_id userId experimentId progressionId curriculumId logLabel completionCount curriculumTitle startTimestamp associativeId associativeIdOrdinalNumber username experimentGroup experimentName experimentVersion endTimestamp blocks createdAt updatedAt __v
6184f16e2eb017001a437ffe
614dc0c96e173e001465a504
60e2a576f652020013b85afa
614dc0ca6e173e001465a505
60e2b251f652020013b860a1
melody-19
0
twins experiment
Fri Nov 05 2021 08:54:54 GMT+0000 (Coordinated Universal Time)
week4-6
5
PN10
sweedish twins experiment
week 4-6
1
[
  {
    "isInTimeUp": false,
    "_id": "6184f16e2eb017001a438000",
    "time": "2021-11-05T08:54:54.799Z",
    "nextLogLabel": "default"
  }
]
Fri Nov 05 2021 08:55:10 GMT+0000 (Coordinated Universal Time)
Fri Nov 05 2021 08:55:10 GMT+0000 (Coordinated Universal Time)
0
6184f3b82eb017001a43801c
614dc0c96e173e001465a504
60e2a576f652020013b85afa
614dc0ca6e173e001465a505
60e2b251f652020013b860a1
melody-20
0
twins experiment
Fri Nov 05 2021 09:04:40 GMT+0000 (Coordinated Universal Time)
week4-6
5
PN10
sweedish twins experiment
week 4-6
1
[
  {
    "isInTimeUp": false,
    "_id": "6184f4ee2eb017001a438041",
    "time": "2021-11-05T09:09:50.894Z",
    "nextLogLabel": "melody-21"
  }
]
[
  {
    "startCount": 1,
    "_id": "6184f3cf2eb017001a43801e",
    "blockType": "cue",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 95,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:05:03.354Z",
    "textContent": "Tryck på mellanslagstangenten och lyssna på melodin.\n\n'Super Trooper'",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/20_SuperTrooper_0.mid",
    "referenceKeys": [
      74,
      74,
      72,
      72,
      71,
      69,
      71,
      72,
      71,
      69,
      72,
      72,
      71,
      71,
      69
    ],
    "referenceTime": [
      0,
      750.002,
      1500.004,
      2250.006,
      3000.008,
      3375.009,
      3750.0099999999998,
      4125.0109999999995,
      4500.012,
      5250.013999999999,
      6000.016,
      6750.018,
      7500.0199999999995,
      8250.021999999999,
      9000.024
    ],
    "referenceDuration": [
      710.9393958333333,
      710.9393958333333,
      710.9393958333333,
      710.939395833333,
      354.6884458333333,
      354.6884458333328,
      354.6884458333333,
      354.6884458333333,
      710.939395833333,
      710.9393958333338,
      710.939395833333,
      710.9393958333321,
      710.9393958333338,
      710.9393958333321,
      2848.445095833334
    ],
    "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": "6184f3d52eb017001a43801f",
    "blockType": "instruction",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 96,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:05:09.383Z",
    "textContent": "Super Trooper\n1/3",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/20_SuperTrooper_1.mid",
    "referenceKeys": [
      74,
      74,
      72,
      72,
      71,
      69,
      71,
      72,
      71,
      69
    ],
    "referenceTime": [
      0,
      952.38,
      1904.76,
      2857.1400000000003,
      3809.52,
      4285.71,
      4761.9,
      5238.09,
      5714.280000000001,
      6666.66
    ],
    "referenceDuration": [
      902.7768749999999,
      902.776875,
      902.7768749999998,
      902.7768749999998,
      450.3963749999995,
      450.3963749999995,
      450.3963750000004,
      450.3963750000004,
      902.7768749999998,
      902.7768749999998
    ],
    "referenceVelocity": [
      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": "6184f3e42eb017001a438020",
    "blockType": "video",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 97,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:05:24.325Z",
    "textContent": "Spela tillsammans med videon.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/20_SuperTrooper_1.mid",
    "referenceKeys": [
      74,
      74,
      72,
      72,
      71,
      69,
      71,
      72,
      71,
      69
    ],
    "referenceTime": [
      0,
      952.38,
      1904.76,
      2857.1400000000003,
      3809.52,
      4285.71,
      4761.9,
      5238.09,
      5714.280000000001,
      6666.66
    ],
    "referenceDuration": [
      902.7768749999999,
      902.776875,
      902.7768749999998,
      902.7768749999998,
      450.3963749999995,
      450.3963749999995,
      450.3963750000004,
      450.3963750000004,
      902.7768749999998,
      902.7768749999998
    ],
    "referenceVelocity": [
      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": "6184f4032eb017001a438021",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 98,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:05:56.140Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/20_SuperTrooper_1.mid",
    "referenceKeys": [
      74,
      74,
      72,
      72,
      71,
      69,
      71,
      72,
      71,
      69
    ],
    "referenceTime": [
      0,
      952.38,
      1904.76,
      2857.1400000000003,
      3809.52,
      4285.71,
      4761.9,
      5238.09,
      5714.280000000001,
      6666.66
    ],
    "referenceDuration": [
      902.7768749999999,
      902.776875,
      902.7768749999998,
      902.7768749999998,
      450.3963749999995,
      450.3963749999995,
      450.3963750000004,
      450.3963750000004,
      902.7768749999998,
      902.7768749999998
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-05T09:05:49.974Z",
    "pressedKeys": [
      74,
      74,
      72,
      72,
      71,
      69,
      71,
      72,
      74
    ],
    "pressedTime": [
      0,
      938,
      1824,
      2753,
      3827,
      4420,
      4958,
      5581,
      6162
    ],
    "pressedDuration": [
      596,
      670,
      722,
      687,
      16,
      49,
      41
    ],
    "pressedvelocity": [
      64,
      80,
      91,
      80,
      91,
      80,
      80,
      75,
      70
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 80,
    "durationsRelativeError": null,
    "levenshteinDistance": 2,
    "interOnsetInterval": [
      938,
      886,
      929,
      1074,
      593,
      538,
      623,
      581
    ],
    "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": "6184f4102eb017001a438022",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 99,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:06:08.868Z",
    "textContent": "Du har spelat melodin rätt 0 gånger av 3.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/20_SuperTrooper_1.mid",
    "referenceKeys": [
      74,
      74,
      72,
      72,
      71,
      69,
      71,
      72,
      71,
      69
    ],
    "referenceTime": [
      0,
      952.38,
      1904.76,
      2857.1400000000003,
      3809.52,
      4285.71,
      4761.9,
      5238.09,
      5714.280000000001,
      6666.66
    ],
    "referenceDuration": [
      902.7768749999999,
      902.776875,
      902.7768749999998,
      902.7768749999998,
      450.3963749999995,
      450.3963749999995,
      450.3963750000004,
      450.3963750000004,
      902.7768749999998,
      902.7768749999998
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-05T09:05:58.546Z",
    "pressedKeys": [
      71
    ],
    "pressedTime": [
      0
    ],
    "pressedDuration": [
      null,
      49,
      977
    ],
    "pressedvelocity": [
      75
    ],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "6184f41f2eb017001a438023",
    "blockType": "video",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 97,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:06:23.370Z",
    "textContent": "Spela tillsammans med videon.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/20_SuperTrooper_1.mid",
    "referenceKeys": [
      74,
      74,
      72,
      72,
      71,
      69,
      71,
      72,
      71,
      69
    ],
    "referenceTime": [
      0,
      952.38,
      1904.76,
      2857.1400000000003,
      3809.52,
      4285.71,
      4761.9,
      5238.09,
      5714.280000000001,
      6666.66
    ],
    "referenceDuration": [
      902.7768749999999,
      902.776875,
      902.7768749999998,
      902.7768749999998,
      450.3963749999995,
      450.3963749999995,
      450.3963750000004,
      450.3963750000004,
      902.7768749999998,
      902.7768749999998
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-05T09:06:13.310Z",
    "pressedKeys": [
      74,
      74,
      72,
      72,
      71,
      69,
      71,
      72,
      71,
      69
    ],
    "pressedTime": [
      0,
      862,
      1800,
      2707,
      3713,
      4212,
      4671,
      5132,
      5640,
      6518
    ],
    "pressedDuration": [
      559,
      718,
      600,
      12,
      494,
      421,
      34,
      48,
      25,
      1302
    ],
    "pressedvelocity": [
      91,
      80,
      75,
      63,
      64,
      61,
      62,
      63,
      75,
      64
    ],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "6184f43d2eb017001a438024",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 98,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:06:53.471Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/20_SuperTrooper_1.mid",
    "referenceKeys": [
      74,
      74,
      72,
      72,
      71,
      69,
      71,
      72,
      71,
      69
    ],
    "referenceTime": [
      0,
      952.38,
      1904.76,
      2857.1400000000003,
      3809.52,
      4285.71,
      4761.9,
      5238.09,
      5714.280000000001,
      6666.66
    ],
    "referenceDuration": [
      902.7768749999999,
      902.776875,
      902.7768749999998,
      902.7768749999998,
      450.3963749999995,
      450.3963749999995,
      450.3963750000004,
      450.3963750000004,
      902.7768749999998,
      902.7768749999998
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-05T09:06:45.252Z",
    "pressedKeys": [
      74,
      74,
      72,
      72,
      71,
      69,
      71,
      72,
      71,
      69
    ],
    "pressedTime": [
      0,
      931,
      2003,
      3009,
      4013,
      4518,
      4983,
      5487,
      5986,
      6948
    ],
    "pressedDuration": [
      627,
      896,
      781,
      64,
      65,
      24,
      29,
      25,
      15,
      1265
    ],
    "pressedvelocity": [
      96,
      96,
      101,
      96,
      70,
      64,
      64,
      85,
      91,
      70
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 64.44100646743817,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      931,
      1072,
      1006,
      1004,
      505,
      465,
      504,
      499,
      962
    ],
    "interOnsetIntervalsRelativeError": 0,
    "relativeInterOnsetIntervalsRelativeError": 0,
