTime": [
      0,
      834,
      1340,
      2569,
      3407,
      3883
    ],
    "pressedDuration": [
      444,
      33,
      879,
      367,
      442,
      1122
    ],
    "pressedvelocity": [
      43,
      60,
      61,
      44,
      61,
      61
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 65.52309653887959,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      834,
      506,
      1229,
      838,
      476
    ],
    "interOnsetIntervalsRelativeError": 100.70507580896214,
    "relativeInterOnsetIntervalsRelativeError": 1.5215039917589304,
    "sequenceDuration": -2761,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67c9eb04e44001a4225d2",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 109,
    "innerStepIndex": 0,
    "repetition": 3,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:33:48.821Z",
    "textContent": "Du har spelat melodin rätt 2 gånger av 3.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/22_StillaNatt_2.mid",
    "referenceKeys": [
      74,
      74,
      71,
      72,
      72,
      67
    ],
    "referenceTime": [
      0,
      1578.947,
      2368.4205,
      4736.841,
      6315.788,
      7105.2615
    ],
    "referenceDuration": [
      1496.710177083333,
      746.7103520833334,
      2246.7100020833327,
      1496.7101770833322,
      746.7103520833325,
      2246.7100020833327
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "2021-11-30T19:33:48.820Z",
    "pressedKeyboardKeys": [
      "s"
    ],
    "pressedKeyboardTime": [
      0
    ],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67ca4b04e44001a4225d3",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 108,
    "innerStepIndex": 0,
    "repetition": 4,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:33:55.287Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/22_StillaNatt_2.mid",
    "referenceKeys": [
      74,
      74,
      71,
      72,
      72,
      67
    ],
    "referenceTime": [
      0,
      1578.947,
      2368.4205,
      4736.841,
      6315.788,
      7105.2615
    ],
    "referenceDuration": [
      1496.710177083333,
      746.7103520833334,
      2246.7100020833327,
      1496.7101770833322,
      746.7103520833325,
      2246.7100020833327
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-30T19:33:50.146Z",
    "pressedKeys": [
      74,
      74,
      71,
      72,
      72,
      67
    ],
    "pressedTime": [
      0,
      831,
      1506,
      2615,
      3341,
      3838
    ],
    "pressedDuration": [
      439,
      2,
      778,
      289,
      5,
      1303
    ],
    "pressedvelocity": [
      47,
      56,
      64,
      57,
      40,
      56
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 76.29970289114398,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      831,
      675,
      1109,
      726,
      497
    ],
    "interOnsetIntervalsRelativeError": 100.46863130934729,
    "relativeInterOnsetIntervalsRelativeError": 12.604481500781633,
    "sequenceDuration": -2535,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67ca7b04e44001a4225d4",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 109,
    "innerStepIndex": 0,
    "repetition": 4,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:33:58.470Z",
    "textContent": "Utmärkt! Du har nu klarat att spela den delen av melodin.\n\nNu ska du få lära dig nästa del.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/22_StillaNatt_2.mid",
    "referenceKeys": [
      74,
      74,
      71,
      72,
      72,
      67
    ],
    "referenceTime": [
      0,
      1578.947,
      2368.4205,
      4736.841,
      6315.788,
      7105.2615
    ],
    "referenceDuration": [
      1496.710177083333,
      746.7103520833334,
      2246.7100020833327,
      1496.7101770833322,
      746.7103520833325,
      2246.7100020833327
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67ca9b04e44001a4225d5",
    "blockType": "instruction",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 106,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:34:00.305Z",
    "textContent": "Stilla Natt\n3/3",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/22_StillaNatt_3.mid",
    "referenceKeys": [
      67,
      69,
      67,
      64,
      67,
      69,
      67,
      64,
      74,
      74,
      71,
      72,
      72,
      67
    ],
    "referenceTime": [
      0,
      1184.21025,
      1578.947,
      2368.4205,
      4736.841,
      5921.0512499999995,
      6315.788,
      7105.2615,
      9473.682,
      11052.628999999999,
      11842.102499999999,
      14210.523,
      15789.469999999998,
      16578.943499999998
    ],
    "referenceDuration": [
      1121.7102645833331,
      371.71043958333325,
      746.7103520833334,
      2246.7100020833327,
      1121.7102645833331,
      371.7104395833335,
      746.7103520833325,
      2246.7100020833327,
      1496.710177083333,
      746.7103520833316,
      2246.7100020833345,
      1496.710177083333,
      746.7103520833334,
      2246.7100020833363
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67cc4b04e44001a4225d6",
    "blockType": "video",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 107,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:34:27.540Z",
    "textContent": "Spela tillsammans med videon.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/22_StillaNatt_3.mid",
    "referenceKeys": [
      67,
      69,
      67,
      64,
      67,
      69,
      67,
      64,
      74,
      74,
      71,
      72,
      72,
      67
    ],
    "referenceTime": [
      0,
      1184.21025,
      1578.947,
      2368.4205,
      4736.841,
      5921.0512499999995,
      6315.788,
      7105.2615,
      9473.682,
      11052.628999999999,
      11842.102499999999,
      14210.523,
      15789.469999999998,
      16578.943499999998
    ],
    "referenceDuration": [
      1121.7102645833331,
      371.71043958333325,
      746.7103520833334,
      2246.7100020833327,
      1121.7102645833331,
      371.7104395833335,
      746.7103520833325,
      2246.7100020833327,
      1496.710177083333,
      746.7103520833316,
      2246.7100020833345,
      1496.710177083333,
      746.7103520833334,
      2246.7100020833363
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-30T19:34:09.577Z",
    "pressedKeys": [
      64
    ],
    "pressedTime": [
      0
    ],
    "pressedDuration": [
      770
    ],
    "pressedvelocity": [
      2
    ],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67cd4b04e44001a4225d7",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 108,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:34:42.706Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/22_StillaNatt_3.mid",
    "referenceKeys": [
      67,
      69,
      67,
      64,
      67,
      69,
      67,
      64,
      74,
      74,
      71,
      72,
      72,
      67
    ],
    "referenceTime": [
      0,
      1184.21025,
      1578.947,
      2368.4205,
      4736.841,
      5921.0512499999995,
      6315.788,
      7105.2615,
      9473.682,
      11052.628999999999,
      11842.102499999999,
      14210.523,
      15789.469999999998,
      16578.943499999998
    ],
    "referenceDuration": [
      1121.7102645833331,
      371.71043958333325,
      746.7103520833334,
      2246.7100020833327,
      1121.7102645833331,
      371.7104395833335,
      746.7103520833325,
      2246.7100020833327,
      1496.710177083333,
      746.7103520833316,
      2246.7100020833345,
      1496.710177083333,
      746.7103520833334,
      2246.7100020833363
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-30T19:34:29.023Z",
    "pressedKeys": [
      67,
      69,
      67,
      64,
      67,
      69,
      67,
      64,
      74,
      74,
      71,
      72,
      72,
      67
    ],
    "pressedTime": [
      0,
      727,
      1150,
      2075,
      3621,
      4455,
      4895,
      5658,
      7964,
      8770,
      9238,
      10473,
      11305,
      11908
    ],
    "pressedDuration": [
      15,
      28,
      21,
      1230,
      784,
      2,
      112,
      1610,
      457,
      41,
      845,
      345,
      596,
      1774
    ],
    "pressedvelocity": [
      26,
      63,
      62,
      23,
      63,
      63,
      54,
      19,
      64,
      64,
      58,
      52,
      51,
      55
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 65.78700159088368,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      727,
      423,
      925,
      1546,
      834,
      440,
      763,
      2306,
      806,
      468,
      1235,
      832,
      603
    ],
    "interOnsetIntervalsRelativeError": 99.12987774568938,
    "relativeInterOnsetIntervalsRelativeError": 19.429730497919937,
    "sequenceDuration": -10134,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67cd5b04e44001a4225d8",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 109,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:34:44.493Z",
    "textContent": "Du har spelat melodin rätt 1 gånger av 3.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/22_StillaNatt_3.mid",
    "referenceKeys": [
      67,
      69,
      67,
      64,
      67,
      69,
      67,
      64,
      74,
      74,
      71,
      72,
      72,
      67
    ],
    "referenceTime": [
      0,
      1184.21025,
      1578.947,
      2368.4205,
      4736.841,
      5921.0512499999995,
      6315.788,
      7105.2615,
      9473.682,
      11052.628999999999,
      11842.102499999999,
      14210.523,
      15789.469999999998,
      16578.943499999998
    ],
    "referenceDuration": [
      1121.7102645833331,
      371.71043958333325,
      746.7103520833334,
      2246.7100020833327,
      1121.7102645833331,
      371.7104395833335,
      746.7103520833325,
      2246.7100020833327,
      1496.710177083333,
      746.7103520833316,
      2246.7100020833345,
      1496.710177083333,
      746.7103520833334,
      2246.7100020833363
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "2021-11-30T19:34:44.493Z",
    "pressedKeyboardKeys": [
      "s"
    ],
    "pressedKeyboardTime": [
      0
    ],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67ce4b04e44001a4225d9",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 108,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:34:59.249Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/22_StillaNatt_3.mid",
    "referenceKeys": [
      67,
      69,
      67,
      64,
      67,
      69,
      67,
      64,
      74,
      74,
      71,
      72,
      72,
      67
    ],
    "referenceTime": [
      0,
      1184.21025,
      1578.947,
      2368.4205,
      4736.841,
      5921.0512499999995,
      6315.788,
      7105.2615,
      9473.682,
      11052.628999999999,
      11842.102499999999,
      14210.523,
      15789.469999999998,
      16578.943499999998
    ],
    "referenceDuration": [
      1121.7102645833331,
      371.71043958333325,
      746.7103520833334,
      2246.7100020833327,
      1121.7102645833331,
      371.7104395833335,
      746.7103520833325,
      2246.7100020833327,
      1496.710177083333,
      746.7103520833316,
      2246.7100020833345,
      1496.710177083333,
      746.7103520833334,
      2246.7100020833363
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-30T19:34:46.622Z",
    "pressedKeys": [
      67,
      69,
      67,
      64,
      67,
      69,
      67,
      64,
      74,
      74,
      71,
      72,
      72,
      67
    ],
    "pressedTime": [
      0,
      853,
      1246,
      2059,
      3486,
      4205,
      4583,
      5363,
      6982,
      7615,
      8018,
      9868,
      10570,
      11044
    ],
    "pressedDuration": [
      835,
      380,
      23,
      954,
      23,
      357,
      72,
      1023,
      301,
      400,
      1219,
      250,
      34,
      1583
    ],
    "pressedvelocity": [
      38,
      58,
      54,
      52,
      51,
      63,
      48,
      43,
      75,
      75,
      55,
      58,
      54,
      56
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 57.80914979415853,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      853,
      393,
      813,
      1427,
      719,
      378,
      780,
      1619,
      633,
      403,
      1850,
      702,
      474
    ],
    "interOnsetIntervalsRelativeError": 135.64723669375692,
    "relativeInterOnsetIntervalsRelativeError": 17.67844705095699,
    "sequenceDuration": -9461,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67ce7b04e44001a4225da",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 109,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:35:02.112Z",
    "textContent": "Du har spelat melodin rätt 2 gånger av 3.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/22_StillaNatt_3.mid",
    "referenceKeys": [
      67,
      69,
      67,
      64,
      67,
      69,
      67,
      64,
      74,
      74,
      71,
      72,
      72,
      67
    ],
    "referenceTime": [
      0,
      1184.21025,
      1578.947,
      2368.4205,
      4736.841,
      5921.0512499999995,
      6315.788,
      7105.2615,
      9473.682,
      11052.628999999999,
      11842.102499999999,
      14210.523,
      15789.469999999998,
      16578.943499999998
    ],
    "referenceDuration": [
      1121.7102645833331,
      371.71043958333325,
      746.7103520833334,
      2246.7100020833327,
      1121.7102645833331,
      371.7104395833335,
      746.7103520833325,
      2246.7100020833327,
      1496.710177083333,
      746.7103520833316,
      2246.7100020833345,
      1496.710177083333,
      746.7103520833334,
      2246.7100020833363
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "2021-11-30T19:35:02.111Z",
    "pressedKeyboardKeys": [
      "s"
    ],
    "pressedKeyboardTime": [
      0
    ],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67cf7b04e44001a4225db",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 108,
    "innerStepIndex": 0,
    "repetition": 3,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:35:17.737Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/22_StillaNatt_3.mid",
    "referenceKeys": [
      67,
      69,
      67,
      64,
      67,
      69,
      67,
      64,
      74,
      74,
      71,
      72,
      72,
      67
    ],
    "referenceTime": [
      0,
      1184.21025,
      1578.947,
      2368.4205,
      4736.841,
      5921.0512499999995,
      6315.788,
      7105.2615,
      9473.682,
      11052.628999999999,
      11842.102499999999,
      14210.523,
      15789.469999999998,
      16578.943499999998
    ],
    "referenceDuration": [
      1121.7102645833331,
      371.71043958333325,
      746.7103520833334,
      2246.7100020833327,
      1121.7102645833331,
      371.7104395833335,
      746.7103520833325,
      2246.7100020833327,
      1496.710177083333,
      746.7103520833316,
      2246.7100020833345,
      1496.710177083333,
      746.7103520833334,
      2246.7100020833363
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-30T19:35:05.619Z",
    "pressedKeys": [
      67,
      69,
      67,
      64,
      67,
      69,
      67,
      64,
      74,
      74,
      71,
      72,
      72,
      67
    ],
    "pressedTime": [
      0,
      793,
      1148,
      1891,
      3251,
      3908,
      4305,
      5111,
      6836,
      7493,
      7811,
      9220,
      9922,
      10461
    ],
    "pressedDuration": [
      19,
      69,
      49,
      875,
      1,
      10,
      163,
      1210,
      349,
      81,
      958,
      366,
      89,
      1656
    ],
    "pressedvelocity": [
      63,
      63,
      62,
      55,
      54,
      55,
      55,
      51,
      51,
      54,
      58,
      61,
      62,
      54
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 76.34889119645545,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      793,
      355,
      743,
      1360,
      657,
      397,
      806,
      1725,
      657,
      318,
      1409,
      702,
      539
    ],
    "interOnsetIntervalsRelativeError": 161.2014306905902,
    "relativeInterOnsetIntervalsRelativeError": 19.241137411484388,
    "sequenceDuration": -8805,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67cf9b04e44001a4225dc",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 109,
    "innerStepIndex": 0,
    "repetition": 3,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:35:19.679Z",
    "textContent": "Utmärkt, du har nu klarat av hela melodin!\n\nNu ska du få spela nästa melodi.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/22_StillaNatt_3.mid",
    "referenceKeys": [
      67,
      69,
      67,
      64,
      67,
      69,
      67,
      64,
      74,
      74,