    "sequenceDuration": -5683,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "6184f43f2eb017001a438025",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 99,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:06:55.343Z",
    "textContent": "Du har spelat melodin rätt 1 gånger av 3.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/20_SuperTrooper_1.mid",
    "referenceKeys": [
      74,
      74,
      72,
      72,
      71,
      69,
      71,
      72,
      71,
      69
    ],
    "referenceTime": [
      0,
      952.38,
      1904.76,
      2857.1400000000003,
      3809.52,
      4285.71,
      4761.9,
      5238.09,
      5714.280000000001,
      6666.66
    ],
    "referenceDuration": [
      902.7768749999999,
      902.776875,
      902.7768749999998,
      902.7768749999998,
      450.3963749999995,
      450.3963749999995,
      450.3963750000004,
      450.3963750000004,
      902.7768749999998,
      902.7768749999998
    ],
    "referenceVelocity": [
      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": "6184f4492eb017001a438026",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 98,
    "innerStepIndex": 0,
    "repetition": 3,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:07:05.701Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/20_SuperTrooper_1.mid",
    "referenceKeys": [
      74,
      74,
      72,
      72,
      71,
      69,
      71,
      72,
      71,
      69
    ],
    "referenceTime": [
      0,
      952.38,
      1904.76,
      2857.1400000000003,
      3809.52,
      4285.71,
      4761.9,
      5238.09,
      5714.280000000001,
      6666.66
    ],
    "referenceDuration": [
      902.7768749999999,
      902.776875,
      902.7768749999998,
      902.7768749999998,
      450.3963749999995,
      450.3963749999995,
      450.3963750000004,
      450.3963750000004,
      902.7768749999998,
      902.7768749999998
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-05T09:06:57.665Z",
    "pressedKeys": [
      74,
      74,
      72,
      72,
      71,
      69,
      71,
      72,
      71,
      69
    ],
    "pressedTime": [
      0,
      992,
      1974,
      2960,
      3983,
      4444,
      4915,
      5373,
      5854,
      6858
    ],
    "pressedDuration": [
      684,
      747,
      799,
      12,
      30,
      9,
      31,
      28,
      994,
      1175
    ],
    "pressedvelocity": [
      96,
      91,
      75,
      80,
      85,
      63,
      63,
      75,
      85,
      70
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 57.01552260007021,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      992,
      982,
      986,
      1023,
      461,
      471,
      458,
      481,
      1004
    ],
    "interOnsetIntervalsRelativeError": 0,
    "relativeInterOnsetIntervalsRelativeError": 0,
    "sequenceDuration": -5683,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "6184f44a2eb017001a438027",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 99,
    "innerStepIndex": 0,
    "repetition": 3,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:07:07.045Z",
    "textContent": "Du har spelat melodin rätt 2 gånger av 3.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/20_SuperTrooper_1.mid",
    "referenceKeys": [
      74,
      74,
      72,
      72,
      71,
      69,
      71,
      72,
      71,
      69
    ],
    "referenceTime": [
      0,
      952.38,
      1904.76,
      2857.1400000000003,
      3809.52,
      4285.71,
      4761.9,
      5238.09,
      5714.280000000001,
      6666.66
    ],
    "referenceDuration": [
      902.7768749999999,
      902.776875,
      902.7768749999998,
      902.7768749999998,
      450.3963749999995,
      450.3963749999995,
      450.3963750000004,
      450.3963750000004,
      902.7768749999998,
      902.7768749999998
    ],
    "referenceVelocity": [
      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": "6184f4542eb017001a438028",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 98,
    "innerStepIndex": 0,
    "repetition": 4,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:07:16.770Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/20_SuperTrooper_1.mid",
    "referenceKeys": [
      74,
      74,
      72,
      72,
      71,
      69,
      71,
      72,
      71,
      69
    ],
    "referenceTime": [
      0,
      952.38,
      1904.76,
      2857.1400000000003,
      3809.52,
      4285.71,
      4761.9,
      5238.09,
      5714.280000000001,
      6666.66
    ],
    "referenceDuration": [
      902.7768749999999,
      902.776875,
      902.7768749999998,
      902.7768749999998,
      450.3963749999995,
      450.3963749999995,
      450.3963750000004,
      450.3963750000004,
      902.7768749999998,
      902.7768749999998
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-05T09:07:08.720Z",
    "pressedKeys": [
      74,
      74,
      72,
      72,
      71,
      69,
      71,
      72,
      71,
      69
    ],
    "pressedTime": [
      0,
      1039,
      2044,
      3073,
      4179,
      4625,
      5107,
      5579,
      6071,
      7043
    ],
    "pressedDuration": [
      789,
      16,
      728,
      785,
      5,
      6,
      18,
      487,
      13,
      1005
    ],
    "pressedvelocity": [
      101,
      85,
      75,
      80,
      85,
      61,
      64,
      64,
      63,
      58
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 55.48080605349327,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      1039,
      1005,
      1029,
      1106,
      446,
      482,
      472,
      492,
      972
    ],
    "interOnsetIntervalsRelativeError": 0,
    "relativeInterOnsetIntervalsRelativeError": 0.1493997191853223,
    "sequenceDuration": -6038,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "6184f4552eb017001a438029",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 99,
    "innerStepIndex": 0,
    "repetition": 4,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:07:18.091Z",
    "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/20_SuperTrooper_1.mid",
    "referenceKeys": [
      74,
      74,
      72,
      72,
      71,
      69,
      71,
      72,
      71,
      69
    ],
    "referenceTime": [
      0,
      952.38,
      1904.76,
      2857.1400000000003,
      3809.52,
      4285.71,
      4761.9,
      5238.09,
      5714.280000000001,
      6666.66
    ],
    "referenceDuration": [
      902.7768749999999,
      902.776875,
      902.7768749999998,
      902.7768749999998,
      450.3963749999995,
      450.3963749999995,
      450.3963750000004,
      450.3963750000004,
      902.7768749999998,
      902.7768749999998
    ],
    "referenceVelocity": [
      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": "6184f4592eb017001a43802a",
    "blockType": "instruction",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 96,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:07:21.990Z",
    "textContent": "Super Trooper\n2/3",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/20_SuperTrooper_2.mid",
    "referenceKeys": [
      72,
      72,
      71,
      71,
      69
    ],
    "referenceTime": [
      0,
      952.38,
      1904.76,
      2857.1400000000003,
      3809.52
    ],
    "referenceDuration": [
      902.7768749999999,
      902.776875,
      902.7768749999998,
      902.7768749999998,
      3617.059875
    ],
    "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": "6184f4692eb017001a43802b",
    "blockType": "video",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 97,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:07:37.374Z",
    "textContent": "Spela tillsammans med videon.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/20_SuperTrooper_2.mid",
    "referenceKeys": [
      72,
      72,
      71,
      71,
      69
    ],
    "referenceTime": [
      0,
      952.38,
      1904.76,
      2857.1400000000003,
      3809.52
    ],
    "referenceDuration": [
      902.7768749999999,
      902.776875,
      902.7768749999998,
      902.7768749999998,
      3617.059875
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-05T09:07:35.476Z",
    "pressedKeys": [
      72,
      72,
      71
    ],
    "pressedTime": [
      0,
      956,
      1857
    ],
    "pressedDuration": [
      659,
      706
    ],
    "pressedvelocity": [
      91,
      101,
      96
    ],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "6184f4692eb017001a43802c",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 98,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:07:38.254Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/20_SuperTrooper_2.mid",
    "referenceKeys": [
      72,
      72,
      71,
      71,
      69
    ],
    "referenceTime": [
      0,
      952.38,
      1904.76,
      2857.1400000000003,
      3809.52
    ],
    "referenceDuration": [
      902.7768749999999,
      902.776875,
      902.7768749999998,
      902.7768749999998,
      3617.059875
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-05T09:07:38.249Z",
    "pressedKeys": [
      71
    ],
    "pressedTime": [
      0
    ],
    "pressedDuration": [
      null
    ],
    "pressedvelocity": [
      96
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 20,
    "durationsRelativeError": null,
    "levenshteinDistance": 4,
    "interOnsetInterval": [],
    "interOnsetIntervalsRelativeError": null,
    "relativeInterOnsetIntervalsRelativeError": null,
    "sequenceDuration": 0,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "6184f46d2eb017001a43802d",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 99,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:07:41.540Z",
    "textContent": "Du har spelat melodin rätt 0 gånger av 3.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/20_SuperTrooper_2.mid",
    "referenceKeys": [
      72,
      72,
      71,
      71,
      69
    ],
    "referenceTime": [
      0,
      952.38,
      1904.76,
      2857.1400000000003,
      3809.52
    ],
    "referenceDuration": [
      902.7768749999999,
      902.776875,
      902.7768749999998,
      902.7768749999998,
      3617.059875
    ],
    "referenceVelocity": [
      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": "6184f4732eb017001a43802e",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 98,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:07:48.167Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/20_SuperTrooper_2.mid",
    "referenceKeys": [
      72,
      72,
      71,
      71,
      69
    ],
    "referenceTime": [
      0,
      952.38,
      1904.76,
      2857.1400000000003,