      71,
      72,
      72,
      67
    ],
    "referenceTime": [
      0,
      1184.21025,
      1578.947,
      2368.4205,
      4736.841,
      5921.0512499999995,
      6315.788,
      7105.2615,
      9473.682,
      11052.628999999999,
      11842.102499999999,
      14210.523,
      15789.469999999998,
      16578.943499999998
    ],
    "referenceDuration": [
      1121.7102645833331,
      371.71043958333325,
      746.7103520833334,
      2246.7100020833327,
      1121.7102645833331,
      371.7104395833335,
      746.7103520833325,
      2246.7100020833327,
      1496.710177083333,
      746.7103520833316,
      2246.7100020833345,
      1496.710177083333,
      746.7103520833334,
      2246.7100020833363
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  }
]
Tue Nov 30 2021 19:31:18 GMT+0000 (Coordinated Universal Time)
Tue Nov 30 2021 19:35:21 GMT+0000 (Coordinated Universal Time)
30
61a67cf9b04e44001a4225dd
616d4f2e8afad7001a2b1b4f
60e2a576f652020013b85afa
616d4f2e8afad7001a2b1b50
60e2b251f652020013b860a1
melody-23
0
twins experiment
Tue Nov 30 2021 19:35:19 GMT+0000 (Coordinated Universal Time)
week4-6
11
PN14
sweedish twins experiment
week 4-6
1
[
  {
    "isInTimeUp": false,
    "_id": "61a67e19b04e44001a422604",
    "time": "2021-11-30T19:40:07.861Z",
    "nextLogLabel": "melody-24"
  }
]
[
  {
    "startCount": 1,
    "_id": "61a67d05b04e44001a4225df",
    "blockType": "cue",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 110,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:35:32.079Z",
    "textContent": "Tryck på mellanslagstangenten och lyssna på melodin.\n\n'Den Blomstertid'",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/23_DenBlomstertid_0.mid",
    "referenceKeys": [
      69,
      69,
      67,
      65,
      64,
      65,
      65,
      69,
      72,
      72,
      70,
      70,
      69
    ],
    "referenceTime": [
      0,
      666.667,
      1333.334,
      2000.0010000000002,
      2666.668,
      3333.335,
      4666.669,
      5333.336,
      6000.003000000001,
      6666.67,
      7333.337,
      8000.004000000001,
      8666.671
    ],
    "referenceDuration": [
      631.9447604166667,
      631.9447604166667,
      631.9447604166666,
      631.9447604166663,
      631.9447604166668,
      1265.2784104166662,
      631.9447604166672,
      631.9447604166663,
      631.9447604166663,
      631.9447604166663,
      631.9447604166663,
      631.9447604166655,
      1898.6120604166654
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67d06b04e44001a4225e0",
    "blockType": "instruction",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 111,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:35:33.581Z",
    "textContent": "Den Blomstertid\n1/3",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/23_DenBlomstertid_1.mid",
    "referenceKeys": [
      69,
      69,
      67,
      65,
      64,
      65,
      65
    ],
    "referenceTime": [
      0,
      967.741,
      1935.482,
      2903.2229999999995,
      3870.964,
      4838.705,
      6774.187
    ],
    "referenceDuration": [
      917.3378229166666,
      917.3378229166667,
      917.3378229166667,
      917.3378229166667,
      917.337822916667,
      1836.6917729166657,
      917.337822916667
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67d15b04e44001a4225e1",
    "blockType": "video",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 112,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:35:47.778Z",
    "textContent": "Spela tillsammans med videon.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/23_DenBlomstertid_1.mid",
    "referenceKeys": [
      69,
      69,
      67,
      65,
      64,
      65,
      65
    ],
    "referenceTime": [
      0,
      967.741,
      1935.482,
      2903.2229999999995,
      3870.964,
      4838.705,
      6774.187
    ],
    "referenceDuration": [
      917.3378229166666,
      917.3378229166667,
      917.3378229166667,
      917.3378229166667,
      917.337822916667,
      1836.6917729166657,
      917.337822916667
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67d1bb04e44001a4225e2",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 113,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:35:54.481Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/23_DenBlomstertid_1.mid",
    "referenceKeys": [
      69,
      69,
      67,
      65,
      64,
      65,
      65
    ],
    "referenceTime": [
      0,
      967.741,
      1935.482,
      2903.2229999999995,
      3870.964,
      4838.705,
      6774.187
    ],
    "referenceDuration": [
      917.3378229166666,
      917.3378229166667,
      917.3378229166667,
      917.3378229166667,
      917.337822916667,
      1836.6917729166657,
      917.337822916667
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-30T19:35:48.739Z",
    "pressedKeys": [
      69,
      69,
      67,
      65,
      64,
      65,
      65
    ],
    "pressedTime": [
      0,
      779,
      1598,
      2465,
      3229,
      4119,
      4907
    ],
    "pressedDuration": [
      428,
      650,
      827,
      686,
      514,
      377,
      834
    ],
    "pressedvelocity": [
      63,
      85,
      63,
      55,
      50,
      60,
      53
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 35.725609142086924,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      779,
      819,
      867,
      764,
      890,
      788
    ],
    "interOnsetIntervalsRelativeError": 13.030109123549922,
    "relativeInterOnsetIntervalsRelativeError": 12.066096053257262,
    "sequenceDuration": -4073,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67d1eb04e44001a4225e3",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 114,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:35:56.964Z",
    "textContent": "Du har spelat melodin rätt 1 gånger av 3.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/23_DenBlomstertid_1.mid",
    "referenceKeys": [
      69,
      69,
      67,
      65,
      64,
      65,
      65
    ],
    "referenceTime": [
      0,
      967.741,
      1935.482,
      2903.2229999999995,
      3870.964,
      4838.705,
      6774.187
    ],
    "referenceDuration": [
      917.3378229166666,
      917.3378229166667,
      917.3378229166667,
      917.3378229166667,
      917.337822916667,
      1836.6917729166657,
      917.337822916667
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "2021-11-30T19:35:56.963Z",
    "pressedKeyboardKeys": [
      "s"
    ],
    "pressedKeyboardTime": [
      0
    ],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67d26b04e44001a4225e4",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 113,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:36:05.081Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/23_DenBlomstertid_1.mid",
    "referenceKeys": [
      69,
      69,
      67,
      65,
      64,
      65,
      65
    ],
    "referenceTime": [
      0,
      967.741,
      1935.482,
      2903.2229999999995,
      3870.964,
      4838.705,
      6774.187
    ],
    "referenceDuration": [
      917.3378229166666,
      917.3378229166667,
      917.3378229166667,
      917.3378229166667,
      917.337822916667,
      1836.6917729166657,
      917.337822916667
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-30T19:35:59.370Z",
    "pressedKeys": [
      69,
      69,
      67,
      65,
      64,
      65,
      65
    ],
    "pressedTime": [
      0,
      774,
      1636,
      2495,
      3372,
      4281,
      5065
    ],
    "pressedDuration": [
      359,
      820,
      802,
      709,
      533,
      340,
      645
    ],
    "pressedvelocity": [
      40,
      62,
      57,
      54,
      32,
      61,
      54
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 37.11907760220346,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      774,
      862,
      859,
      877,
      909,
      784
    ],
    "interOnsetIntervalsRelativeError": 8.087326567749004,
    "relativeInterOnsetIntervalsRelativeError": 13.417242513984867,
    "sequenceDuration": -4420,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67d28b04e44001a4225e5",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 114,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:36:07.264Z",
    "textContent": "Du har spelat melodin rätt 2 gånger av 3.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/23_DenBlomstertid_1.mid",
    "referenceKeys": [
      69,
      69,
      67,
      65,
      64,
      65,
      65
    ],
    "referenceTime": [
      0,
      967.741,
      1935.482,
      2903.2229999999995,
      3870.964,
      4838.705,
      6774.187
    ],
    "referenceDuration": [
      917.3378229166666,
      917.3378229166667,
      917.3378229166667,
      917.3378229166667,
      917.337822916667,
      1836.6917729166657,
      917.337822916667
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "2021-11-30T19:36:07.264Z",
    "pressedKeyboardKeys": [
      "s"
    ],
    "pressedKeyboardTime": [
      0
    ],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67d30b04e44001a4225e6",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 113,
    "innerStepIndex": 0,
    "repetition": 3,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:36:14.843Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/23_DenBlomstertid_1.mid",
    "referenceKeys": [
      69,
      69,
      67,
      65,
      64,
      65,
      65
    ],
    "referenceTime": [
      0,
      967.741,
      1935.482,
      2903.2229999999995,
      3870.964,
      4838.705,
      6774.187
    ],
    "referenceDuration": [
      917.3378229166666,
      917.3378229166667,
      917.3378229166667,
      917.3378229166667,
      917.337822916667,
      1836.6917729166657,
      917.337822916667
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-30T19:36:09.226Z",
    "pressedKeys": [
      69,
      69,
      67,
      65,
      64,
      65,
      65
    ],
    "pressedTime": [
      0,
      791,
      1583,
      2427,
      3341,
      4186,
      4965
    ],
    "pressedDuration": [
      357,
      20,
      793,
      711,
      435,
      376,
      651
    ],
    "pressedvelocity": [
      54,
      60,
      63,
      54,
      37,
      57,
      59
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 50.87035620812147,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      791,
      792,
      844,
      914,
      845,
      779
    ],
    "interOnsetIntervalsRelativeError": 11.230385161594535,
    "relativeInterOnsetIntervalsRelativeError": 12.54279959718026,
    "sequenceDuration": -4314,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67d31b04e44001a4225e7",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 114,
    "innerStepIndex": 0,
    "repetition": 3,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:36:16.432Z",
    "textContent": "Utmärkt! Du har nu klarat att spela den delen av melodin.\n\nNu ska du få lära dig nästa del.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/23_DenBlomstertid_1.mid",
    "referenceKeys": [
      69,
      69,
      67,
      65,
      64,
      65,
      65
    ],
    "referenceTime": [
      0,
      967.741,
      1935.482,
      2903.2229999999995,
      3870.964,
      4838.705,
      6774.187
    ],
    "referenceDuration": [
      917.3378229166666,
      917.3378229166667,
      917.3378229166667,
      917.3378229166667,
      917.337822916667,
      1836.6917729166657,
      917.337822916667
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67d34b04e44001a4225e8",
    "blockType": "instruction",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 111,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:36:18.888Z",
    "textContent": "Den Blomstertid\n2/3",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/23_DenBlomstertid_2.mid",
    "referenceKeys": [
      69,
      72,
      72,
      70,
      70,
      69
    ],
    "referenceTime": [
      0,
      967.741,
      1935.482,
      2903.2229999999995,
      3870.964,
      4838.705
    ],
    "referenceDuration": [
      917.3378229166666,
      917.3378229166667,
      917.3378229166667,
      917.3378229166667,
      917.337822916667,
      2756.0457229166664
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67d43b04e44001a4225e9",
    "blockType": "video",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 112,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:36:33.901Z",
    "textContent": "Spela tillsammans med videon.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/23_DenBlomstertid_2.mid",
    "referenceKeys": [
      69,
      72,
      72,
      70,
      70,
      69
    ],
    "referenceTime": [
      0,
      967.741,
      1935.482,
      2903.2229999999995,
      3870.964,
      4838.705
    ],
    "referenceDuration": [
      917.3378229166666,
      917.3378229166667,
      917.3378229166667,
      917.3378229166667,
      917.337822916667,
      2756.0457229166664
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67d47b04e44001a4225ea",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 113,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:36:38.273Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/23_DenBlomstertid_2.mid",
    "referenceKeys": [
      69,
      72,
      72,
      70,
      70,
      69
    ],
    "referenceTime": [
      0,
      967.741,
      1935.482,
      2903.2229999999995,
      3870.964,
      4838.705
    ],
    "referenceDuration": [
      917.3378229166666,
      917.3378229166667,
      917.3378229166667,
      917.3378229166667,
      917.337822916667,
      2756.0457229166664
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-30T19:36:34.784Z",
    "pressedKeys": [
      69,
      72,
      72,
      70,
      69
    ],
    "pressedTime": [
      0,
      1040,
      1858,
      2689,
      3489
    ],
    "pressedDuration": [
      717,
      437,
      422,
      466
    ],
    "pressedvelocity": [
      45,
      62,
      60,
      64,
      91
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 83.33333333333334,
    "durationsRelativeError": null,
    "levenshteinDistance": 1,
    "interOnsetInterval": [
      1040,
      818,
      831,
      800
    ],
    "interOnsetIntervalsRelativeError": 0,
    "relativeInterOnsetIntervalsRelativeError": null,
    "sequenceDuration": null,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67d49b04e44001a4225eb",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 114,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:36:40.128Z",
    "textContent": "Du har spelat melodin rätt 0 gånger av 3.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/23_DenBlomstertid_2.mid",
    "referenceKeys": [
      69,
      72,
      72,
      70,
      70,
      69
    ],
    "referenceTime": [
      0,
      967.741,
      1935.482,
      2903.2229999999995,
      3870.964,
      4838.705
    ],
    "referenceDuration": [
      917.3378229166666,
      917.3378229166667,
      917.3378229166667,
      917.3378229166667,
      917.337822916667,
      2756.0457229166664
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [
      null
    ],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "2021-11-30T19:36:40.128Z",
    "pressedKeyboardKeys": [
      "s"
    ],
    "pressedKeyboardTime": [
      0
    ],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67d50b04e44001a4225ec",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 113,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:36:47.372Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/23_DenBlomstertid_2.mid",
    "referenceKeys": [
      69,
      72,
      72,
      70,
      70,
      69
    ],
    "referenceTime": [
      0,
      967.741,
      1935.482,
      2903.2229999999995,
      3870.964,
      4838.705
    ],
    "referenceDuration": [
      917.3378229166666,
      917.3378229166667,
      917.3378229166667,
      917.3378229166667,
      917.337822916667,
      2756.0457229166664
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-30T19:36:42.458Z",
    "pressedKeys": [
      69,
      72,
      72,
      70,
      70,
      69
    ],
    "pressedTime": [
      0,
      847,
      1648,
      2370,
      3142,
      3932
    ],
    "pressedDuration": [
      607,
      446,
      384,
      432,
      438,
      981
    ],
    "pressedvelocity": [
      60,
      64,
      62,
      85,
      91,
      64
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 52.152821742936574,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      847,
      801,
      722,
      772,
      790
    ],
    "interOnsetIntervalsRelativeError": 14.521840037778688,