      3809.52
    ],
    "referenceDuration": [
      902.7768749999999,
      902.776875,
      902.7768749999998,
      902.7768749999998,
      3617.059875
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-05T09:07:42.529Z",
    "pressedKeys": [
      72,
      72,
      71,
      71,
      69
    ],
    "pressedTime": [
      0,
      923,
      1824,
      2761,
      3687
    ],
    "pressedDuration": [
      523,
      656,
      571,
      915,
      1948
    ],
    "pressedvelocity": [
      106,
      96,
      91,
      91,
      91
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 30.730340788149142,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      923,
      901,
      937,
      926
    ],
    "interOnsetIntervalsRelativeError": 0,
    "relativeInterOnsetIntervalsRelativeError": 0,
    "sequenceDuration": -1739,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "6184f47c2eb017001a43802f",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 99,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:07:56.966Z",
    "textContent": "Du har spelat melodin rätt 1 gånger av 3.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/20_SuperTrooper_2.mid",
    "referenceKeys": [
      72,
      72,
      71,
      71,
      69
    ],
    "referenceTime": [
      0,
      952.38,
      1904.76,
      2857.1400000000003,
      3809.52
    ],
    "referenceDuration": [
      902.7768749999999,
      902.776875,
      902.7768749999998,
      902.7768749999998,
      3617.059875
    ],
    "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": "6184f4812eb017001a438030",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 98,
    "innerStepIndex": 0,
    "repetition": 3,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:08:01.810Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/20_SuperTrooper_2.mid",
    "referenceKeys": [
      72,
      72,
      71,
      71,
      69
    ],
    "referenceTime": [
      0,
      952.38,
      1904.76,
      2857.1400000000003,
      3809.52
    ],
    "referenceDuration": [
      902.7768749999999,
      902.776875,
      902.7768749999998,
      902.7768749999998,
      3617.059875
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-05T09:07:57.961Z",
    "pressedKeys": [
      72,
      72,
      71,
      71,
      69
    ],
    "pressedTime": [
      0,
      910,
      1833,
      2726,
      3717
    ],
    "pressedDuration": [
      602,
      705,
      589,
      926,
      130
    ],
    "pressedvelocity": [
      112,
      101,
      106,
      101,
      106
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 37.79193188282179,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      910,
      923,
      893,
      991
    ],
    "interOnsetIntervalsRelativeError": 0,
    "relativeInterOnsetIntervalsRelativeError": 0,
    "sequenceDuration": -3587,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "6184f4832eb017001a438031",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 99,
    "innerStepIndex": 0,
    "repetition": 3,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:08:03.795Z",
    "textContent": "Du har spelat melodin rätt 2 gånger av 3.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/20_SuperTrooper_2.mid",
    "referenceKeys": [
      72,
      72,
      71,
      71,
      69
    ],
    "referenceTime": [
      0,
      952.38,
      1904.76,
      2857.1400000000003,
      3809.52
    ],
    "referenceDuration": [
      902.7768749999999,
      902.776875,
      902.7768749999998,
      902.7768749999998,
      3617.059875
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-05T09:08:01.951Z",
    "pressedKeys": [
      69
    ],
    "pressedTime": [
      0
    ],
    "pressedDuration": [
      589
    ],
    "pressedvelocity": [
      60
    ],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "6184f48a2eb017001a438032",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 98,
    "innerStepIndex": 0,
    "repetition": 4,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:08:11.154Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/20_SuperTrooper_2.mid",
    "referenceKeys": [
      72,
      72,
      71,
      71,
      69
    ],
    "referenceTime": [
      0,
      952.38,
      1904.76,
      2857.1400000000003,
      3809.52
    ],
    "referenceDuration": [
      902.7768749999999,
      902.776875,
      902.7768749999998,
      902.7768749999998,
      3617.059875
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-05T09:08:05.858Z",
    "pressedKeys": [
      72,
      72,
      71,
      71,
      69
    ],
    "pressedTime": [
      0,
      896,
      1798,
      2721,
      3591
    ],
    "pressedDuration": [
      627,
      721,
      655,
      7,
      1703
    ],
    "pressedvelocity": [
      91,
      85,
      91,
      91,
      91
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 46.05423695258708,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      896,
      902,
      923,
      870
    ],
    "interOnsetIntervalsRelativeError": 0,
    "relativeInterOnsetIntervalsRelativeError": 0,
    "sequenceDuration": -1888,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "6184f48c2eb017001a438033",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 99,
    "innerStepIndex": 0,
    "repetition": 4,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:08:12.596Z",
    "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/20_SuperTrooper_2.mid",
    "referenceKeys": [
      72,
      72,
      71,
      71,
      69
    ],
    "referenceTime": [
      0,
      952.38,
      1904.76,
      2857.1400000000003,
      3809.52
    ],
    "referenceDuration": [
      902.7768749999999,
      902.776875,
      902.7768749999998,
      902.7768749999998,
      3617.059875
    ],
    "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": "6184f48d2eb017001a438034",
    "blockType": "instruction",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 96,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:08:13.532Z",
    "textContent": "Super Trooper\n3/3",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/20_SuperTrooper_3.mid",
    "referenceKeys": [
      74,
      74,
      72,
      72,
      71,
      69,
      71,
      72,
      71,
      69,
      72,
      72,
      71,
      71,
      69
    ],
    "referenceTime": [
      0,
      952.38,
      1904.76,
      2857.1400000000003,
      3809.52,
      4285.71,
      4761.9,
      5238.09,
      5714.280000000001,
      6666.66,
      7619.04,
      8571.42,
      9523.8,
      10476.18,
      11428.560000000001
    ],
    "referenceDuration": [
      902.7768749999999,
      902.776875,
      902.7768749999998,
      902.7768749999998,
      450.3963749999995,
      450.3963749999995,
      450.3963750000004,
      450.3963750000004,
      902.7768749999998,
      902.7768749999998,
      902.7768749999989,
      902.7768749999989,
      902.7768750000007,
      902.7768750000007,
      3617.059875000001
    ],
    "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": "6184f4a32eb017001a438035",
    "blockType": "video",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 97,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:08:36.014Z",
    "textContent": "Spela tillsammans med videon.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/20_SuperTrooper_3.mid",
    "referenceKeys": [
      74,
      74,
      72,
      72,
      71,
      69,
      71,
      72,
      71,
      69,
      72,
      72,
      71,
      71,
      69
    ],
    "referenceTime": [
      0,
      952.38,
      1904.76,
      2857.1400000000003,
      3809.52,
      4285.71,
      4761.9,
      5238.09,
      5714.280000000001,
      6666.66,
      7619.04,
      8571.42,
      9523.8,
      10476.18,
      11428.560000000001
    ],
    "referenceDuration": [
      902.7768749999999,
      902.776875,
      902.7768749999998,
      902.7768749999998,
      450.3963749999995,
      450.3963749999995,
      450.3963750000004,
      450.3963750000004,
      902.7768749999998,
      902.7768749999998,
      902.7768749999989,
      902.7768749999989,
      902.7768750000007,
      902.7768750000007,
      3617.059875000001
    ],
    "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": "2021-11-05T09:08:18.832Z",
    "pressedKeys": [
      74,
      74,
      72,
      72,
      71,
      69,
      71,
      72,
      71,
      69,
      72,
      72,
      71,
      71,
      69
    ],
    "pressedTime": [
      0,
      901,
      1875,
      2841,
      3750,
      4251,
      4696,
      5127,
      5615,
      6544,
      7511,
      8424,
      9324,
      10234,
      11187
    ],
    "pressedDuration": [
      563,
      800,
      750,
      39,
      45,
      433,
      32,
      12,
      38,
      8,
      734,
      35,
      674,
      1,
      3290
    ],
    "pressedvelocity": [
      96,
      96,
      96,
      85,
      70,
      63,
      61,
      63,
      85,
      64,
      91,
      85,
      91,
      85,
      63
    ],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "6184f4aa2eb017001a438036",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 98,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:08:42.571Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/20_SuperTrooper_3.mid",
    "referenceKeys": [
      74,
      74,
      72,
      72,
      71,
      69,
      71,
      72,
      71,
      69,
      72,
      72,
      71,
      71,
      69
    ],
    "referenceTime": [
      0,
      952.38,
      1904.76,
      2857.1400000000003,
      3809.52,
      4285.71,
      4761.9,
      5238.09,
      5714.280000000001,
      6666.66,
      7619.04,
      8571.42,
      9523.8,
      10476.18,
      11428.560000000001
    ],
    "referenceDuration": [
      902.7768749999999,
      902.776875,
      902.7768749999998,
      902.7768749999998,
      450.3963749999995,
      450.3963749999995,
      450.3963750000004,
      450.3963750000004,
      902.7768749999998,
      902.7768749999998,
      902.7768749999989,
      902.7768749999989,
      902.7768750000007,
      902.7768750000007,
      3617.059875000001
    ],
    "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": "2021-11-05T09:08:38.303Z",
    "pressedKeys": [
      74,
      74,
      72,
      72,
      71,
      72
    ],
    "pressedTime": [
      0,
      954,
      1903,
      2842,
      3785,
      4265
    ],
    "pressedDuration": [
      578,
      920,
      744,
      940
    ],
    "pressedvelocity": [
      80,
      80,
      80,
      91,
      85,
      75
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 40,
    "durationsRelativeError": null,
    "levenshteinDistance": 9,
    "interOnsetInterval": [
      954,
      949,
      939,
      943,
      480
    ],
    "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": "6184f4b62eb017001a438037",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 99,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:08:54.361Z",
    "textContent": "Du har spelat melodin rätt 0 gånger av 3.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/20_SuperTrooper_3.mid",
    "referenceKeys": [
      74,
      74,
      72,
      72,
      71,
      69,
      71,
      72,
      71,
      69,
      72,
      72,
      71,
      71,
      69
    ],
    "referenceTime": [
      0,
      952.38,
      1904.76,
      2857.1400000000003,
      3809.52,
      4285.71,
      4761.9,
      5238.09,
      5714.280000000001,
      6666.66,
      7619.04,
      8571.42,
      9523.8,
      10476.18,
      11428.560000000001
    ],
    "referenceDuration": [
      902.7768749999999,
      902.776875,
      902.7768749999998,
      902.7768749999998,
      450.3963749999995,
      450.3963749999995,
      450.3963750000004,
      450.3963750000004,
      902.7768749999998,
      902.7768749999998,
      902.7768749999989,
      902.7768749999989,
      902.7768750000007,
      902.7768750000007,
      3617.059875000001
    ],
    "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": "2021-11-05T09:08:44.418Z",
    "pressedKeys": [
      72,
      74,
      74,
      72,
      72,
      71,
      69,
      71,
      72,
      71,
      69,
      72,
      72,
      71,
      71,
      69
    ],
    "pressedTime": [
      0,
      613,
      1105,
      1577,
      2104,
      4249,
      4639,
      4984,
      5305,
      5626,
      6264,
      7008,
      7618,
      8147,
      8634,
      9006
    ],
    "pressedDuration": [
      null,
      null,
      271,
      207,
      267,
      251,
      18,
      17,
      337,
      25,
      42,
      133,
      26,
      397,
      34,
      271,
      33,
      164
    ],
    "pressedvelocity": [
      85,
      57,
      64,
      62,
      64,
      85,
      63,
      64,
      70,
      80,
      60,
      85,
      85,
      91,
      91,
      75
    ],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "6184f4bb2eb017001a438038",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 98,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:09:00.168Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/20_SuperTrooper_3.mid",
    "referenceKeys": [
      74,
      74,
      72,
      72,
      71,
      69,
      71,
      72,
      71,
      69,
      72,
      72,
      71,
      71,
      69
    ],
    "referenceTime": [
      0,
      952.38,
      1904.76,
      2857.1400000000003,
      3809.52,
      4285.71,
      4761.9,
      5238.09,
      5714.280000000001,
      6666.66,
      7619.04,
      8571.42,
      9523.8,
      10476.18,
      11428.560000000001
    ],
    "referenceDuration": [
      902.7768749999999,
      902.776875,
      902.7768749999998,
      902.7768749999998,
      450.3963749999995,
      450.3963749999995,
      450.3963750000004,
      450.3963750000004,
      902.7768749999998,
      902.7768749999998,
      902.7768749999989,
      902.7768749999989,
      902.7768750000007,
      902.7768750000007,
      3617.059875000001
    ],
    "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": "2021-11-05T09:08:55.781Z",
    "pressedKeys": [
      74,
      74,
      72,
      72,
      71,
      72
    ],
    "pressedTime": [
      0,
      946,
      1868,
      2830,
      3897,
      4382
    ],
    "pressedDuration": [
      555,
      607,
      617,
      34
    ],
    "pressedvelocity": [
      85,
      85,
      101,
      96,
      91,
      91
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 40,
    "durationsRelativeError": null,
    "levenshteinDistance": 9,
    "interOnsetInterval": [
      946,
      922,
      962,
      1067,
      485
    ],
    "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": "6184f4bf2eb017001a438039",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 99,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:09:03.822Z",
    "textContent": "Du har spelat melodin rätt 0 gånger av 3.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/20_SuperTrooper_3.mid",
    "referenceKeys": [
      74,
      74,
      72,
      72,
      71,
      69,
      71,
      72,
      71,
      69,
      72,
      72,
      71,
      71,
      69
    ],
    "referenceTime": [
      0,
      952.38,
      1904.76,
      2857.1400000000003,
      3809.52,
      4285.71,
      4761.9,
      5238.09,
      5714.280000000001,
      6666.66,
      7619.04,
      8571.42,
      9523.8,
      10476.18,
      11428.560000000001
    ],
    "referenceDuration": [
      902.7768749999999,
      902.776875,
      902.7768749999998,
      902.7768749999998,
      450.3963749999995,
      450.3963749999995,
      450.3963750000004,
      450.3963750000004,
      902.7768749999998,
      902.7768749999998,
      902.7768749999989,
      902.7768749999989,
      902.7768750000007,
      902.7768750000007,
      3617.059875000001
    ],
    "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": "2021-11-05T09:09:01.418Z",
    "pressedKeys": [
      71,
      69,
      71,
      72
    ],
    "pressedTime": [
      0,
      790,
      1228,
      1532
    ],
    "pressedDuration": [
      null,
      null,
      14,
      430,
      18,
      113
    ],
    "pressedvelocity": [
      85,
      70,
      70,
      96
    ],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "6184f4ce2eb017001a43803a",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 98,
    "innerStepIndex": 0,
    "repetition": 3,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:09:18.457Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/20_SuperTrooper_3.mid",
    "referenceKeys": [
      74,
      74,
      72,
      72,
      71,
      69,
      71,
      72,
      71,
      69,
      72,
      72,
      71,
      71,
      69
    ],
    "referenceTime": [
      0,
      952.38,
      1904.76,
      2857.1400000000003,
      3809.52,
      4285.71,
      4761.9,
      5238.09,
      5714.280000000001,
      6666.66,
      7619.04,
      8571.42,
      9523.8,
      10476.18,
      11428.560000000001
    ],
    "referenceDuration": [
      902.7768749999999,
      902.776875,
      902.7768749999998,
      902.7768749999998,
      450.3963749999995,
      450.3963749999995,
      450.3963750000004,
      450.3963750000004,
      902.7768749999998,
      902.7768749999998,
      902.7768749999989,
      902.7768749999989,
      902.7768750000007,
      902.7768750000007,
      3617.059875000001
    ],
    "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": "2021-11-05T09:09:05.099Z",
    "pressedKeys": [
      74,
      74,
      72,
      72,
      71,
      69,
      71,
      72,
      71,
      69,
      72,
      72,
      71,
      71,
      69
    ],
    "pressedTime": [
      0,
      926,
      1866,
      2882,
      3895,
      4346,
      4792,
      5254,
      5765,
      6688,
      7666,
      8642,
      9556,
      10469,
      11393
    ],
    "pressedDuration": [
      626,
      678,
      757,
      6,
      38,
      438,
      36,
      27,
      85,
      19,
      742,
      24,
      679,
      6,
      1962
    ],
    "pressedvelocity": [
      101,
      101,
      96,
      96,
      91,
      70,
      64,
      85,
      91,
      64,
      96,
      96,
      91,
      91,
      80
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 61.6585418674133,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      926,
      940,
      1016,
      1013,
      451,
      446,
      462,
      511,
      923,
      978,
      976,
      914,
      913,
      924
    ],
    "interOnsetIntervalsRelativeError": 0,
    "relativeInterOnsetIntervalsRelativeError": 0,
    "sequenceDuration": -9431,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "6184f4cf2eb017001a43803b",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 99,
    "innerStepIndex": 0,
    "repetition": 3,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:09:19.803Z",
    "textContent": "Du har spelat melodin rätt 1 gånger av 3.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/20_SuperTrooper_3.mid",
    "referenceKeys": [
      74,
      74,
      72,
      72,
      71,
      69,
      71,
      72,
      71,
      69,
      72,
      72,
      71,
      71,
      69
    ],
    "referenceTime": [
      0,
      952.38,
      1904.76,
      2857.1400000000003,
      3809.52,
      4285.71,
      4761.9,
      5238.09,
      5714.280000000001,
      6666.66,
      7619.04,
      8571.42,
      9523.8,
      10476.18,
      11428.560000000001
    ],
    "referenceDuration": [
      902.7768749999999,
      902.776875,
      902.7768749999998,
      902.7768749999998,
      450.3963749999995,
      450.3963749999995,
      450.3963750000004,
      450.3963750000004,
      902.7768749999998,
      902.7768749999998,
      902.7768749999989,
      902.7768749999989,
      902.7768750000007,
      902.7768750000007,
      3617.059875000001
    ],
    "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": "6184f4dd2eb017001a43803c",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 98,
    "innerStepIndex": 0,
    "repetition": 4,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:09:33.995Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/20_SuperTrooper_3.mid",
    "referenceKeys": [
      74,
      74,
      72,
      72,
      71,
      69,
      71,
      72,
      71,
      69,
      72,
      72,
      71,
      71,
      69
    ],
    "referenceTime": [
      0,
      952.38,
      1904.76,
      2857.1400000000003,
      3809.52,
      4285.71,
      4761.9,
      5238.09,
      5714.280000000001,
      6666.66,
      7619.04,
      8571.42,
      9523.8,
      10476.18,
      11428.560000000001
    ],
    "referenceDuration": [
      902.7768749999999,
      902.776875,
      902.7768749999998,
      902.7768749999998,
      450.3963749999995,
      450.3963749999995,
      450.3963750000004,
      450.3963750000004,
      902.7768749999998,
      902.7768749999998,
      902.7768749999989,
      902.7768749999989,
      902.7768750000007,
      902.7768750000007,
      3617.059875000001
    ],
    "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": "2021-11-05T09:09:20.959Z",
    "pressedKeys": [
      74,