    "relativeInterOnsetIntervalsRelativeError": 0,
    "sequenceDuration": -2951,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67d54b04e44001a4225ed",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 114,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:36:50.982Z",
    "textContent": "Du har spelat melodin rätt 1 gånger av 3.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/23_DenBlomstertid_2.mid",
    "referenceKeys": [
      69,
      72,
      72,
      70,
      70,
      69
    ],
    "referenceTime": [
      0,
      967.741,
      1935.482,
      2903.2229999999995,
      3870.964,
      4838.705
    ],
    "referenceDuration": [
      917.3378229166666,
      917.3378229166667,
      917.3378229166667,
      917.3378229166667,
      917.337822916667,
      2756.0457229166664
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "2021-11-30T19:36:50.982Z",
    "pressedKeyboardKeys": [
      "s"
    ],
    "pressedKeyboardTime": [
      0
    ],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67d5bb04e44001a4225ee",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 113,
    "innerStepIndex": 0,
    "repetition": 3,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:36:57.758Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/23_DenBlomstertid_2.mid",
    "referenceKeys": [
      69,
      72,
      72,
      70,
      70,
      69
    ],
    "referenceTime": [
      0,
      967.741,
      1935.482,
      2903.2229999999995,
      3870.964,
      4838.705
    ],
    "referenceDuration": [
      917.3378229166666,
      917.3378229166667,
      917.3378229166667,
      917.3378229166667,
      917.337822916667,
      2756.0457229166664
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-30T19:36:52.280Z",
    "pressedKeys": [
      69,
      72,
      72,
      70,
      70,
      69
    ],
    "pressedTime": [
      0,
      970,
      1765,
      2895,
      3608,
      4356
    ],
    "pressedDuration": [
      678,
      419,
      483,
      437,
      445,
      1122
    ],
    "pressedvelocity": [
      54,
      61,
      63,
      96,
      63,
      70
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 48.484030899853366,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      970,
      795,
      1130,
      713,
      748
    ],
    "interOnsetIntervalsRelativeError": 0,
    "relativeInterOnsetIntervalsRelativeError": 6.669421487603319,
    "sequenceDuration": -3234,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67d5cb04e44001a4225ef",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 114,
    "innerStepIndex": 0,
    "repetition": 3,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:36:59.430Z",
    "textContent": "Du har spelat melodin rätt 2 gånger av 3.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/23_DenBlomstertid_2.mid",
    "referenceKeys": [
      69,
      72,
      72,
      70,
      70,
      69
    ],
    "referenceTime": [
      0,
      967.741,
      1935.482,
      2903.2229999999995,
      3870.964,
      4838.705
    ],
    "referenceDuration": [
      917.3378229166666,
      917.3378229166667,
      917.3378229166667,
      917.3378229166667,
      917.337822916667,
      2756.0457229166664
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "2021-11-30T19:36:59.430Z",
    "pressedKeyboardKeys": [
      "s"
    ],
    "pressedKeyboardTime": [
      0
    ],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67d63b04e44001a4225f0",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 113,
    "innerStepIndex": 0,
    "repetition": 4,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:37:06.239Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/23_DenBlomstertid_2.mid",
    "referenceKeys": [
      69,
      72,
      72,
      70,
      70,
      69
    ],
    "referenceTime": [
      0,
      967.741,
      1935.482,
      2903.2229999999995,
      3870.964,
      4838.705
    ],
    "referenceDuration": [
      917.3378229166666,
      917.3378229166667,
      917.3378229166667,
      917.3378229166667,
      917.337822916667,
      2756.0457229166664
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-30T19:37:01.100Z",
    "pressedKeys": [
      69,
      72,
      72,
      70,
      70,
      69
    ],
    "pressedTime": [
      0,
      845,
      1604,
      2511,
      3244,
      3984
    ],
    "pressedDuration": [
      563,
      413,
      525,
      417,
      419,
      1154
    ],
    "pressedvelocity": [
      53,
      60,
      62,
      64,
      85,
      85
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 50.56158140208693,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      845,
      759,
      907,
      733,
      740
    ],
    "interOnsetIntervalsRelativeError": 10.450502768819332,
    "relativeInterOnsetIntervalsRelativeError": 0.7660642570281234,
    "sequenceDuration": -2830,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67d65b04e44001a4225f1",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 114,
    "innerStepIndex": 0,
    "repetition": 4,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:37:07.982Z",
    "textContent": "Utmärkt! Du har nu klarat att spela den delen av melodin.\n\nNu ska du få lära dig nästa del.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/23_DenBlomstertid_2.mid",
    "referenceKeys": [
      69,
      72,
      72,
      70,
      70,
      69
    ],
    "referenceTime": [
      0,
      967.741,
      1935.482,
      2903.2229999999995,
      3870.964,
      4838.705
    ],
    "referenceDuration": [
      917.3378229166666,
      917.3378229166667,
      917.3378229166667,
      917.3378229166667,
      917.337822916667,
      2756.0457229166664
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67d66b04e44001a4225f2",
    "blockType": "instruction",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 111,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:37:09.453Z",
    "textContent": "Den Blomstertid\n3/3",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/23_DenBlomstertid_3.mid",
    "referenceKeys": [
      69,
      69,
      67,
      65,
      64,
      65,
      65,
      69,
      72,
      72,
      70,
      70,
      69
    ],
    "referenceTime": [
      0,
      967.741,
      1935.482,
      2903.2229999999995,
      3870.964,
      4838.705,
      6774.187,
      7741.928,
      8709.669,
      9677.41,
      10645.151,
      11612.891999999998,
      12580.632999999998
    ],
    "referenceDuration": [
      917.3378229166666,
      917.3378229166667,
      917.3378229166667,
      917.3378229166667,
      917.337822916667,
      1836.6917729166657,
      917.337822916667,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      2756.0457229166673
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67d7eb04e44001a4225f3",
    "blockType": "video",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 112,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:37:32.599Z",
    "textContent": "Spela tillsammans med videon.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/23_DenBlomstertid_3.mid",
    "referenceKeys": [
      69,
      69,
      67,
      65,
      64,
      65,
      65,
      69,
      72,
      72,
      70,
      70,
      69
    ],
    "referenceTime": [
      0,
      967.741,
      1935.482,
      2903.2229999999995,
      3870.964,
      4838.705,
      6774.187,
      7741.928,
      8709.669,
      9677.41,
      10645.151,
      11612.891999999998,
      12580.632999999998
    ],
    "referenceDuration": [
      917.3378229166666,
      917.3378229166667,
      917.3378229166667,
      917.3378229166667,
      917.337822916667,
      1836.6917729166657,
      917.337822916667,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      2756.0457229166673
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67d81b04e44001a4225f4",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 113,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:37:35.948Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/23_DenBlomstertid_3.mid",
    "referenceKeys": [
      69,
      69,
      67,
      65,
      64,
      65,
      65,
      69,
      72,
      72,
      70,
      70,
      69
    ],
    "referenceTime": [
      0,
      967.741,
      1935.482,
      2903.2229999999995,
      3870.964,
      4838.705,
      6774.187,
      7741.928,
      8709.669,
      9677.41,
      10645.151,
      11612.891999999998,
      12580.632999999998
    ],
    "referenceDuration": [
      917.3378229166666,
      917.3378229166667,
      917.3378229166667,
      917.3378229166667,
      917.337822916667,
      1836.6917729166657,
      917.337822916667,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      2756.0457229166673
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-30T19:37:33.728Z",
    "pressedKeys": [
      69,
      67
    ],
    "pressedTime": [
      0,
      2220
    ],
    "pressedDuration": [
      1710
    ],
    "pressedvelocity": [
      36,
      64
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 15.384615384615385,
    "durationsRelativeError": null,
    "levenshteinDistance": 11,
    "interOnsetInterval": [
      2220
    ],
    "interOnsetIntervalsRelativeError": null,
    "relativeInterOnsetIntervalsRelativeError": null,
    "sequenceDuration": null,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67d82b04e44001a4225f5",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 114,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:37:37.402Z",
    "textContent": "Du har spelat melodin rätt 0 gånger av 3.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/23_DenBlomstertid_3.mid",
    "referenceKeys": [
      69,
      69,
      67,
      65,
      64,
      65,
      65,
      69,
      72,
      72,
      70,
      70,
      69
    ],
    "referenceTime": [
      0,
      967.741,
      1935.482,
      2903.2229999999995,
      3870.964,
      4838.705,
      6774.187,
      7741.928,
      8709.669,
      9677.41,
      10645.151,
      11612.891999999998,
      12580.632999999998
    ],
    "referenceDuration": [
      917.3378229166666,
      917.3378229166667,
      917.3378229166667,
      917.3378229166667,
      917.337822916667,
      1836.6917729166657,
      917.337822916667,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      2756.0457229166673
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [
      null
    ],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67d99b04e44001a4225f6",
    "blockType": "video",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 112,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:38:00.529Z",
    "textContent": "Spela tillsammans med videon.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/23_DenBlomstertid_3.mid",
    "referenceKeys": [
      69,
      69,
      67,
      65,
      64,
      65,
      65,
      69,
      72,
      72,
      70,
      70,
      69
    ],
    "referenceTime": [
      0,
      967.741,
      1935.482,
      2903.2229999999995,
      3870.964,
      4838.705,
      6774.187,
      7741.928,
      8709.669,
      9677.41,
      10645.151,
      11612.891999999998,
      12580.632999999998
    ],
    "referenceDuration": [
      917.3378229166666,
      917.3378229166667,
      917.3378229166667,
      917.3378229166667,
      917.337822916667,
      1836.6917729166657,
      917.337822916667,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      2756.0457229166673
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67da6b04e44001a4225f7",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 113,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:38:13.064Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/23_DenBlomstertid_3.mid",
    "referenceKeys": [
      69,
      69,
      67,
      65,
      64,
      65,
      65,
      69,
      72,
      72,
      70,
      70,
      69
    ],
    "referenceTime": [
      0,
      967.741,
      1935.482,
      2903.2229999999995,
      3870.964,
      4838.705,
      6774.187,
      7741.928,
      8709.669,
      9677.41,
      10645.151,
      11612.891999999998,
      12580.632999999998
    ],
    "referenceDuration": [
      917.3378229166666,
      917.3378229166667,
      917.3378229166667,
      917.3378229166667,
      917.337822916667,
      1836.6917729166657,
      917.337822916667,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      2756.0457229166673
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-30T19:38:01.576Z",
    "pressedKeys": [
      69,
      69,
      67,
      65,
      64,
      65,
      65,
      69,
      69
    ],
    "pressedTime": [
      0,
      919,
      1827,
      2765,
      3708,
      4650,
      5556,
      10073,
      11487
    ],
    "pressedDuration": [
      671,
      523,
      907,
      883,
      848,
      584,
      2424,
      547
    ],
    "pressedvelocity": [
      18,
      64,
      61,
      63,
      60,
      85,
      91,
      2,
      22
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 69.23076923076923,
    "durationsRelativeError": null,
    "levenshteinDistance": 4,
    "interOnsetInterval": [
      919,
      908,
      938,
      943,
      942,
      906,
      4517,
      1414
    ],
    "interOnsetIntervalsRelativeError": null,
    "relativeInterOnsetIntervalsRelativeError": null,
    "sequenceDuration": null,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67da7b04e44001a4225f8",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 114,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:38:14.423Z",
    "textContent": "Du har spelat melodin rätt 0 gånger av 3.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/23_DenBlomstertid_3.mid",
    "referenceKeys": [
      69,
      69,
      67,
      65,
      64,
      65,
      65,
      69,
      72,
      72,
      70,
      70,
      69
    ],
    "referenceTime": [
      0,
      967.741,
      1935.482,
      2903.2229999999995,
      3870.964,
      4838.705,
      6774.187,
      7741.928,
      8709.669,
      9677.41,
      10645.151,
      11612.891999999998,
      12580.632999999998
    ],
    "referenceDuration": [
      917.3378229166666,
      917.3378229166667,
      917.3378229166667,
      917.3378229166667,
      917.337822916667,
      1836.6917729166657,
      917.337822916667,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      2756.0457229166673
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [
      null
    ],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67dbeb04e44001a4225f9",
    "blockType": "video",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 112,
    "innerStepIndex": 0,
    "repetition": 3,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:38:37.560Z",
    "textContent": "Spela tillsammans med videon.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/23_DenBlomstertid_3.mid",
    "referenceKeys": [
      69,
      69,
      67,
      65,
      64,
      65,
      65,
      69,
      72,
      72,
      70,
      70,
      69
    ],
    "referenceTime": [
      0,
      967.741,
      1935.482,
      2903.2229999999995,
      3870.964,
      4838.705,
      6774.187,
      7741.928,
      8709.669,
      9677.41,
      10645.151,
      11612.891999999998,
      12580.632999999998
    ],
    "referenceDuration": [
      917.3378229166666,
      917.3378229166667,
      917.3378229166667,
      917.3378229166667,
      917.337822916667,
      1836.6917729166657,
      917.337822916667,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      2756.0457229166673
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67dcab04e44001a4225fa",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 113,
    "innerStepIndex": 0,
    "repetition": 3,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:38:48.686Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/23_DenBlomstertid_3.mid",
    "referenceKeys": [
      69,
      69,
      67,
      65,
      64,
      65,
      65,
      69,
      72,
      72,
      70,
      70,
      69
    ],
    "referenceTime": [
      0,
      967.741,
      1935.482,
      2903.2229999999995,
      3870.964,
      4838.705,
      6774.187,
      7741.928,
      8709.669,
      9677.41,
      10645.151,
      11612.891999999998,
      12580.632999999998
    ],
    "referenceDuration": [
      917.3378229166666,
      917.3378229166667,
      917.3378229166667,
      917.3378229166667,
      917.337822916667,
      1836.6917729166657,
      917.337822916667,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      2756.0457229166673
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-30T19:38:40.426Z",
    "pressedKeys": [
      69,
      69,
      67,
      65,
      64,
      65,
      65,
      69,
      69
    ],
    "pressedTime": [
      0,
      850,
      1686,
      2579,
      3687,
      4559,
      5372,
      7356,
      8260
    ],
    "pressedDuration": [
      414,
      749,
      581,
      358,
      394,
      489,
      1041,
      402
    ],
    "pressedvelocity": [
      60,
      75,
      64,
      61,
      54,
      55,
      80,
      61,
      60
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 69.23076923076923,
    "durationsRelativeError": null,
    "levenshteinDistance": 4,
    "interOnsetInterval": [
      850,
      836,
      893,
      1108,
      872,
      813,
      1984,
      904
    ],
    "interOnsetIntervalsRelativeError": null,
    "relativeInterOnsetIntervalsRelativeError": null,
    "sequenceDuration": null,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67dcdb04e44001a4225fb",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 114,
    "innerStepIndex": 0,
    "repetition": 3,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:38:51.834Z",
    "textContent": "Du har spelat melodin rätt 0 gånger av 3.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/23_DenBlomstertid_3.mid",
    "referenceKeys": [
      69,
      69,
      67,
      65,
      64,
      65,
      65,
      69,
      72,
      72,
      70,
      70,
      69
    ],
    "referenceTime": [
      0,
      967.741,
      1935.482,
      2903.2229999999995,
      3870.964,
      4838.705,
      6774.187,
      7741.928,
      8709.669,
      9677.41,
      10645.151,
      11612.891999999998,
      12580.632999999998
    ],
    "referenceDuration": [
      917.3378229166666,
      917.3378229166667,
      917.3378229166667,
      917.3378229166667,
      917.337822916667,
      1836.6917729166657,
      917.337822916667,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      2756.0457229166673
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [
      null
    ],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67de3b04e44001a4225fc",
    "blockType": "video",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 112,
    "innerStepIndex": 0,
    "repetition": 4,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:39:14.579Z",
    "textContent": "Spela tillsammans med videon.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/23_DenBlomstertid_3.mid",
    "referenceKeys": [
      69,
      69,
      67,
      65,
      64,
      65,
      65,
      69,
      72,
      72,
      70,
      70,
      69
    ],
    "referenceTime": [
      0,
      967.741,
      1935.482,
      2903.2229999999995,
      3870.964,
      4838.705,
      6774.187,
      7741.928,
      8709.669,
      9677.41,
      10645.151,
      11612.891999999998,
      12580.632999999998
    ],
    "referenceDuration": [
      917.3378229166666,
      917.3378229166667,
      917.3378229166667,
      917.3378229166667,
      917.337822916667,
      1836.6917729166657,
      917.337822916667,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      2756.0457229166673
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67df2b04e44001a4225fd",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 113,
    "innerStepIndex": 0,
    "repetition": 4,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:39:28.683Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/23_DenBlomstertid_3.mid",
    "referenceKeys": [
      69,
      69,
      67,
      65,
      64,
      65,
      65,
      69,
      72,
      72,
      70,
      70,
      69
    ],
    "referenceTime": [
      0,
      967.741,
      1935.482,
      2903.2229999999995,
      3870.964,
      4838.705,
      6774.187,
      7741.928,
      8709.669,
      9677.41,
      10645.151,
      11612.891999999998,
      12580.632999999998
    ],
    "referenceDuration": [
      917.3378229166666,
      917.3378229166667,
      917.3378229166667,
      917.3378229166667,
      917.337822916667,
      1836.6917729166657,
      917.337822916667,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      2756.0457229166673
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-30T19:39:16.126Z",
    "pressedKeys": [
      69,
      69,
      67,
      65,
      64,
      65,
      65,
      69,
      72,
      72,
      70,
      70,
      69
    ],
    "pressedTime": [
      0,
      821,
      1677,
      2575,
      3528,
      4519,
      5379,
      7077,
      7993,
      8819,
      9634,
      10406,
      11191
    ],
    "pressedDuration": [
      412,
      788,
      858,
      70,
      943,
      442,
      963,
      585,
      414,
      493,
      448,
      442,
      1365
    ],
    "pressedvelocity": [
      62,
      80,
      63,
      63,
      52,
      56,
      60,
      56,
      57,
      58,
      61,
      62,
      63
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 41.73404793885376,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      821,
      856,
      898,
      953,
      991,
      860,
      1698,
      916,
      826,
      815,
      772,
      785
    ],
    "interOnsetIntervalsRelativeError": 7.889270820739548,
    "relativeInterOnsetIntervalsRelativeError": 11.120170970720498,
    "sequenceDuration": -9826,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67df4b04e44001a4225fe",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 114,
    "innerStepIndex": 0,
    "repetition": 4,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:39:31.030Z",
    "textContent": "Du har spelat melodin rätt 1 gånger av 3.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/23_DenBlomstertid_3.mid",
    "referenceKeys": [
      69,
      69,
      67,
      65,
      64,
      65,
      65,
      69,
      72,
      72,
      70,
      70,
      69
    ],
    "referenceTime": [
      0,
      967.741,
      1935.482,
      2903.2229999999995,
      3870.964,
      4838.705,
      6774.187,
      7741.928,
      8709.669,
      9677.41,
      10645.151,
      11612.891999999998,
      12580.632999999998
    ],
    "referenceDuration": [
      917.3378229166666,
      917.3378229166667,
      917.3378229166667,
      917.3378229166667,
      917.337822916667,
      1836.6917729166657,
      917.337822916667,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      2756.0457229166673
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "2021-11-30T19:39:31.030Z",
    "pressedKeyboardKeys": [
      "s"
    ],
    "pressedKeyboardTime": [
      0
    ],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67e01b04e44001a4225ff",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 113,
    "innerStepIndex": 0,
    "repetition": 5,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:39:44.343Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/23_DenBlomstertid_3.mid",
    "referenceKeys": [
      69,
      69,
      67,
      65,
      64,
      65,
      65,
      69,
      72,
      72,
      70,
      70,
      69
    ],
    "referenceTime": [
      0,
      967.741,
      1935.482,
      2903.2229999999995,
      3870.964,
      4838.705,
      6774.187,
      7741.928,
      8709.669,
      9677.41,
      10645.151,
      11612.891999999998,
      12580.632999999998
    ],
    "referenceDuration": [
      917.3378229166666,
      917.3378229166667,
      917.3378229166667,
      917.3378229166667,
      917.337822916667,
      1836.6917729166657,
      917.337822916667,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      2756.0457229166673
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-30T19:39:32.410Z",
    "pressedKeys": [
      69,
      69,
      67,
      65,
      64,
      65,
      65,
      69,
      72,
      72,
      70,
      70,
      69
    ],
    "pressedTime": [
      0,
      843,
      1602,
      2498,
      3389,
      4290,
      5102,
      6420,
      7318,
      8105,
      8966,
      9710,
      10523
    ],
    "pressedDuration": [
      427,
      4,
      837,
      890,
      761,
      493,
      911,
      654,
      347,
      457,
      436,
      432,
      1409
    ],
    "pressedvelocity": [
      51,
      80,
      75,
      48,
      49,
      58,
      64,
      63,
      61,
      58,
      62,
      54,
      85
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 42.38169185995756,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      843,
      759,
      896,
      891,
      901,
      812,
      1318,
      898,
      787,
      861,
      744,
      813
    ],
    "interOnsetIntervalsRelativeError": 38.18342192453006,
    "relativeInterOnsetIntervalsRelativeError": 7.973169881846108,
    "sequenceDuration": -9114,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67e03b04e44001a422600",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 114,
    "innerStepIndex": 0,
    "repetition": 5,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:39:46.021Z",
    "textContent": "Du har spelat melodin rätt 2 gånger av 3.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/23_DenBlomstertid_3.mid",
    "referenceKeys": [
      69,
      69,
      67,
      65,
      64,
      65,
      65,
      69,
      72,
      72,
      70,
      70,
      69
    ],
    "referenceTime": [
      0,
      967.741,
      1935.482,
      2903.2229999999995,
      3870.964,
      4838.705,
      6774.187,
      7741.928,
      8709.669,
      9677.41,
      10645.151,
      11612.891999999998,
      12580.632999999998
    ],
    "referenceDuration": [
      917.3378229166666,
      917.3378229166667,
      917.3378229166667,
      917.3378229166667,
      917.337822916667,
      1836.6917729166657,
      917.337822916667,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      2756.0457229166673
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "2021-11-30T19:39:46.021Z",
    "pressedKeyboardKeys": [
      "s"
    ],
    "pressedKeyboardTime": [
      0
    ],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67e16b04e44001a422601",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 113,
    "innerStepIndex": 0,
    "repetition": 6,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:40:04.902Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/23_DenBlomstertid_3.mid",
    "referenceKeys": [
      69,
      69,
      67,
      65,
      64,
      65,
      65,
      69,
      72,
      72,
      70,
      70,
      69
    ],
    "referenceTime": [
      0,
      967.741,
      1935.482,
      2903.2229999999995,
      3870.964,
      4838.705,
      6774.187,
      7741.928,
      8709.669,
      9677.41,
      10645.151,
      11612.891999999998,
      12580.632999999998
    ],
    "referenceDuration": [
      917.3378229166666,
      917.3378229166667,
      917.3378229166667,
      917.3378229166667,
      917.337822916667,
      1836.6917729166657,
      917.337822916667,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      2756.0457229166673
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-30T19:39:52.369Z",
    "pressedKeys": [
      69,
      69,
      67,
      65,
      64,
      65,
      65,
      69,
      72,
      72,
      70,
      70,
      69
    ],
    "pressedTime": [
      0,
      938,
      1763,
      2732,
      3627,
      4595,
      5403,
      7225,
      8094,
      8884,
      9636,
      10377,
      11163
    ],
    "pressedDuration": [
      486,
      409,
      863,
      44,
      958,
      398,
      933,
      510,
      389,
      487,
      437,
      457,
      1369
    ],
    "pressedvelocity": [
      63,
      55,
      60,
      56,
      57,
      60,
      63,
      60,
      55,
      60,
      64,
      60,
      75
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 45.37036009621163,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      938,
      825,
      969,
      895,
      968,
      808,
      1822,
      869,
      790,
      752,
      741,
      786
    ],
    "interOnsetIntervalsRelativeError": 6.616535312650784,
    "relativeInterOnsetIntervalsRelativeError": 13.07011257427811,
    "sequenceDuration": -9794,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67e19b04e44001a422602",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 114,
    "innerStepIndex": 0,
    "repetition": 6,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:40:07.853Z",
    "textContent": "Utmärkt, du har nu klarat av hela melodin!\n\nNu ska du få spela nästa melodi.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/23_DenBlomstertid_3.mid",
    "referenceKeys": [
      69,
      69,
      67,
      65,
      64,
      65,
      65,
      69,
      72,
      72,
      70,
      70,
      69
    ],
    "referenceTime": [
      0,
      967.741,
      1935.482,
      2903.2229999999995,
      3870.964,
      4838.705,
      6774.187,
      7741.928,
      8709.669,
      9677.41,
      10645.151,
      11612.891999999998,
      12580.632999999998
    ],
    "referenceDuration": [
      917.3378229166666,
      917.3378229166667,
      917.3378229166667,
      917.3378229166667,
      917.337822916667,
      1836.6917729166657,
      917.337822916667,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      917.3378229166663,
      2756.0457229166673
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  }
]
Tue Nov 30 2021 19:35:21 GMT+0000 (Coordinated Universal Time)
Tue Nov 30 2021 19:40:09 GMT+0000 (Coordinated Universal Time)
37
61a67e19b04e44001a422603
616d4f2e8afad7001a2b1b4f
60e2a576f652020013b85afa
616d4f2e8afad7001a2b1b50
60e2b251f652020013b860a1
melody-24
0
twins experiment
Tue Nov 30 2021 19:40:07 GMT+0000 (Coordinated Universal Time)
week4-6
11
PN14
sweedish twins experiment
week 4-6
1
[
  {
    "isInTimeUp": false,
    "_id": "61a67f4db04e44001a42262c",
    "time": "2021-11-30T19:45:15.689Z",
    "nextLogLabel": "melody-25"
  }
]
[
  {
    "startCount": 1,
    "_id": "61a67e29b04e44001a422605",
    "blockType": "cue",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 115,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:40:23.702Z",
    "textContent": "Tryck på mellanslagstangenten och lyssna på melodin.\n\n'Det Var Den Ljuva Tiden'",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/24_DetVarDenLjuvaTiden_0.mid",
    "referenceKeys": [
      69,
      65,
      65,
      65,
      65,
      67,
      70,
      67,
      64,
      64,
      62,
      64,
      65
    ],
    "referenceTime": [
      0,
      599.9989999999999,
      1199.9979999999998,
      1799.9969999999998,
      2399.9959999999996,
      2999.995,
      4199.9929999999995,
      4799.991999999999,
      5399.991,
      5999.99,
      6599.988999999999,
      7199.987999999999,
      7799.987
    ],
    "referenceDuration": [
      568.7490520833333,
      568.7490520833334,
      568.7490520833331,
      568.7490520833331,
      568.7490520833336,
      1138.748102083333,
      568.7490520833336,
      568.7490520833327,
      568.7490520833327,
      568.7490520833327,
      568.7490520833336,
      568.7490520833327,
      1708.7471520833333
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67e2bb04e44001a422606",
    "blockType": "instruction",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 116,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:40:26.071Z",
    "textContent": "Det Var Den Ljuva Tiden\n1/3",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/24_DetVarDenLjuvaTiden_1.mid",
    "referenceKeys": [
      69,
      65,
      65,
      65,
      65,
      67,
      70
    ],
    "referenceTime": [
      0,
      857.142,
      1714.284,
      2571.4260000000004,
      3428.568,
      4285.71,
      5999.994000000001
    ],
    "referenceDuration": [
      812.4991875000001,
      812.4991875000001,
      812.4991874999998,
      812.4991874999998,
      812.4991875000003,
      1626.7840875,
      812.4991875000003
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67e39b04e44001a422607",
    "blockType": "video",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 117,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:40:40.281Z",
    "textContent": "Spela tillsammans med videon.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/24_DetVarDenLjuvaTiden_1.mid",
    "referenceKeys": [
      69,
      65,
      65,
      65,
      65,
      67,
      70
    ],
    "referenceTime": [
      0,
      857.142,
      1714.284,
      2571.4260000000004,
      3428.568,
      4285.71,
      5999.994000000001
    ],
    "referenceDuration": [
      812.4991875000001,
      812.4991875000001,
      812.4991874999998,
      812.4991874999998,
      812.4991875000003,
      1626.7840875,
      812.4991875000003