      74,
      72,
      72,
      71,
      69,
      71,
      72,
      71,
      69,
      72,
      72,
      71,
      71,
      69
    ],
    "pressedTime": [
      0,
      947,
      1944,
      2941,
      3936,
      4390,
      4828,
      5314,
      5816,
      6728,
      7640,
      8594,
      9499,
      10450,
      11369
    ],
    "pressedDuration": [
      698,
      964,
      703,
      19,
      30,
      415,
      14,
      20,
      50,
      17,
      710,
      903,
      691,
      914,
      1664
    ],
    "pressedvelocity": [
      96,
      96,
      91,
      96,
      85,
      63,
      63,
      80,
      85,
      61,
      91,
      75,
      91,
      85,
      70
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 49.05284655701084,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      947,
      997,
      997,
      995,
      454,
      438,
      486,
      502,
      912,
      912,
      954,
      905,
      951,
      919
    ],
    "interOnsetIntervalsRelativeError": 0,
    "relativeInterOnsetIntervalsRelativeError": 0,
    "sequenceDuration": -9705,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "6184f4de2eb017001a43803d",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 99,
    "innerStepIndex": 0,
    "repetition": 4,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:09:34.940Z",
    "textContent": "Du har spelat melodin rätt 2 gånger av 3.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/20_SuperTrooper_3.mid",
    "referenceKeys": [
      74,
      74,
      72,
      72,
      71,
      69,
      71,
      72,
      71,
      69,
      72,
      72,
      71,
      71,
      69
    ],
    "referenceTime": [
      0,
      952.38,
      1904.76,
      2857.1400000000003,
      3809.52,
      4285.71,
      4761.9,
      5238.09,
      5714.280000000001,
      6666.66,
      7619.04,
      8571.42,
      9523.8,
      10476.18,
      11428.560000000001
    ],
    "referenceDuration": [
      902.7768749999999,
      902.776875,
      902.7768749999998,
      902.7768749999998,
      450.3963749999995,
      450.3963749999995,
      450.3963750000004,
      450.3963750000004,
      902.7768749999998,
      902.7768749999998,
      902.7768749999989,
      902.7768749999989,
      902.7768750000007,
      902.7768750000007,
      3617.059875000001
    ],
    "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": "6184f4ed2eb017001a43803e",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 98,
    "innerStepIndex": 0,
    "repetition": 5,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:09:49.591Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/20_SuperTrooper_3.mid",
    "referenceKeys": [
      74,
      74,
      72,
      72,
      71,
      69,
      71,
      72,
      71,
      69,
      72,
      72,
      71,
      71,
      69
    ],
    "referenceTime": [
      0,
      952.38,
      1904.76,
      2857.1400000000003,
      3809.52,
      4285.71,
      4761.9,
      5238.09,
      5714.280000000001,
      6666.66,
      7619.04,
      8571.42,
      9523.8,
      10476.18,
      11428.560000000001
    ],
    "referenceDuration": [
      902.7768749999999,
      902.776875,
      902.7768749999998,
      902.7768749999998,
      450.3963749999995,
      450.3963749999995,
      450.3963750000004,
      450.3963750000004,
      902.7768749999998,
      902.7768749999998,
      902.7768749999989,
      902.7768749999989,
      902.7768750000007,
      902.7768750000007,
      3617.059875000001
    ],
    "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": "2021-11-05T09:09:36.129Z",
    "pressedKeys": [
      74,
      74,
      72,
      72,
      71,
      69,
      71,
      72,
      71,
      69,
      72,
      72,
      71,
      71,
      69
    ],
    "pressedTime": [
      0,
      989,
      1967,
      2970,
      3993,
      4497,
      5003,
      5458,
      5965,
      6945,
      7882,
      8873,
      9757,
      10715,
      11695
    ],
    "pressedDuration": [
      687,
      952,
      706,
      6,
      29,
      496,
      22,
      8,
      43,
      10,
      762,
      10,
      781,
      968,
      1762
    ],
    "pressedvelocity": [
      75,
      80,
      91,
      101,
      85,
      64,
      80,
      85,
      91,
      64,
      85,
      85,
      91,
      80,
      64
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 55.20848762057289,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      989,
      978,
      1003,
      1023,
      504,
      506,
      455,
      507,
      980,
      937,
      991,
      884,
      958,
      980
    ],
    "interOnsetIntervalsRelativeError": 0,
    "relativeInterOnsetIntervalsRelativeError": 0,
    "sequenceDuration": -9933,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "6184f4ee2eb017001a43803f",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 99,
    "innerStepIndex": 0,
    "repetition": 5,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:09:50.852Z",
    "textContent": "Utmärkt, du har nu klarat av hela melodin!\n\nNu ska du få spela nästa melodi.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/20_SuperTrooper_3.mid",
    "referenceKeys": [
      74,
      74,
      72,
      72,
      71,
      69,
      71,
      72,
      71,
      69,
      72,
      72,
      71,
      71,
      69
    ],
    "referenceTime": [
      0,
      952.38,
      1904.76,
      2857.1400000000003,
      3809.52,
      4285.71,
      4761.9,
      5238.09,
      5714.280000000001,
      6666.66,
      7619.04,
      8571.42,
      9523.8,
      10476.18,
      11428.560000000001
    ],
    "referenceDuration": [
      902.7768749999999,
      902.776875,
      902.7768749999998,
      902.7768749999998,
      450.3963749999995,
      450.3963749999995,
      450.3963750000004,
      450.3963750000004,
      902.7768749999998,
      902.7768749999998,
      902.7768749999989,
      902.7768749999989,
      902.7768750000007,
      902.7768750000007,
      3617.059875000001
    ],
    "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
  }
]
Fri Nov 05 2021 09:04:56 GMT+0000 (Coordinated Universal Time)
Fri Nov 05 2021 09:10:06 GMT+0000 (Coordinated Universal Time)
35
6184f4ee2eb017001a438040
614dc0c96e173e001465a504
60e2a576f652020013b85afa
614dc0ca6e173e001465a505
60e2b251f652020013b860a1
melody-21
0
twins experiment
Fri Nov 05 2021 09:09:50 GMT+0000 (Coordinated Universal Time)
week4-6
5
PN10
sweedish twins experiment
week 4-6
1
[
  {
    "isInTimeUp": false,
    "_id": "6184f5dd2eb017001a43805e",
    "time": "2021-11-05T09:13:50.159Z",
    "nextLogLabel": "melody-22"
  }
]
[
  {
    "startCount": 1,
    "_id": "6184f5052eb017001a438042",
    "blockType": "cue",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 100,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:10:13.351Z",
    "textContent": "Tryck på mellanslagstangenten och lyssna på melodin.\n\n'Beethoven 9'",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/21_Beethoven9_0.mid",
    "referenceKeys": [
      71,
      71,
      72,
      74,
      74,
      72,
      71,
      69,
      67,
      67,
      69,
      71,
      71,
      69,
      69
    ],
    "referenceTime": [
      0,
      666.667,
      1333.334,
      2000.0010000000002,
      2666.668,
      3333.335,
      4000.0020000000004,
      4666.669,
      5333.336,
      6000.003000000001,
      6666.67,
      7333.337,
      8000.004000000001,
      9000.0045,
      9333.338
    ],
    "referenceDuration": [
      631.9447604166667,
      631.9447604166667,
      631.9447604166666,
      631.9447604166663,
      631.9447604166668,
      631.9447604166668,
      631.9447604166663,
      631.9447604166672,
      631.9447604166663,
      631.9447604166663,
      631.9447604166663,
      631.9447604166663,
      948.6115854166659,
      315.2779354166668,
      1265.278410416668
    ],
    "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": "6184f5092eb017001a438043",
    "blockType": "instruction",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 101,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:10:17.581Z",
    "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": "6184f5172eb017001a438044",
    "blockType": "video",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 102,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:10:32.027Z",
    "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": "6184f5202eb017001a438045",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 103,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:10:40.609Z",
    "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": "2021-11-05T09:10:33.667Z",
    "pressedKeys": [
      71,
      71,
      72,
      74,
      74,
      72,
      71,
      69
    ],
    "pressedTime": [
      0,
      849,
      1678,
      2548,
      3340,
      4182,
      5023,
      5874
    ],
    "pressedDuration": [
      512,
      8,
      44,
      507,
      14,
      23,
      31,
      1061
    ],
    "pressedvelocity": [
      112,
      106,
      85,
      91,
      101,
      64,
      85,
      91
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 73.93714182971328,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      849,
      829,
      870,
      792,
      842,
      841,
      851
    ],
    "interOnsetIntervalsRelativeError": 9.894986660391842,
    "relativeInterOnsetIntervalsRelativeError": 0,
    "sequenceDuration": -4813,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "6184f52a2eb017001a438046",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 104,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:10:50.962Z",
    "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": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "6184f5332eb017001a438047",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 103,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:10:59.780Z",
    "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": "2021-11-05T09:10:52.588Z",
    "pressedKeys": [
      71,
      71,
      72,
      74,
      74,
      72,
      71,
      69
    ],
    "pressedTime": [
      0,
      892,
      1827,
      2754,
      3690,
      4544,
      5410,
      6276
    ],
    "pressedDuration": [
      575,
      36,
      39,
      755,
      6,
      858,
      21,
      913
    ],
    "pressedvelocity": [
      96,
      91,
      75,
      75,
      91,
      70,
      70,
      75
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 56.354683084252265,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      892,