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67e43b04e44001a422608",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 118,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:40:49.726Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/24_DetVarDenLjuvaTiden_1.mid",
    "referenceKeys": [
      69,
      65,
      65,
      65,
      65,
      67,
      70
    ],
    "referenceTime": [
      0,
      857.142,
      1714.284,
      2571.4260000000004,
      3428.568,
      4285.71,
      5999.994000000001
    ],
    "referenceDuration": [
      812.4991875000001,
      812.4991875000001,
      812.4991874999998,
      812.4991874999998,
      812.4991875000003,
      1626.7840875,
      812.4991875000003
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-30T19:40:43.481Z",
    "pressedKeys": [
      69,
      65,
      65,
      65,
      65,
      67,
      70
    ],
    "pressedTime": [
      0,
      1260,
      2017,
      2761,
      3517,
      4278,
      5403
    ],
    "pressedDuration": [
      803,
      348,
      347,
      377,
      443,
      494,
      841
    ],
    "pressedvelocity": [
      21,
      62,
      62,
      70,
      70,
      70,
      75
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 41.121220341012624,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      1260,
      757,
      744,
      756,
      761,
      1125
    ],
    "interOnsetIntervalsRelativeError": 8.719508163952606,
    "relativeInterOnsetIntervalsRelativeError": 11.72774384601148,
    "sequenceDuration": -4562,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67e48b04e44001a422609",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 119,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:40:54.999Z",
    "textContent": "Du har spelat melodin rätt 1 gånger av 3.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/24_DetVarDenLjuvaTiden_1.mid",
    "referenceKeys": [
      69,
      65,
      65,
      65,
      65,
      67,
      70
    ],
    "referenceTime": [
      0,
      857.142,
      1714.284,
      2571.4260000000004,
      3428.568,
      4285.71,
      5999.994000000001
    ],
    "referenceDuration": [
      812.4991875000001,
      812.4991875000001,
      812.4991874999998,
      812.4991874999998,
      812.4991875000003,
      1626.7840875,
      812.4991875000003
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67e56b04e44001a42260a",
    "blockType": "video",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 117,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:41:09.209Z",
    "textContent": "Spela tillsammans med videon.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/24_DetVarDenLjuvaTiden_1.mid",
    "referenceKeys": [
      69,
      65,
      65,
      65,
      65,
      67,
      70
    ],
    "referenceTime": [
      0,
      857.142,
      1714.284,
      2571.4260000000004,
      3428.568,
      4285.71,
      5999.994000000001
    ],
    "referenceDuration": [
      812.4991875000001,
      812.4991875000001,
      812.4991874999998,
      812.4991874999998,
      812.4991875000003,
      1626.7840875,
      812.4991875000003
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67e5cb04e44001a42260b",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 118,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:41:15.572Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/24_DetVarDenLjuvaTiden_1.mid",
    "referenceKeys": [
      69,
      65,
      65,
      65,
      65,
      67,
      70
    ],
    "referenceTime": [
      0,
      857.142,
      1714.284,
      2571.4260000000004,
      3428.568,
      4285.71,
      5999.994000000001
    ],
    "referenceDuration": [
      812.4991875000001,
      812.4991875000001,
      812.4991874999998,
      812.4991874999998,
      812.4991875000003,
      1626.7840875,
      812.4991875000003
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-30T19:41:09.710Z",
    "pressedKeys": [
      69,
      65,
      65,
      65,
      65,
      67,
      70
    ],
    "pressedTime": [
      0,
      860,
      1654,
      2429,
      3177,
      4030,
      4984
    ],
    "pressedDuration": [
      640,
      414,
      395,
      352,
      337,
      502,
      878
    ],
    "pressedvelocity": [
      64,
      61,
      60,
      61,
      45,
      64,
      101
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 44.866356231719735,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      860,
      794,
      775,
      748,
      853,
      954
    ],
    "interOnsetIntervalsRelativeError": 0,
    "relativeInterOnsetIntervalsRelativeError": 7.518726591760309,
    "sequenceDuration": -4106,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67e5fb04e44001a42260c",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 119,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:41:18.506Z",
    "textContent": "Du har spelat melodin rätt 2 gånger av 3.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/24_DetVarDenLjuvaTiden_1.mid",
    "referenceKeys": [
      69,
      65,
      65,
      65,
      65,
      67,
      70
    ],
    "referenceTime": [
      0,
      857.142,
      1714.284,
      2571.4260000000004,
      3428.568,
      4285.71,
      5999.994000000001
    ],
    "referenceDuration": [
      812.4991875000001,
      812.4991875000001,
      812.4991874999998,
      812.4991874999998,
      812.4991875000003,
      1626.7840875,
      812.4991875000003
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "2021-11-30T19:41:18.506Z",
    "pressedKeyboardKeys": [
      "s"
    ],
    "pressedKeyboardTime": [
      0
    ],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67e66b04e44001a42260d",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 118,
    "innerStepIndex": 0,
    "repetition": 3,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:41:25.502Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/24_DetVarDenLjuvaTiden_1.mid",
    "referenceKeys": [
      69,
      65,
      65,
      65,
      65,
      67,
      70
    ],
    "referenceTime": [
      0,
      857.142,
      1714.284,
      2571.4260000000004,
      3428.568,
      4285.71,
      5999.994000000001
    ],
    "referenceDuration": [
      812.4991875000001,
      812.4991875000001,
      812.4991874999998,
      812.4991874999998,
      812.4991875000003,
      1626.7840875,
      812.4991875000003
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-30T19:41:19.794Z",
    "pressedKeys": [
      69,
      65,
      65,
      65,
      65,
      67,
      70
    ],
    "pressedTime": [
      0,
      759,
      1513,
      2286,
      3153,
      3937,
      4774
    ],
    "pressedDuration": [
      539,
      315,
      293,
      246,
      277,
      406,
      933
    ],
    "pressedvelocity": [
      64,
      57,
      54,
      54,
      51,
      54,
      91
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 54.905000303728904,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      759,
      754,
      773,
      867,
      784,
      837
    ],
    "interOnsetIntervalsRelativeError": 1.3721335943558253,
    "relativeInterOnsetIntervalsRelativeError": 9.318181818181834,
    "sequenceDuration": -3841,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67e68b04e44001a42260e",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 119,
    "innerStepIndex": 0,
    "repetition": 3,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:41:27.503Z",
    "textContent": "Utmärkt! Du har nu klarat att spela den delen av melodin.\n\nNu ska du få lära dig nästa del.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/24_DetVarDenLjuvaTiden_1.mid",
    "referenceKeys": [
      69,
      65,
      65,
      65,
      65,
      67,
      70
    ],
    "referenceTime": [
      0,
      857.142,
      1714.284,
      2571.4260000000004,
      3428.568,
      4285.71,
      5999.994000000001
    ],
    "referenceDuration": [
      812.4991875000001,
      812.4991875000001,
      812.4991874999998,
      812.4991874999998,
      812.4991875000003,
      1626.7840875,
      812.4991875000003
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67e6cb04e44001a42260f",
    "blockType": "instruction",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 116,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:41:31.280Z",
    "textContent": "Det Var Den Ljuva Tiden\n2/3",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/24_DetVarDenLjuvaTiden_2.mid",
    "referenceKeys": [
      67,
      64,
      64,
      62,
      64,
      65
    ],
    "referenceTime": [
      0,
      857.142,
      1714.284,
      2571.4260000000004,
      3428.568,
      4285.71
    ],
    "referenceDuration": [
      812.4991875000001,
      812.4991875000001,
      812.4991874999998,
      812.4991874999998,
      812.4991875000003,
      2441.0689875000003
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67e7bb04e44001a422610",
    "blockType": "video",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 117,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:41:46.309Z",
    "textContent": "Spela tillsammans med videon.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/24_DetVarDenLjuvaTiden_2.mid",
    "referenceKeys": [
      67,
      64,
      64,
      62,
      64,
      65
    ],
    "referenceTime": [
      0,
      857.142,
      1714.284,
      2571.4260000000004,
      3428.568,
      4285.71
    ],
    "referenceDuration": [
      812.4991875000001,
      812.4991875000001,
      812.4991874999998,
      812.4991874999998,
      812.4991875000003,
      2441.0689875000003
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67e83b04e44001a422611",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 118,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:41:53.670Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/24_DetVarDenLjuvaTiden_2.mid",
    "referenceKeys": [
      67,
      64,
      64,
      62,
      64,
      65
    ],
    "referenceTime": [
      0,
      857.142,
      1714.284,
      2571.4260000000004,
      3428.568,
      4285.71
    ],
    "referenceDuration": [
      812.4991875000001,
      812.4991875000001,
      812.4991874999998,
      812.4991874999998,
      812.4991875000003,
      2441.0689875000003
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-30T19:41:50.295Z",
    "pressedKeys": [
      67,
      64,
      64,
      62,
      65
    ],
    "pressedTime": [
      0,
      1032,
      1750,
      2568,
      3375
    ],
    "pressedDuration": [
      748,
      364,
      437,
      463
    ],
    "pressedvelocity": [
      62,
      75,
      80,
      55,
      63
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 83.33333333333334,
    "durationsRelativeError": null,
    "levenshteinDistance": 1,
    "interOnsetInterval": [
      1032,
      718,
      818,
      807
    ],
    "interOnsetIntervalsRelativeError": 2.6000301000300983,
    "relativeInterOnsetIntervalsRelativeError": null,
    "sequenceDuration": null,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67e84b04e44001a422612",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 119,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:41:55.206Z",
    "textContent": "Du har spelat melodin rätt 0 gånger av 3.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/24_DetVarDenLjuvaTiden_2.mid",
    "referenceKeys": [
      67,
      64,
      64,
      62,
      64,
      65
    ],
    "referenceTime": [
      0,
      857.142,
      1714.284,
      2571.4260000000004,
      3428.568,
      4285.71
    ],
    "referenceDuration": [
      812.4991875000001,
      812.4991875000001,
      812.4991874999998,
      812.4991874999998,
      812.4991875000003,
      2441.0689875000003
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [
      null
    ],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67e93b04e44001a422613",
    "blockType": "video",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 117,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:42:10.242Z",
    "textContent": "Spela tillsammans med videon.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/24_DetVarDenLjuvaTiden_2.mid",
    "referenceKeys": [
      67,
      64,
      64,
      62,
      64,
      65
    ],
    "referenceTime": [
      0,
      857.142,
      1714.284,
      2571.4260000000004,
      3428.568,
      4285.71
    ],
    "referenceDuration": [
      812.4991875000001,
      812.4991875000001,
      812.4991874999998,
      812.4991874999998,
      812.4991875000003,
      2441.0689875000003
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67e9cb04e44001a422614",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 118,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:42:19.333Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/24_DetVarDenLjuvaTiden_2.mid",
    "referenceKeys": [
      67,
      64,
      64,
      62,
      64,
      65
    ],
    "referenceTime": [
      0,
      857.142,
      1714.284,
      2571.4260000000004,
      3428.568,
      4285.71
    ],
    "referenceDuration": [
      812.4991875000001,
      812.4991875000001,
      812.4991874999998,
      812.4991874999998,
      812.4991875000003,
      2441.0689875000003
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-30T19:42:12.493Z",
    "pressedKeys": [
      67,
      64,
      64,
      62,
      64,
      65
    ],
    "pressedTime": [
      0,
      2496,
      3247,
      4175,
      4912,
      5718
    ],
    "pressedDuration": [
      1886,
      364,
      490,
      507,
      738,
      1122
    ],
    "pressedvelocity": [
      62,
      37,
      61,
      42,
      62,
      61
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 54.63685327508411,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      2496,
      751,
      928,
      737,
      806
    ],
    "interOnsetIntervalsRelativeError": 126.03367936701267,
    "relativeInterOnsetIntervalsRelativeError": 37.30325288562434,
    "sequenceDuration": -4596,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67e9eb04e44001a422615",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 119,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:42:20.782Z",
    "textContent": "Du har spelat melodin rätt 0 gånger av 3.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/24_DetVarDenLjuvaTiden_2.mid",
    "referenceKeys": [
      67,
      64,
      64,
      62,
      64,
      65
    ],
    "referenceTime": [
      0,
      857.142,
      1714.284,
      2571.4260000000004,
      3428.568,
      4285.71
    ],
    "referenceDuration": [
      812.4991875000001,
      812.4991875000001,
      812.4991874999998,
      812.4991874999998,
      812.4991875000003,
      2441.0689875000003
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67eacb04e44001a422616",
    "blockType": "video",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 117,
    "innerStepIndex": 0,
    "repetition": 3,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:42:35.230Z",
    "textContent": "Spela tillsammans med videon.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/24_DetVarDenLjuvaTiden_2.mid",
    "referenceKeys": [
      67,
      64,
      64,
      62,
      64,
      65
    ],
    "referenceTime": [
      0,
      857.142,
      1714.284,
      2571.4260000000004,
      3428.568,
      4285.71
    ],
    "referenceDuration": [
      812.4991875000001,
      812.4991875000001,
      812.4991874999998,
      812.4991874999998,
      812.4991875000003,
      2441.0689875000003
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67eb2b04e44001a422617",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 118,
    "innerStepIndex": 0,
    "repetition": 3,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:42:40.878Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/24_DetVarDenLjuvaTiden_2.mid",
    "referenceKeys": [
      67,
      64,
      64,
      62,
      64,
      65
    ],
    "referenceTime": [
      0,
      857.142,
      1714.284,
      2571.4260000000004,
      3428.568,
      4285.71
    ],
    "referenceDuration": [
      812.4991875000001,
      812.4991875000001,
      812.4991874999998,
      812.4991874999998,
      812.4991875000003,
      2441.0689875000003
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-30T19:42:36.010Z",
    "pressedKeys": [
      67,
      64,
      64,
      62,
      64,
      65
    ],
    "pressedTime": [
      0,
      805,
      1569,
      2469,
      3227,
      3980
    ],
    "pressedDuration": [
      561,
      359,
      484,
      402,
      716,
      888
    ],
    "pressedvelocity": [
      75,
      80,
      75,
      44,
      63,
      70
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 42.2036973853604,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      805,