      935,
      927,
      936,
      854,
      866,
      866
    ],
    "interOnsetIntervalsRelativeError": 0,
    "relativeInterOnsetIntervalsRelativeError": 0,
    "sequenceDuration": -5363,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "6184f5342eb017001a438048",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 104,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:11:00.891Z",
    "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": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "6184f53e2eb017001a438049",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 103,
    "innerStepIndex": 0,
    "repetition": 3,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:11:10.716Z",
    "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": "2021-11-05T09:11:03.398Z",
    "pressedKeys": [
      71,
      71,
      72,
      74,
      74,
      72,
      71,
      69
    ],
    "pressedTime": [
      0,
      941,
      1857,
      2764,
      3634,
      4554,
      5390,
      6298
    ],
    "pressedDuration": [
      678,
      9,
      865,
      619,
      27,
      831,
      30,
      1014
    ],
    "pressedvelocity": [
      80,
      85,
      75,
      60,
      64,
      70,
      75,
      64
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 47.13403899697029,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      941,
      916,
      907,
      870,
      920,
      836,
      908
    ],
    "interOnsetIntervalsRelativeError": 0,
    "relativeInterOnsetIntervalsRelativeError": 0,
    "sequenceDuration": -5284,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "6184f53f2eb017001a43804a",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 104,
    "innerStepIndex": 0,
    "repetition": 3,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:11:12.023Z",
    "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": "6184f5412eb017001a43804b",
    "blockType": "instruction",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 101,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:11:14.143Z",
    "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": "6184f5502eb017001a43804c",
    "blockType": "video",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 102,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:11:29.164Z",
    "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": "2021-11-05T09:11:29.077Z",
    "pressedKeys": [
      67
    ],
    "pressedTime": [
      0
    ],
    "pressedDuration": [],
    "pressedvelocity": [
      80
    ],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "6184f5522eb017001a43804d",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 103,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:11:30.914Z",
    "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": "2021-11-05T09:11:30.005Z",
    "pressedKeys": [
      67,
      69
    ],
    "pressedTime": [
      0,
      907
    ],
    "pressedDuration": [
      null
    ],
    "pressedvelocity": [
      96,
      96
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 28.57142857142857,
    "durationsRelativeError": null,
    "levenshteinDistance": 5,
    "interOnsetInterval": [
      907
    ],
    "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": "6184f5652eb017001a43804e",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 104,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:11:50.275Z",
    "textContent": "Du har spelat melodin rätt 0 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": "2021-11-05T09:11:31.776Z",
    "pressedKeys": [
      71
    ],
    "pressedTime": [
      0
    ],
    "pressedDuration": [
      null,
      30,
      641
    ],
    "pressedvelocity": [
      96
    ],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "6184f56e2eb017001a43804f",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 103,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:11:58.336Z",
    "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": "2021-11-05T09:11:51.680Z",
    "pressedKeys": [
      67,
      67,
      69,
      71,
      71,
      69,
      69
    ],
    "pressedTime": [
      0,
      897,
      1800,
      2664,
      3491,
      4825,
      5307
    ],
    "pressedDuration": [
      644,
      5,
      24,
      495,
      8,
      147,
      1343
    ],
    "pressedvelocity": [
      101,
      85,
      91,
      106,
      101,
      96,
      96
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 66.69337463617524,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      897,
      903,
      864,
      827,
      1334,
      482
    ],
    "interOnsetIntervalsRelativeError": 0,
    "relativeInterOnsetIntervalsRelativeError": 0,
    "sequenceDuration": -3964,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "6184f5772eb017001a438050",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 104,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:12:07.839Z",
    "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": "6184f5812eb017001a438051",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 103,
    "innerStepIndex": 0,
    "repetition": 3,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:12:17.399Z",
    "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": "2021-11-05T09:12:10.596Z",
    "pressedKeys": [
      67,
      67,
      69,
      71,
      71,
      69,
      69
    ],
    "pressedTime": [
      0,
      903,
      1756,
      2581,
      3438,
      4758,
      5240
    ],
    "pressedDuration": [
      600,
      20,
      16,
      532,
      14,
      205,
      1560
    ],
    "pressedvelocity": [
      85,
      80,
      64,
      80,
      85,
      85,
      91
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 63.13286239321122,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      903,
      853,
      825,
      857,
      1320,
      482
    ],
    "interOnsetIntervalsRelativeError": 2.189204894009164,
    "relativeInterOnsetIntervalsRelativeError": 0.06361323155219616,
    "sequenceDuration": -3680,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "6184f5822eb017001a438052",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 104,
    "innerStepIndex": 0,
    "repetition": 3,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:12:18.516Z",
    "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": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "6184f58a2eb017001a438053",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 103,
    "innerStepIndex": 0,
    "repetition": 4,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:12:26.565Z",
    "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": "2021-11-05T09:12:19.669Z",
    "pressedKeys": [
      67,
      67,
      69,
      71,
      71,
      69,
      69
    ],
    "pressedTime": [
      0,
      885,
      1789,
      2641,
      3460,
      4804,
      5266
    ],
    "pressedDuration": [
      574,
      29,
      48,
      484,
      1334,
      197,
      1628
    ],
    "pressedvelocity": [
      85,
      85,
      91,
      96,
      91,
      101,
      91
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 49.67336816355292,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      885,
      904,
      852,
      819,
      1344,
      462
    ],
    "interOnsetIntervalsRelativeError": 0.27403567230855647,
    "relativeInterOnsetIntervalsRelativeError": 0,
    "sequenceDuration": -3638,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "6184f58c2eb017001a438054",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 104,
    "innerStepIndex": 0,
    "repetition": 4,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:12:28.549Z",
    "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": "6184f58c2eb017001a438055",
    "blockType": "instruction",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 101,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:12:29.278Z",
    "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": "6184f5a42eb017001a438056",
    "blockType": "video",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 102,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:12:52.912Z",
    "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": "2021-11-05T09:12:35.663Z",
    "pressedKeys": [
      71,
      71,
      72,
      74,
      74,
      72,
      71,
      69,
      67,
      67,
      69,
      71,
      71,
      69,
      69
    ],
    "pressedTime": [
      0,
      627,
      1515,
      2383,
      3314,
      4243,
      5201,
      6365,
      7314,
      8295,
      9243,
      10209,
      11158,
      12569,
      13089
    ],
    "pressedDuration": [
      244,
      26,
      21,
      635,
      911,
      3,
      14,
      940,
      644,
      12,
      39,
      559,
      45,
      283,
      1707
    ],
    "pressedvelocity": [
      80,
      80,
      75,
      75,
      75,
      85,
      80,
      85,
      61,
      64,
      80,
      91,
      80,
      64,
      85
    ],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "6184f5b72eb017001a438057",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 103,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:13:11.957Z",
    "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": "2021-11-05T09:12:57.141Z",
    "pressedKeys": [
      71,
      71,
      72,
      74,
      74,
      72,
      71,
      69,
      67,
      67,
      69,
      71,
      71,
      69,
      69
    ],
    "pressedTime": [
      0,
      925,
      1892,
      2782,
      3773,
      4700,
      5615,
      6628,
      7594,
      8553,
      9485,
      10424,
      11387,
      12751,
      13241
    ],
    "pressedDuration": [
      668,
      7,
      850,
      816,
      892,
      913,
      37,
      961,
      655,
      926,
      37,
      641,
      32,
      263,
      1573
    ],
    "pressedvelocity": [
      85,
      75,
      62,
      61,
      91,
      63,
      85,
      96,
      61,
      75,
      80,
      91,
      75,
      70,
      80
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 37.26437490974417,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      925,
      967,
      890,
      991,
      927,
      915,
      1013,
      966,
      959,
      932,
      939,
      963,
      1364,
      490
    ],
    "interOnsetIntervalsRelativeError": 0,
    "relativeInterOnsetIntervalsRelativeError": 0,
    "sequenceDuration": -11668,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "6184f5b82eb017001a438058",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 104,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:13:13.060Z",
    "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": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "6184f5ca2eb017001a438059",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 103,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:13:30.585Z",
    "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": "2021-11-05T09:13:16.452Z",
    "pressedKeys": [
      71,
      71,
      72,
      74,
      74,
      72,
      71,
      69,
      67,
      67,
      69,
      71,
      71,
      69,
      69
    ],
    "pressedTime": [
      0,
      885,
      1787,
      2652,
      3568,
      4457,
      5332,
      6221,
      7180,
      8108,
      9027,
      9944,
      10818,
      12159,
      12648
    ],
    "pressedDuration": [
      621,
      1,
      14,
      630,
      864,
      870,
      887,
      6,
      609,
      8,
      37,
      547,
      20,
      247,
      1483
    ],
    "pressedvelocity": [
      85,
      85,
      70,
      75,
      91,
      63,
      80,
      70,
      64,
      70,
      70,
      85,
      91,
      64,
      91
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 53.90213158834657,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      885,
      902,
      865,
      916,
      889,
      875,
      889,
      959,
      928,
      919,
      917,
      874,
      1341,
      489
    ],
    "interOnsetIntervalsRelativeError": 0,
    "relativeInterOnsetIntervalsRelativeError": 0,
    "sequenceDuration": -11165,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "6184f5cb2eb017001a43805a",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 104,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:13:31.600Z",
    "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": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "6184f5dc2eb017001a43805b",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 103,
    "innerStepIndex": 0,
    "repetition": 3,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:13:48.844Z",
    "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": "2021-11-05T09:13:34.929Z",
    "pressedKeys": [
      71,
      71,
      72,
      74,
      74,
      72,
      71,
      69,
      67,
      67,
      69,
      71,
      71,
      69,
      69
    ],
    "pressedTime": [
      0,
      867,
      1782,
      2618,
      3489,
      4378,
      5215,
      6116,
      7004,
      7930,
      8819,
      9650,
      10542,
      11839,
      12306
    ],
    "pressedDuration": [
      614,
      910,
      821,
      598,
      16,
      813,
      887,
      7,
      725,
      6,
      35,
      597,
      38,
      274,
      1605
    ],
    "pressedvelocity": [
      80,
      75,
      70,
      60,
      70,
      63,
      70,
      61,
      62,
      63,
      70,
      70,
      80,
      75,
      70
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 46.183832164068534,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      867,
      915,
      836,
      871,
      889,
      837,
      901,
      888,
      926,
      889,
      831,
      892,
      1297,
      467
    ],
    "interOnsetIntervalsRelativeError": 0.109004224418362,
    "relativeInterOnsetIntervalsRelativeError": 0,
    "sequenceDuration": -10701,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "6184f5dd2eb017001a43805c",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 104,
    "innerStepIndex": 0,
    "repetition": 3,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:13:50.118Z",
    "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
  }
]
Fri Nov 05 2021 09:10:06 GMT+0000 (Coordinated Universal Time)
Fri Nov 05 2021 09:14:05 GMT+0000 (Coordinated Universal Time)
28
6184f5dd2eb017001a43805d
614dc0c96e173e001465a504
60e2a576f652020013b85afa
614dc0ca6e173e001465a505
60e2b251f652020013b860a1
melody-22
0
twins experiment
Fri Nov 05 2021 09:13:50 GMT+0000 (Coordinated Universal Time)
week4-6
5
PN10
sweedish twins experiment
week 4-6
1
[
  {
    "isInTimeUp": false,
    "_id": "6184f6e12eb017001a43807b",
    "time": "2021-11-05T09:18:09.316Z",
    "nextLogLabel": "melody-23"
  }
]
[
  {
    "startCount": 1,
    "_id": "6184f5f22eb017001a43805f",
    "blockType": "cue",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 105,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:14:10.660Z",
    "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": "6184f5f72eb017001a438060",
    "blockType": "instruction",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 106,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:14:15.696Z",
    "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": "6184f6072eb017001a438061",
    "blockType": "video",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 107,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:14:31.830Z",
    "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": "6184f6112eb017001a438062",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 108,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:14:41.927Z",
    "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": "2021-11-05T09:14:33.171Z",
    "pressedKeys": [
      67,
      69,
      67,
      64,
      67,
      69,
      67,
      64
    ],
    "pressedTime": [
      0,
      1078,
      1652,
      2684,
      5001,
      6097,
      6497,
      7257
    ],
    "pressedDuration": [
      35,
      22,
      112,
      2302,
      14,
      14,
      758,
      1497
    ],
    "pressedvelocity": [
      106,
      85,
      80,
      91,
      85,
      80,
      70,
      63
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 63.53620968177508,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      1078,
      574,
      1032,
      2317,
      1096,
      400,
      760
    ],
    "interOnsetIntervalsRelativeError": 0.47492441240299654,
    "relativeInterOnsetIntervalsRelativeError": 7.318844859150772,
    "sequenceDuration": -5760,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "6184f61b2eb017001a438063",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 109,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:14:51.472Z",
    "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": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "6184f6242eb017001a438064",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 108,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:15:00.939Z",
    "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": "2021-11-05T09:14:52.860Z",
    "pressedKeys": [
      67,
      69,
      67,
      64,
      67,
      69,
      67,
      64
    ],
    "pressedTime": [
      0,
      1102,
      1473,
      2172,
      4391,
      5424,
      5782,
      6549
    ],
    "pressedDuration": [
      6,
      6,
      23,
      2195,
      15,
      348,
      742,
      1528
    ],
    "pressedvelocity": [
      80,
      91,
      75,
      60,
      64,
      75,
      75,
      62
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 54.341763173218304,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      1102,
      371,
      699,
      2219,
      1033,
      358,
      767
    ],
    "interOnsetIntervalsRelativeError": 0,
    "relativeInterOnsetIntervalsRelativeError": 0,
    "sequenceDuration": -5021,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "6184f6262eb017001a438065",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 109,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:15:02.500Z",
    "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": "6184f6302eb017001a438066",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 108,
    "innerStepIndex": 0,
    "repetition": 3,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:15:12.318Z",
    "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": "2021-11-05T09:15:04.271Z",
    "pressedKeys": [
      67,
      69,
      67,
      64,
      67,
      69,
      67,
      64
    ],
    "pressedTime": [
      0,
      1072,
      1448,
      2181,
      4373,
      5453,
      5824,
      6574
    ],
    "pressedDuration": [
      1053,
      371,
      6,
      1690,
      1066,
      362,
      736,
      1470
    ],
    "pressedvelocity": [
      75,
      70,
      75,
      58,
      80,
      85,
      64,
      63
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 21.734529954608085,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      1072,
      376,
      733,
      2192,
      1080,
      371,
      750
    ],
    "interOnsetIntervalsRelativeError": 0,
    "relativeInterOnsetIntervalsRelativeError": 0,
    "sequenceDuration": -5104,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "6184f6312eb017001a438067",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 109,
    "innerStepIndex": 0,
    "repetition": 3,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:15:13.496Z",
    "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": "6184f6332eb017001a438068",
    "blockType": "instruction",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 106,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:15:15.637Z",
    "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": "6184f6422eb017001a438069",
    "blockType": "video",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 107,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:15:30.488Z",
    "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": "2021-11-05T09:15:24.439Z",
    "pressedKeys": [
      71,
      72,
      72,
      67
    ],
    "pressedTime": [
      0,
      827,
      1946,
      2657
    ],
    "pressedDuration": [
      439,
      929,
      708,
      1279
    ],
    "pressedvelocity": [
      64,
      91,
      85,
      75
    ],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "6184f64a2eb017001a43806a",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 108,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:15:39.139Z",
    "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": "2021-11-05T09:15:31.292Z",
    "pressedKeys": [
      74,
      74,
      71,
      72,
      72,
      67
    ],
    "pressedTime": [
      0,
      1456,
      2232,
      4305,
      5727,
      6426
    ],
    "pressedDuration": [
      1115,
      56,
      18,
      1098,
      694,
      1419
    ],
    "pressedvelocity": [
      96,
      75,
      85,
      80,
      85,
      70
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 47.956940065385176,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      1456,
      776,
      2073,
      1422,
      699
    ],
    "interOnsetIntervalsRelativeError": 0,
    "relativeInterOnsetIntervalsRelativeError": 0,