      764,
      900,
      758,
      753
    ],
    "interOnsetIntervalsRelativeError": 0,
    "relativeInterOnsetIntervalsRelativeError": 0.6130653266331586,
    "sequenceDuration": -3092,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67eb4b04e44001a422618",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 119,
    "innerStepIndex": 0,
    "repetition": 3,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:42:43.221Z",
    "textContent": "Du har spelat melodin rätt 1 gånger av 3.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/24_DetVarDenLjuvaTiden_2.mid",
    "referenceKeys": [
      67,
      64,
      64,
      62,
      64,
      65
    ],
    "referenceTime": [
      0,
      857.142,
      1714.284,
      2571.4260000000004,
      3428.568,
      4285.71
    ],
    "referenceDuration": [
      812.4991875000001,
      812.4991875000001,
      812.4991874999998,
      812.4991874999998,
      812.4991875000003,
      2441.0689875000003
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "2021-11-30T19:42:43.221Z",
    "pressedKeyboardKeys": [
      "s"
    ],
    "pressedKeyboardTime": [
      0
    ],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67ebab04e44001a422619",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 118,
    "innerStepIndex": 0,
    "repetition": 4,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:42:49.175Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/24_DetVarDenLjuvaTiden_2.mid",
    "referenceKeys": [
      67,
      64,
      64,
      62,
      64,
      65
    ],
    "referenceTime": [
      0,
      857.142,
      1714.284,
      2571.4260000000004,
      3428.568,
      4285.71
    ],
    "referenceDuration": [
      812.4991875000001,
      812.4991875000001,
      812.4991874999998,
      812.4991874999998,
      812.4991875000003,
      2441.0689875000003
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-30T19:42:44.545Z",
    "pressedKeys": [
      67,
      64,
      64,
      62,
      64,
      65
    ],
    "pressedTime": [
      0,
      794,
      1562,
      2411,
      3216,
      3918
    ],
    "pressedDuration": [
      554,
      374,
      447,
      387,
      384,
      711
    ],
    "pressedvelocity": [
      75,
      63,
      63,
      43,
      60,
      60
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 51.12501255468261,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      794,
      768,
      849,
      805,
      702
    ],
    "interOnsetIntervalsRelativeError": 0,
    "relativeInterOnsetIntervalsRelativeError": 0.08269525267993628,
    "sequenceDuration": -3207,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67ebbb04e44001a42261a",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 119,
    "innerStepIndex": 0,
    "repetition": 4,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:42:50.496Z",
    "textContent": "Du har spelat melodin rätt 2 gånger av 3.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/24_DetVarDenLjuvaTiden_2.mid",
    "referenceKeys": [
      67,
      64,
      64,
      62,
      64,
      65
    ],
    "referenceTime": [
      0,
      857.142,
      1714.284,
      2571.4260000000004,
      3428.568,
      4285.71
    ],
    "referenceDuration": [
      812.4991875000001,
      812.4991875000001,
      812.4991874999998,
      812.4991874999998,
      812.4991875000003,
      2441.0689875000003
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "2021-11-30T19:42:50.496Z",
    "pressedKeyboardKeys": [
      "s"
    ],
    "pressedKeyboardTime": [
      0
    ],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67ec2b04e44001a42261b",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 118,
    "innerStepIndex": 0,
    "repetition": 5,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:42:57.445Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/24_DetVarDenLjuvaTiden_2.mid",
    "referenceKeys": [
      67,
      64,
      64,
      62,
      64,
      65
    ],
    "referenceTime": [
      0,
      857.142,
      1714.284,
      2571.4260000000004,
      3428.568,
      4285.71
    ],
    "referenceDuration": [
      812.4991875000001,
      812.4991875000001,
      812.4991874999998,
      812.4991874999998,
      812.4991875000003,
      2441.0689875000003
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-30T19:42:52.927Z",
    "pressedKeys": [
      67,
      64,
      64,
      62,
      64,
      65
    ],
    "pressedTime": [
      0,
      769,
      1521,
      2309,
      3059,
      3795
    ],
    "pressedDuration": [
      609,
      318,
      280,
      413,
      313,
      723
    ],
    "pressedvelocity": [
      58,
      75,
      64,
      42,
      75,
      64
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 55.41231637493337,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      769,
      752,
      788,
      750,
      736
    ],
    "interOnsetIntervalsRelativeError": 1.3131546464879948,
    "relativeInterOnsetIntervalsRelativeError": 0,
    "sequenceDuration": -3072,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67ec4b04e44001a42261c",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 119,
    "innerStepIndex": 0,
    "repetition": 5,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:42:59.019Z",
    "textContent": "Utmärkt! Du har nu klarat att spela den delen av melodin.\n\nNu ska du få lära dig nästa del.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/24_DetVarDenLjuvaTiden_2.mid",
    "referenceKeys": [
      67,
      64,
      64,
      62,
      64,
      65
    ],
    "referenceTime": [
      0,
      857.142,
      1714.284,
      2571.4260000000004,
      3428.568,
      4285.71
    ],
    "referenceDuration": [
      812.4991875000001,
      812.4991875000001,
      812.4991874999998,
      812.4991874999998,
      812.4991875000003,
      2441.0689875000003
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67ec5b04e44001a42261d",
    "blockType": "instruction",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 116,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:43:00.369Z",
    "textContent": "Det Var Den Ljuva Tiden\n3/3",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/24_DetVarDenLjuvaTiden_3.mid",
    "referenceKeys": [
      69,
      65,
      65,
      65,
      65,
      67,
      70,
      67,
      64,
      64,
      62,
      64,
      65
    ],
    "referenceTime": [
      0,
      857.142,
      1714.284,
      2571.4260000000004,
      3428.568,
      4285.71,
      5999.994000000001,
      6857.136,
      7714.278,
      8571.42,
      9428.562000000002,
      10285.704000000002,
      11142.846000000001
    ],
    "referenceDuration": [
      812.4991875000001,
      812.4991875000001,
      812.4991874999998,
      812.4991874999998,
      812.4991875000003,
      1626.7840875,
      812.4991875000003,
      812.4991874999994,
      812.4991875000003,
      812.4991875000003,
      812.4991874999985,
      812.4991875000003,
      2441.0689874999994
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67edbb04e44001a42261e",
    "blockType": "video",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 117,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:43:22.451Z",
    "textContent": "Spela tillsammans med videon.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/24_DetVarDenLjuvaTiden_3.mid",
    "referenceKeys": [
      69,
      65,
      65,
      65,
      65,
      67,
      70,
      67,
      64,
      64,
      62,
      64,
      65
    ],
    "referenceTime": [
      0,
      857.142,
      1714.284,
      2571.4260000000004,
      3428.568,
      4285.71,
      5999.994000000001,
      6857.136,
      7714.278,
      8571.42,
      9428.562000000002,
      10285.704000000002,
      11142.846000000001
    ],
    "referenceDuration": [
      812.4991875000001,
      812.4991875000001,
      812.4991874999998,
      812.4991874999998,
      812.4991875000003,
      1626.7840875,
      812.4991875000003,
      812.4991874999994,
      812.4991875000003,
      812.4991875000003,
      812.4991874999985,
      812.4991875000003,
      2441.0689874999994
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67edeb04e44001a42261f",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 118,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:43:25.187Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/24_DetVarDenLjuvaTiden_3.mid",
    "referenceKeys": [
      69,
      65,
      65,
      65,
      65,
      67,
      70,
      67,
      64,
      64,
      62,
      64,
      65
    ],
    "referenceTime": [
      0,
      857.142,
      1714.284,
      2571.4260000000004,
      3428.568,
      4285.71,
      5999.994000000001,
      6857.136,
      7714.278,
      8571.42,
      9428.562000000002,
      10285.704000000002,
      11142.846000000001
    ],
    "referenceDuration": [
      812.4991875000001,
      812.4991875000001,
      812.4991874999998,
      812.4991874999998,
      812.4991875000003,
      1626.7840875,
      812.4991875000003,
      812.4991874999994,
      812.4991875000003,
      812.4991875000003,
      812.4991874999985,
      812.4991875000003,
      2441.0689874999994
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-30T19:43:25.186Z",
    "pressedKeys": [
      67
    ],
    "pressedTime": [
      0
    ],
    "pressedDuration": [],
    "pressedvelocity": [
      60
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 7.6923076923076925,
    "durationsRelativeError": -1,
    "levenshteinDistance": 12,
    "interOnsetInterval": [],
    "interOnsetIntervalsRelativeError": null,
    "relativeInterOnsetIntervalsRelativeError": null,
    "sequenceDuration": null,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67ee0b04e44001a422620",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 119,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:43:27.570Z",
    "textContent": "Du har spelat melodin rätt 0 gånger av 3.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/24_DetVarDenLjuvaTiden_3.mid",
    "referenceKeys": [
      69,
      65,
      65,
      65,
      65,
      67,
      70,
      67,
      64,
      64,
      62,
      64,
      65
    ],
    "referenceTime": [
      0,
      857.142,
      1714.284,
      2571.4260000000004,
      3428.568,
      4285.71,
      5999.994000000001,
      6857.136,
      7714.278,
      8571.42,
      9428.562000000002,
      10285.704000000002,
      11142.846000000001
    ],
    "referenceDuration": [
      812.4991875000001,
      812.4991875000001,
      812.4991874999998,
      812.4991874999998,
      812.4991875000003,
      1626.7840875,
      812.4991875000003,
      812.4991874999994,
      812.4991875000003,
      812.4991875000003,
      812.4991874999985,
      812.4991875000003,
      2441.0689874999994
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [
      null
    ],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67ef6b04e44001a422621",
    "blockType": "video",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 117,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:43:49.259Z",
    "textContent": "Spela tillsammans med videon.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/24_DetVarDenLjuvaTiden_3.mid",
    "referenceKeys": [
      69,
      65,
      65,
      65,
      65,
      67,
      70,
      67,
      64,
      64,
      62,
      64,
      65
    ],
    "referenceTime": [
      0,
      857.142,
      1714.284,
      2571.4260000000004,
      3428.568,
      4285.71,
      5999.994000000001,
      6857.136,
      7714.278,
      8571.42,
      9428.562000000002,
      10285.704000000002,
      11142.846000000001
    ],
    "referenceDuration": [
      812.4991875000001,
      812.4991875000001,
      812.4991874999998,
      812.4991874999998,
      812.4991875000003,
      1626.7840875,
      812.4991875000003,
      812.4991874999994,
      812.4991875000003,
      812.4991875000003,
      812.4991874999985,
      812.4991875000003,
      2441.0689874999994
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67f03b04e44001a422622",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 118,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:44:02.523Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/24_DetVarDenLjuvaTiden_3.mid",
    "referenceKeys": [
      69,
      65,
      65,
      65,
      65,
      67,
      70,
      67,
      64,
      64,
      62,
      64,
      65
    ],
    "referenceTime": [
      0,
      857.142,
      1714.284,
      2571.4260000000004,
      3428.568,
      4285.71,
      5999.994000000001,
      6857.136,
      7714.278,
      8571.42,
      9428.562000000002,
      10285.704000000002,
      11142.846000000001
    ],
    "referenceDuration": [
      812.4991875000001,
      812.4991875000001,
      812.4991874999998,
      812.4991874999998,
      812.4991875000003,
      1626.7840875,
      812.4991875000003,
      812.4991874999994,
      812.4991875000003,
      812.4991875000003,
      812.4991874999985,
      812.4991875000003,
      2441.0689874999994
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-30T19:43:50.288Z",
    "pressedKeys": [
      69,
      65,
      65,
      65,
      65,
      67,
      70,
      67,
      64,
      64,
      62,
      64,
      65
    ],
    "pressedTime": [
      0,
      937,
      1830,
      2627,
      3487,
      4432,
      5380,
      7077,
      7994,
      8794,
      9576,
      10335,
      11184
    ],
    "pressedDuration": [
      761,
      419,
      406,
      396,
      623,
      483,
      810,
      515,
      308,
      418,
      448,
      627,
      1051
    ],
    "pressedvelocity": [
      70,
      60,
      70,
      70,
      51,
      80,
      101,
      64,
      70,
      70,
      59,
      57,
      46
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 40.1461585403212,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      937,
      893,
      797,
      860,
      945,
      948,
      1697,
      917,
      800,
      782,
      759,
      849
    ],
    "interOnsetIntervalsRelativeError": 0.19439213883658876,
    "relativeInterOnsetIntervalsRelativeError": 10.327849308536008,
    "sequenceDuration": -10133,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67f05b04e44001a422623",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 119,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:44:04.385Z",
    "textContent": "Du har spelat melodin rätt 1 gånger av 3.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/24_DetVarDenLjuvaTiden_3.mid",
    "referenceKeys": [
      69,
      65,
      65,
      65,
      65,
      67,
      70,
      67,
      64,
      64,
      62,
      64,
      65
    ],
    "referenceTime": [
      0,
      857.142,
      1714.284,
      2571.4260000000004,
      3428.568,
      4285.71,
      5999.994000000001,
      6857.136,
      7714.278,
      8571.42,
      9428.562000000002,
      10285.704000000002,
      11142.846000000001
    ],
    "referenceDuration": [
      812.4991875000001,
      812.4991875000001,
      812.4991874999998,
      812.4991874999998,
      812.4991875000003,
      1626.7840875,
      812.4991875000003,
      812.4991874999994,
      812.4991875000003,
      812.4991875000003,
      812.4991874999985,
      812.4991875000003,
      2441.0689874999994
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "2021-11-30T19:44:04.385Z",
    "pressedKeyboardKeys": [
      "s"
    ],
    "pressedKeyboardTime": [
      0
    ],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67f12b04e44001a422624",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 118,
    "innerStepIndex": 0,
    "repetition": 3,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:44:17.564Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/24_DetVarDenLjuvaTiden_3.mid",
    "referenceKeys": [
      69,
      65,
      65,
      65,
      65,
      67,
      70,
      67,
      64,
      64,
      62,
      64,
      65
    ],
    "referenceTime": [
      0,
      857.142,
      1714.284,
      2571.4260000000004,
      3428.568,
      4285.71,
      5999.994000000001,
      6857.136,
      7714.278,
      8571.42,
      9428.562000000002,
      10285.704000000002,
      11142.846000000001
    ],
    "referenceDuration": [
      812.4991875000001,
      812.4991875000001,
      812.4991874999998,
      812.4991874999998,
      812.4991875000003,
      1626.7840875,
      812.4991875000003,
      812.4991874999994,
      812.4991875000003,
      812.4991875000003,
      812.4991874999985,
      812.4991875000003,
      2441.0689874999994
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-30T19:44:06.402Z",
    "pressedKeys": [
      69,
      65,
      65,
      65,
      65,
      67,
      70,
      67,
      64,
      64,
      62,
      64,
      65
    ],
    "pressedTime": [
      0,
      810,
      1646,
      2403,
      3182,
      3910,
      4768,
      6340,
      7117,
      7838,
      8683,
      9374,
      10191
    ],
    "pressedDuration": [
      571,
      450,
      343,
      296,
      613,
      636,
      952,
      661,
      278,
      356,
      344,
      656,
      971
    ],
    "pressedvelocity": [
      11,
      64,
      75,
      63,
      60,
      64,
      85,
      49,
      57,
      50,
      45,
      58,
      52
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 44.31386212054616,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      810,
      836,
      757,
      779,
      728,
      858,
      1572,
      777,
      721,
      845,
      691,
      817
    ],
    "interOnsetIntervalsRelativeError": 6.144398088842539,
    "relativeInterOnsetIntervalsRelativeError": 10.638226539757307,
    "sequenceDuration": -9220,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67f15b04e44001a422625",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 119,
    "innerStepIndex": 0,
    "repetition": 3,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:44:20.057Z",
    "textContent": "Du har spelat melodin rätt 2 gånger av 3.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/24_DetVarDenLjuvaTiden_3.mid",
    "referenceKeys": [
      69,
      65,
      65,
      65,
      65,
      67,
      70,
      67,
      64,
      64,
      62,
      64,
      65
    ],
    "referenceTime": [
      0,
      857.142,
      1714.284,
      2571.4260000000004,
      3428.568,
      4285.71,
      5999.994000000001,
      6857.136,
      7714.278,
      8571.42,
      9428.562000000002,
      10285.704000000002,
      11142.846000000001
    ],
    "referenceDuration": [
      812.4991875000001,
      812.4991875000001,
      812.4991874999998,
      812.4991874999998,
      812.4991875000003,
      1626.7840875,
      812.4991875000003,
      812.4991874999994,
      812.4991875000003,
      812.4991875000003,
      812.4991874999985,
      812.4991875000003,
      2441.0689874999994
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "2021-11-30T19:44:20.056Z",
    "pressedKeyboardKeys": [
      "s"
    ],
    "pressedKeyboardTime": [
      0
    ],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67f25b04e44001a422626",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 118,
    "innerStepIndex": 0,
    "repetition": 4,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:44:36.135Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/24_DetVarDenLjuvaTiden_3.mid",
    "referenceKeys": [
      69,
      65,
      65,
      65,
      65,
      67,
      70,
      67,
      64,
      64,
      62,
      64,
      65
    ],
    "referenceTime": [
      0,
      857.142,
      1714.284,
      2571.4260000000004,
      3428.568,
      4285.71,
      5999.994000000001,
      6857.136,
      7714.278,
      8571.42,
      9428.562000000002,
      10285.704000000002,
      11142.846000000001
    ],
    "referenceDuration": [
      812.4991875000001,
      812.4991875000001,
      812.4991874999998,
      812.4991874999998,
      812.4991875000003,
      1626.7840875,
      812.4991875000003,
      812.4991874999994,
      812.4991875000003,
      812.4991875000003,
      812.4991874999985,
      812.4991875000003,
      2441.0689874999994
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-30T19:44:22.155Z",
    "pressedKeys": [
      69,
      65,
      65,
      65,
      65,
      67,
      70,
      67,
      64,
      64,
      62,
      64,
      65
    ],
    "pressedTime": [
      0,
      784,
      1553,
      2348,
      3139,
      3922,
      4649,
      5844,
      9671,
      10401,
      11245,
      11983,
      12751
    ],
    "pressedDuration": [
      671,
      444,
      447,
      394,
      470,
      433,
      730,
      1161,
      331,
      269,
      352,
      407,
      1228
    ],
    "pressedvelocity": [
      75,
      60,
      63,
      59,
      37,
      63,
      75,
      52,
      63,
      54,
      44,
      53,
      63
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 46.944371284461866,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      784,
      769,
      795,
      791,
      783,
      727,
      1195,
      3827,
      730,
      844,
      738,
      768
    ],
    "interOnsetIntervalsRelativeError": 46.4572634017078,
    "relativeInterOnsetIntervalsRelativeError": 36.7561367735864,
    "sequenceDuration": -11523,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67f27b04e44001a422627",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 119,
    "innerStepIndex": 0,
    "repetition": 4,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:44:38.449Z",
    "textContent": "Du har spelat melodin rätt 2 gånger av 3.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/24_DetVarDenLjuvaTiden_3.mid",
    "referenceKeys": [
      69,
      65,
      65,
      65,
      65,
      67,
      70,
      67,
      64,
      64,
      62,
      64,
      65
    ],
    "referenceTime": [
      0,
      857.142,
      1714.284,
      2571.4260000000004,
      3428.568,
      4285.71,
      5999.994000000001,
      6857.136,
      7714.278,
      8571.42,
      9428.562000000002,
      10285.704000000002,
      11142.846000000001
    ],
    "referenceDuration": [
      812.4991875000001,
      812.4991875000001,
      812.4991874999998,
      812.4991874999998,
      812.4991875000003,
      1626.7840875,
      812.4991875000003,
      812.4991874999994,
      812.4991875000003,
      812.4991875000003,
      812.4991874999985,
      812.4991875000003,
      2441.0689874999994
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67f3db04e44001a422628",
    "blockType": "video",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 117,
    "innerStepIndex": 0,
    "repetition": 5,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:45:00.319Z",
    "textContent": "Spela tillsammans med videon.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/24_DetVarDenLjuvaTiden_3.mid",
    "referenceKeys": [
      69,
      65,
      65,
      65,
      65,
      67,
      70,
      67,
      64,
      64,
      62,
      64,
      65
    ],
    "referenceTime": [
      0,
      857.142,
      1714.284,
      2571.4260000000004,
      3428.568,
      4285.71,
      5999.994000000001,
      6857.136,
      7714.278,
      8571.42,
      9428.562000000002,
      10285.704000000002,
      11142.846000000001
    ],
    "referenceDuration": [
      812.4991875000001,
      812.4991875000001,
      812.4991874999998,
      812.4991874999998,
      812.4991875000003,
      1626.7840875,
      812.4991875000003,
      812.4991874999994,
      812.4991875000003,
      812.4991875000003,
      812.4991874999985,
      812.4991875000003,
      2441.0689874999994
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67f4ab04e44001a422629",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 118,
    "innerStepIndex": 0,
    "repetition": 5,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:45:13.545Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/24_DetVarDenLjuvaTiden_3.mid",
    "referenceKeys": [
      69,
      65,
      65,
      65,
      65,
      67,
      70,
      67,
      64,
      64,
      62,
      64,
      65
    ],
    "referenceTime": [
      0,
      857.142,
      1714.284,
      2571.4260000000004,
      3428.568,
      4285.71,
      5999.994000000001,
      6857.136,
      7714.278,
      8571.42,
      9428.562000000002,
      10285.704000000002,
      11142.846000000001
    ],
    "referenceDuration": [
      812.4991875000001,
      812.4991875000001,
      812.4991874999998,
      812.4991874999998,
      812.4991875000003,
      1626.7840875,
      812.4991875000003,
      812.4991874999994,
      812.4991875000003,
      812.4991875000003,
      812.4991874999985,
      812.4991875000003,
      2441.0689874999994
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-30T19:45:01.031Z",
    "pressedKeys": [
      69,
      65,
      65,
      65,
      65,
      67,
      70,
      67,
      64,
      64,
      62,
      64,
      65
    ],
    "pressedTime": [
      0,
      1593,
      2330,
      3041,
      3807,
      4656,
      5776,
      7320,
      8251,
      9239,
      10049,
      10864,
      11614
    ],
    "pressedDuration": [
      727,
      356,
      361,
      337,
      306,
      396,
      857,
      517,
      434,
      364,
      344,
      329,
      900
    ],
    "pressedvelocity": [
      61,
      60,
      53,
      58,
      51,
      49,
      64,
      45,
      52,
      57,
      49,
      51,
      47
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 49.440497472835645,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      1593,
      737,
      711,
      766,
      849,
      1120,
      1544,
      931,
      988,
      810,
      815,
      750
    ],
    "interOnsetIntervalsRelativeError": 13.051493607049153,
    "relativeInterOnsetIntervalsRelativeError": 15.606021468342812,
    "sequenceDuration": -10714,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67f4db04e44001a42262a",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 119,
    "innerStepIndex": 0,
    "repetition": 5,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:45:15.681Z",
    "textContent": "Utmärkt, du har nu klarat av hela melodin!\n\nNu ska du få spela nästa melodi.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/24_DetVarDenLjuvaTiden_3.mid",
    "referenceKeys": [
      69,
      65,
      65,
      65,
      65,
      67,
      70,
      67,
      64,
      64,
      62,
      64,
      65
    ],
    "referenceTime": [
      0,
      857.142,
      1714.284,
      2571.4260000000004,
      3428.568,
      4285.71,
      5999.994000000001,
      6857.136,
      7714.278,
      8571.42,
      9428.562000000002,
      10285.704000000002,
      11142.846000000001
    ],
    "referenceDuration": [
      812.4991875000001,
      812.4991875000001,
      812.4991874999998,
      812.4991874999998,
      812.4991875000003,
      1626.7840875,
      812.4991875000003,
      812.4991874999994,
      812.4991875000003,
      812.4991875000003,
      812.4991874999985,
      812.4991875000003,
      2441.0689874999994
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  }
]
Tue Nov 30 2021 19:40:09 GMT+0000 (Coordinated Universal Time)
Tue Nov 30 2021 19:45:17 GMT+0000 (Coordinated Universal Time)
39
61a67f4db04e44001a42262b
616d4f2e8afad7001a2b1b4f
60e2a576f652020013b85afa
616d4f2e8afad7001a2b1b50
60e2b251f652020013b860a1
melody-25
0
twins experiment
Tue Nov 30 2021 19:45:15 GMT+0000 (Coordinated Universal Time)
week4-6
11
PN14
sweedish twins experiment
week 4-6
1
[
  {
    "isInTimeUp": true,
    "_id": "61a67fd0b04e44001a422641",
    "time": "2021-11-30T19:47:27.222Z"
  }
]
[
  {
    "startCount": 1,
    "_id": "61a67f5eb04e44001a42262d",
    "blockType": "cue",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 120,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:45:32.888Z",
    "textContent": "Tryck på mellanslagstangenten och lyssna på melodin.\n\n'Loch Lomond'",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/25_LochLomond_0.mid",
    "referenceKeys": [
      62,
      67,
      67,
      69,
      71,
      69,
      67,
      69,
      69,
      67,
      64,
      62,
      64,
      67,
      67,
      67,
      71,
      74,
      76,
      74
    ],
    "referenceTime": [
      0,
      857.14,
      1714.28,
      2142.8500000000004,
      2571.4199999999996,
      3428.56,
      3857.13,
      4285.700000000001,
      5142.839999999999,
      5571.41,
      5999.98,
      6857.12,
      7285.69,
      7714.26,
      8571.400000000001,
      9428.539999999999,
      10285.679999999998,
      10714.25,
      11142.82,
      12857.1
    ],
    "referenceDuration": [
      812.4972916666666,
      812.4972916666668,
      405.355791666667,
      405.35579166666656,
      812.4972916666668,
      405.35579166666656,
      405.3557916666661,
      812.4972916666663,
      405.35579166666656,
      405.35579166666656,
      812.4972916666673,
      405.35579166666656,
      405.35579166666656,
      812.4972916666655,
      812.4972916666663,
      812.4972916666663,
      405.35579166666656,
      405.35579166666656,
      1626.780291666666,
      812.4972916666646
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67f5fb04e44001a42262e",
    "blockType": "instruction",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 121,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:45:34.311Z",
    "textContent": "Loch Lomond\n1/5",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/25_LochLomond_1.mid",
    "referenceKeys": [
      62,
      67,
      67,
      69,
      71
    ],
    "referenceTime": [
      0,
      1224.489,
      2448.978,
      3061.2225,
      3673.4669999999996
    ],
    "referenceDuration": [
      1160.71353125,
      1160.7135312500002,
      579.0812562500003,
      579.0812562500003,
      1160.71353125
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67f6bb04e44001a42262f",
    "blockType": "video",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 122,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:45:46.262Z",
    "textContent": "Spela tillsammans med videon.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/25_LochLomond_1.mid",
    "referenceKeys": [
      62,
      67,
      67,
      69,
      71
    ],
    "referenceTime": [
      0,
      1224.489,
      2448.978,
      3061.2225,
      3673.4669999999996
    ],
    "referenceDuration": [
      1160.71353125,
      1160.7135312500002,
      579.0812562500003,
      579.0812562500003,
      1160.71353125
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67f70b04e44001a422630",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 123,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:45:51.489Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/25_LochLomond_1.mid",
    "referenceKeys": [
      62,
      67,
      67,
      69,
      71
    ],
    "referenceTime": [
      0,
      1224.489,
      2448.978,
      3061.2225,
      3673.4669999999996
    ],
    "referenceDuration": [
      1160.71353125,
      1160.7135312500002,
      579.0812562500003,
      579.0812562500003,
      1160.71353125
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-30T19:45:47.248Z",
    "pressedKeys": [
      62,
      67,
      67,
      69,
      71
    ],
    "pressedTime": [
      0,
      1088,
      1749,
      2472,
      3229
    ],
    "pressedDuration": [
      530,
      353,
      674,
      68,
      1012
    ],
    "pressedvelocity": [
      37,
      70,
      91,
      70,
      64
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 48.27737631794285,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      1088,
      661,
      723,
      757
    ],
    "interOnsetIntervalsRelativeError": 30.4290401955428,
    "relativeInterOnsetIntervalsRelativeError": 20.898885103747308,
    "sequenceDuration": -2217,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67f72b04e44001a422631",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 124,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:45:53.383Z",
    "textContent": "Du har spelat melodin rätt 0 gånger av 3.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/25_LochLomond_1.mid",
    "referenceKeys": [
      62,
      67,
      67,
      69,
      71
    ],
    "referenceTime": [
      0,
      1224.489,
      2448.978,
      3061.2225,
      3673.4669999999996
    ],
    "referenceDuration": [
      1160.71353125,
      1160.7135312500002,
      579.0812562500003,
      579.0812562500003,
      1160.71353125
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67f7eb04e44001a422632",
    "blockType": "video",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 122,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:46:05.141Z",
    "textContent": "Spela tillsammans med videon.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/25_LochLomond_1.mid",
    "referenceKeys": [
      62,
      67,
      67,
      69,
      71
    ],
    "referenceTime": [
      0,
      1224.489,
      2448.978,
      3061.2225,
      3673.4669999999996
    ],
    "referenceDuration": [
      1160.71353125,
      1160.7135312500002,
      579.0812562500003,
      579.0812562500003,
      1160.71353125
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67f83b04e44001a422633",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 123,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:46:10.301Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/25_LochLomond_1.mid",
    "referenceKeys": [
      62,
      67,
      67,
      69,
      71
    ],
    "referenceTime": [
      0,
      1224.489,
      2448.978,
      3061.2225,
      3673.4669999999996
    ],
    "referenceDuration": [
      1160.71353125,
      1160.7135312500002,
      579.0812562500003,
      579.0812562500003,
      1160.71353125
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-30T19:46:06.013Z",
    "pressedKeys": [
      62,
      67,
      67,
      69,
      71
    ],
    "pressedTime": [
      0,
      1232,
      2094,
      2466,
      3289
    ],
    "pressedDuration": [
      539,
      523,
      304,
      1,
      999
    ],
    "pressedvelocity": [
      38,
      61,
      63,
      70,
      64
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 53.953433980270894,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      1232,
      862,
      372,
      823
    ],
    "interOnsetIntervalsRelativeError": 16.299878969921334,
    "relativeInterOnsetIntervalsRelativeError": 19.00577683186379,
    "sequenceDuration": -2290,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67f85b04e44001a422634",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 124,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:46:12.090Z",
    "textContent": "Du har spelat melodin rätt 1 gånger av 3.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/25_LochLomond_1.mid",
    "referenceKeys": [
      62,
      67,
      67,
      69,
      71
    ],
    "referenceTime": [
      0,
      1224.489,
      2448.978,
      3061.2225,
      3673.4669999999996
    ],
    "referenceDuration": [
      1160.71353125,
      1160.7135312500002,
      579.0812562500003,
      579.0812562500003,
      1160.71353125
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "2021-11-30T19:46:12.089Z",
    "pressedKeyboardKeys": [
      "s"
    ],
    "pressedKeyboardTime": [
      0
    ],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67f8ab04e44001a422635",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 123,
    "innerStepIndex": 0,
    "repetition": 3,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:46:17.512Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/25_LochLomond_1.mid",
    "referenceKeys": [
      62,
      67,
      67,
      69,
      71
    ],
    "referenceTime": [
      0,
      1224.489,
      2448.978,
      3061.2225,
      3673.4669999999996
    ],
    "referenceDuration": [
      1160.71353125,
      1160.7135312500002,
      579.0812562500003,
      579.0812562500003,
      1160.71353125
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-30T19:46:13.639Z",
    "pressedKeys": [
      62,
      67,
      67,
      69,
      71
    ],
    "pressedTime": [
      0,
      1001,
      1779,
      2034,
      2916
    ],
    "pressedDuration": [
      554,
      375,
      244,
      3,
      957
    ],
    "pressedvelocity": [
      47,
      63,
      64,
      75,
      61
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 58.9719936638867,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      1001,
      778,
      255,
      882
    ],
    "interOnsetIntervalsRelativeError": 48.86530217911309,
    "relativeInterOnsetIntervalsRelativeError": 29.74279835390947,
    "sequenceDuration": -1959,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67f8cb04e44001a422636",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 124,
    "innerStepIndex": 0,
    "repetition": 3,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:46:18.835Z",
    "textContent": "Du har spelat melodin rätt 1 gånger av 3.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/25_LochLomond_1.mid",
    "referenceKeys": [
      62,
      67,
      67,
      69,
      71
    ],
    "referenceTime": [
      0,
      1224.489,
      2448.978,
      3061.2225,
      3673.4669999999996
    ],
    "referenceDuration": [
      1160.71353125,
      1160.7135312500002,
      579.0812562500003,
      579.0812562500003,
      1160.71353125
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67f97b04e44001a422637",
    "blockType": "video",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 122,
    "innerStepIndex": 0,
    "repetition": 4,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:46:30.192Z",
    "textContent": "Spela tillsammans med videon.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/25_LochLomond_1.mid",
    "referenceKeys": [
      62,
      67,
      67,
      69,
      71
    ],
    "referenceTime": [
      0,
      1224.489,
      2448.978,
      3061.2225,
      3673.4669999999996
    ],
    "referenceDuration": [
      1160.71353125,
      1160.7135312500002,
      579.0812562500003,
      579.0812562500003,
      1160.71353125
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-30T19:46:23.297Z",
    "pressedKeys": [
      62,
      67,
      67,
      69,
      71
    ],
    "pressedTime": [
      0,
      966,
      2524,
      3133,
      4172
    ],
    "pressedDuration": [
      524,
      715,
      557,
      942,
      940
    ],
    "pressedvelocity": [
      38,
      56,
      39,
      80,
      40
    ],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67f9db04e44001a422638",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 123,
    "innerStepIndex": 0,
    "repetition": 4,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:46:36.258Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/25_LochLomond_1.mid",
    "referenceKeys": [
      62,
      67,
      67,
      69,
      71
    ],
    "referenceTime": [
      0,
      1224.489,
      2448.978,
      3061.2225,
      3673.4669999999996
    ],
    "referenceDuration": [
      1160.71353125,
      1160.7135312500002,
      579.0812562500003,
      579.0812562500003,
      1160.71353125
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-30T19:46:31.221Z",
    "pressedKeys": [
      62,
      67,
      67,
      69,
      71
    ],
    "pressedTime": [
      0,
      1516,
      2625,
      3211,
      3969
    ],
    "pressedDuration": [
      927,
      699,
      552,
      5,
      1067
    ],
    "pressedvelocity": [
      43,
      57,
      64,
      80,
      45
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 34.36013896743496,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      1516,
      1109,
      586,
      758
    ],
    "interOnsetIntervalsRelativeError": 3.4516867852630764,
    "relativeInterOnsetIntervalsRelativeError": 4.1912320483749035,
    "sequenceDuration": -2902,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67fa0b04e44001a422639",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 124,
    "innerStepIndex": 0,
    "repetition": 4,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:46:38.665Z",
    "textContent": "Du har spelat melodin rätt 2 gånger av 3.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/25_LochLomond_1.mid",
    "referenceKeys": [
      62,
      67,
      67,
      69,
      71
    ],
    "referenceTime": [
      0,
      1224.489,
      2448.978,
      3061.2225,
      3673.4669999999996
    ],
    "referenceDuration": [
      1160.71353125,
      1160.7135312500002,
      579.0812562500003,
      579.0812562500003,
      1160.71353125
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "2021-11-30T19:46:38.665Z",
    "pressedKeyboardKeys": [
      "s"
    ],
    "pressedKeyboardTime": [
      0
    ],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67fa7b04e44001a42263a",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 123,
    "innerStepIndex": 0,
    "repetition": 5,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:46:46.450Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/25_LochLomond_1.mid",
    "referenceKeys": [
      62,
      67,
      67,
      69,
      71
    ],
    "referenceTime": [
      0,
      1224.489,
      2448.978,
      3061.2225,
      3673.4669999999996
    ],
    "referenceDuration": [
      1160.71353125,
      1160.7135312500002,
      579.0812562500003,
      579.0812562500003,
      1160.71353125
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-30T19:46:39.837Z",
    "pressedKeys": [
      62,
      67,
      67,
      69,
      71
    ],
    "pressedTime": [
      0,
      2668,
      3948,
      4526,
      5349
    ],
    "pressedDuration": [
      819,
      635,
      545,
      818,
      1262
    ],
    "pressedvelocity": [
      34,
      43,
      61,
      60,
      30
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 26.120418752924845,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      2668,
      1280,
      578,
      823
    ],
    "interOnsetIntervalsRelativeError": 125.49359365416923,
    "relativeInterOnsetIntervalsRelativeError": 20.752944475602913,
    "sequenceDuration": -4087,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67fa9b04e44001a42263b",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 124,
    "innerStepIndex": 0,
    "repetition": 5,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:46:48.142Z",
    "textContent": "Du har spelat melodin rätt 2 gånger av 3.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/25_LochLomond_1.mid",
    "referenceKeys": [
      62,
      67,
      67,
      69,
      71
    ],
    "referenceTime": [
      0,
      1224.489,
      2448.978,
      3061.2225,
      3673.4669999999996
    ],
    "referenceDuration": [
      1160.71353125,
      1160.7135312500002,
      579.0812562500003,
      579.0812562500003,
      1160.71353125
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67fb5b04e44001a42263c",
    "blockType": "video",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 122,
    "innerStepIndex": 0,
    "repetition": 6,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:47:00.291Z",
    "textContent": "Spela tillsammans med videon.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/25_LochLomond_1.mid",
    "referenceKeys": [
      62,
      67,
      67,
      69,
      71
    ],
    "referenceTime": [
      0,
      1224.489,
      2448.978,
      3061.2225,
      3673.4669999999996
    ],
    "referenceDuration": [
      1160.71353125,
      1160.7135312500002,
      579.0812562500003,
      579.0812562500003,
      1160.71353125
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-30T19:46:53.499Z",
    "pressedKeys": [
      62,
      67,
      67,
      69,
      71
    ],
    "pressedTime": [
      0,
      981,
      2168,
      2830,
      3416
    ],
    "pressedDuration": [
      424,
      567,
      522,
      552,
      825
    ],
    "pressedvelocity": [
      16,
      51,
      59,
      56,
      61
    ],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67fbab04e44001a42263d",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 123,
    "innerStepIndex": 0,
    "repetition": 6,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:47:05.435Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/25_LochLomond_1.mid",
    "referenceKeys": [
      62,
      67,
      67,
      69,
      71
    ],
    "referenceTime": [
      0,
      1224.489,
      2448.978,
      3061.2225,
      3673.4669999999996
    ],
    "referenceDuration": [
      1160.71353125,
      1160.7135312500002,
      579.0812562500003,
      579.0812562500003,
      1160.71353125
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-30T19:47:01.185Z",
    "pressedKeys": [
      62,
      67,
      67,
      69,
      71
    ],
    "pressedTime": [
      0,
      1012,
      1941,
      2308,
      2967
    ],
    "pressedDuration": [
      562,
      492,
      345,
      655,
      1282
    ],
    "pressedvelocity": [
      46,
      61,
      58,
      64,
      59
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 34.635232827032134,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      1012,
      929,
      367,
      659
    ],
    "interOnsetIntervalsRelativeError": 30.837373794292976,
    "relativeInterOnsetIntervalsRelativeError": 9.762386248736101,
    "sequenceDuration": -1685,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67fbcb04e44001a42263e",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 124,
    "innerStepIndex": 0,
    "repetition": 6,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:47:07.120Z",
    "textContent": "Utmärkt! Du har nu klarat att spela den delen av melodin.\n\nNu ska du få lära dig nästa del.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/25_LochLomond_1.mid",
    "referenceKeys": [
      62,
      67,
      67,
      69,
      71
    ],
    "referenceTime": [
      0,
      1224.489,
      2448.978,
      3061.2225,
      3673.4669999999996
    ],
    "referenceDuration": [
      1160.71353125,
      1160.7135312500002,
      579.0812562500003,
      579.0812562500003,
      1160.71353125
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67fbeb04e44001a42263f",
    "blockType": "instruction",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 121,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:47:09.038Z",
    "textContent": "Loch Lomond\n2/5",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/25_LochLomond_2.mid",
    "referenceKeys": [
      69,
      67,
      69,
      69,
      67,
      64
    ],
    "referenceTime": [
      0,
      612.2445,
      1224.489,
      2448.978,
      3061.2225,
      3673.4669999999996
    ],
    "referenceDuration": [
      579.0812562499999,
      579.0812562499999,
      1160.7135312500002,
      579.0812562500003,
      579.0812562500003,
      1160.71353125
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "61a67fcbb04e44001a422640",
    "blockType": "video",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 122,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-30T19:47:22.356Z",
    "textContent": "Spela tillsammans med videon.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/25_LochLomond_2.mid",
    "referenceKeys": [
      69,
      67,
      69,
      69,
      67,
      64
    ],
    "referenceTime": [
      0,
      612.2445,
      1224.489,
      2448.978,
      3061.2225,
      3673.4669999999996
    ],
    "referenceDuration": [
      579.0812562499999,
      579.0812562499999,
      1160.7135312500002,
      579.0812562500003,
      579.0812562500003,
      1160.71353125
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  }
]
Tue Nov 30 2021 19:45:17 GMT+0000 (Coordinated Universal Time)
Tue Nov 30 2021 19:47:28 GMT+0000 (Coordinated Universal Time)
21
61a7eacbb04e44001a422643
614dbfb26e173e001465a4f2
60e2a576f652020013b85afa
614dbfb26e173e001465a4f3
60e2b251f652020013b860a1
default
0
twins experiment
Wed Dec 01 2021 21:36:11 GMT+0000 (Coordinated Universal Time)
week4-6
7
PN4
sweedish twins experiment
week 4-6
1
[
  {
    "isInTimeUp": false,
    "_id": "61a7ed2bb04e44001a42266e",
    "time": "2021-12-01T21:46:19.528Z",
    "nextLogLabel": "melody-3"
  }
]
*** LARGE PROPERTY ***
~141 KB
Preview:[{"startCount":1,"_id":"6
Click to fetch this property
Wed Dec 01 2021 21:36:11 GMT+0000 (Coordinated Universal Time)
Wed Dec 01 2021 21:46:19 GMT+0000 (Coordinated Universal Time)
43
61a7ed2bb04e44001a42266f
614dbfb26e173e001465a4f2
60e2a576f652020013b85afa
614dbfb26e173e001465a4f3
60e2b251f652020013b860a1
melody-3
0
twins experiment
Wed Dec 01 2021 21:46:19 GMT+0000 (Coordinated Universal Time)
week4-6
7
PN4
sweedish twins experiment
week 4-6
1
[
  {
    "isInTimeUp": true,
    "_id": "61a7f13db04e44001a4226d9",
    "time": "2021-12-01T22:03:41.468Z"
  }
]
*** LARGE PROPERTY ***
~272 KB
Preview:[{"startCount":1,"_id":"6
Click to fetch this property
Wed Dec 01 2021 21:46:19 GMT+0000 (Coordinated Universal Time)
Wed Dec 01 2021 22:03:41 GMT+0000 (Coordinated Universal Time)
106
61bbbe84bed3ba001a5954fe
614dbfb26e173e001465a4f2
60e2a576f652020013b85afa
614dbfb26e173e001465a4f3
60e2b251f652020013b860a1
default
0
twins experiment
Thu Dec 16 2021 22:32:37 GMT+0000 (Coordinated Universal Time)
week4-6
8
PN4
sweedish twins experiment
week 4-6
1
[
  {
    "isInTimeUp": false,
    "_id": "61bbc07abed3ba001a595513",
    "time": "2021-12-16T22:40:59.673Z",
    "nextLogLabel": "melody-2"
  }
]
*** LARGE PROPERTY ***
~170 KB
Preview:[{"startCount":5,"_id":"6
Click to fetch this property
Thu Dec 16 2021 22:32:36 GMT+0000 (Coordinated Universal Time)
Mon Dec 20 2021 22:40:37 GMT+0000 (Coordinated Universal Time)
34

Rename Collection

nodeMongoDb .

Tools

Collection Stats

Documents 9987
Total doc size 865.26 MB
Average doc size 88.72 KB
Pre-allocated size 171.32 MB
Indexes 1
Total index size 236 KB
Padding factor
Extents

Indexes

Name Columns Size Attributes Actions
_id_
_id   ASC
236 KB
 DEL