    "sequenceDuration": -5007,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "6184f6552eb017001a43806b",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 109,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:15:49.939Z",
    "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": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "6184f65e2eb017001a43806c",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 108,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:15:58.474Z",
    "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": "2021-11-05T09:15:50.889Z",
    "pressedKeys": [
      74,
      74,
      71,
      72,
      72,
      67
    ],
    "pressedTime": [
      0,
      1394,
      2109,
      4180,
      5533,
      6236
    ],
    "pressedDuration": [
      1181,
      9,
      1992,
      1123,
      685,
      1348
    ],
    "pressedvelocity": [
      96,
      91,
      63,
      54,
      64,
      63
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 34.07659498157764,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      1394,
      715,
      2071,
      1353,
      703
    ],
    "interOnsetIntervalsRelativeError": 5.759942543986584,
    "relativeInterOnsetIntervalsRelativeError": 0,
    "sequenceDuration": -4888,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "6184f65f2eb017001a43806d",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 109,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:15:59.730Z",
    "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": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "6184f6682eb017001a43806e",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 108,
    "innerStepIndex": 0,
    "repetition": 3,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:16:09.249Z",
    "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": "2021-11-05T09:16:01.489Z",
    "pressedKeys": [
      74,
      74,
      71,
      72,
      72,
      67
    ],
    "pressedTime": [
      0,
      1404,
      2141,
      4119,
      5483,
      6180
    ],
    "pressedDuration": [
      1015,
      21,
      1911,
      1011,
      658,
      1578
    ],
    "pressedvelocity": [
      85,
      70,
      85,
      61,
      63,
      55
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 36.401755273776445,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      1404,
      737,
      1978,
      1364,
      697
    ],
    "interOnsetIntervalsRelativeError": 7.35528044956543,
    "relativeInterOnsetIntervalsRelativeError": 0,
    "sequenceDuration": -4602,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "6184f66a2eb017001a43806f",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 109,
    "innerStepIndex": 0,
    "repetition": 3,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:16:10.718Z",
    "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": "6184f66c2eb017001a438070",
    "blockType": "instruction",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 106,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:16:12.591Z",
    "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": "6184f6872eb017001a438071",
    "blockType": "video",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 107,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:16:39.514Z",
    "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": "2021-11-05T09:16:22.561Z",
    "pressedKeys": [
      64,
      67,
      69,
      67,
      64,
      74,
      74,
      71,
      72,
      72,
      67
    ],
    "pressedTime": [
      0,
      966,
      1951,
      2361,
      3097,
      5298,
      6704,
      7415,
      9676,
      11135,
      11922
    ],
    "pressedDuration": [
      366,
      10,
      48,
      5,
      2054,
      1153,
      27,
      0,
      1169,
      768,
      2154
    ],
    "pressedvelocity": [
      58,
      91,
      85,
      80,
      64,
      96,
      85,
      96,
      91,
      70,
      64
    ],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "6184f69f2eb017001a438072",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 108,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:17:03.874Z",
    "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": "2021-11-05T09:16:42.315Z",
    "pressedKeys": [
      67,
      69,
      67,
      64,
      67,
      69,
      67,
      64,
      74,
      74,
      71,
      72,
      72,
      67
    ],
    "pressedTime": [
      0,
      1096,
      1457,
      2148,
      4447,
      5530,
      5847,
      6564,
      13674,
      15142,
      15914,
      18064,
      19480,
      20112
    ],
    "pressedDuration": [
      8,
      6,
      14,
      1994,
      1081,
      312,
      24,
      2535,
      1198,
      761,
      2130,
      1156,
      601,
      1443
    ],
    "pressedvelocity": [
      75,
      75,
      64,
      58,
      75,
      85,
      63,
      63,
      70,
      85,
      63,
      61,
      63,
      60
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 38.676629196171966,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      1096,
      361,
      691,
      2299,
      1083,
      317,
      717,
      7110,
      1468,
      772,
      2150,
      1416,
      632
    ],
    "interOnsetIntervalsRelativeError": 86.72713539872483,
    "relativeInterOnsetIntervalsRelativeError": 25.012774615996552,
    "sequenceDuration": -18669,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "6184f6a02eb017001a438073",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 109,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:17:05.302Z",
    "textContent": "Du har spelat melodin rätt 0 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": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "6184f6b52eb017001a438074",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 108,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:17:25.366Z",
    "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": "2021-11-05T09:17:07.147Z",
    "pressedKeys": [
      67,
      69,
      67,
      64,
      67,
      69,
      67,
      64,
      74,
      74,
      71,
      72,
      72,
      67
    ],
    "pressedTime": [
      0,
      1064,
      1421,
      2130,
      4279,
      5305,
      5599,
      6348,
      10435,
      11871,
      12687,
      14628,
      16056,
      17048
    ],
    "pressedDuration": [
      1062,
      355,
      697,
      25,
      14,
      11,
      8,
      2647,
      1102,
      38,
      13,
      1145,
      985,
      1167
    ],
    "pressedvelocity": [
      75,
      70,
      70,
      57,
      91,
      91,
      70,
      63,
      96,
      80,
      91,
      85,
      85,
      64
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 53.71954298094541,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      1064,
      357,
      709,
      2149,
      1026,
      294,
      749,
      4087,
      1436,
      816,
      1941,
      1428,
      992
    ],
    "interOnsetIntervalsRelativeError": 1.557140004358292,
    "relativeInterOnsetIntervalsRelativeError": 8.948128361549278,
    "sequenceDuration": -15881,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "6184f6b72eb017001a438075",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 109,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:17:27.344Z",
    "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": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "6184f6cb2eb017001a438076",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 108,
    "innerStepIndex": 0,
    "repetition": 3,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:17:47.438Z",
    "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": "2021-11-05T09:17:30.121Z",
    "pressedKeys": [
      67,
      69,
      67,
      64,
      67,
      69,
      67,
      64,
      74,
      74,
      71,
      72,
      72,
      67
    ],
    "pressedTime": [
      0,
      1075,
      1408,
      2168,
      4293,
      5368,
      5713,
      6488,
      8660,
      10706,
      11511,
      13535,
      15013,
      15724
    ],
    "pressedDuration": [
      1058,
      6,
      6,
      1697,
      6,
      338,
      762,
      1984,
      1172,
      58,
      2010,
      1117,
      678,
      1591
    ],
    "pressedvelocity": [
      75,
      64,
      63,
      62,
      63,
      85,
      63,
      64,
      70,
      56,
      91,
      85,
      80,
      64
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 38.444593482034996,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      1075,
      333,
      760,
      2125,
      1075,
      345,
      775,
      2172,
      2046,
      805,
      2024,
      1478,
      711
    ],
    "interOnsetIntervalsRelativeError": 0.12717628608472203,
    "relativeInterOnsetIntervalsRelativeError": 2.129131362150958,
    "sequenceDuration": -14133,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "6184f6cc2eb017001a438077",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 109,
    "innerStepIndex": 0,
    "repetition": 3,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:17:48.550Z",
    "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": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "6184f6df2eb017001a438078",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 108,
    "innerStepIndex": 0,
    "repetition": 4,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:18:08.057Z",
    "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": "2021-11-05T09:17:50.994Z",
    "pressedKeys": [
      67,
      69,
      67,
      64,
      67,
      69,
      67,
      64,
      74,
      74,
      71,
      72,
      72,
      67
    ],
    "pressedTime": [
      0,
      1084,
      1461,
      2163,
      4345,
      5448,
      5774,
      6508,
      8567,
      9975,
      10717,
      12918,
      14512,
      15246
    ],
    "pressedDuration": [
      1069,
      372,
      9,
      1727,
      1093,
      295,
      20,
      1765,
      1076,
      684,
      1939,
      1226,
      712,
      1813
    ],
    "pressedvelocity": [
      91,
      64,
      64,
      55,
      75,
      75,
      60,
      57,
      75,
      64,
      80,
      64,
      64,
      62
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 25.77897136182336,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      1084,
      377,
      702,
      2182,
      1103,
      326,
      734,
      2059,
      1408,
      742,
      2201,
      1594,
      734
    ],
    "interOnsetIntervalsRelativeError": 0,
    "relativeInterOnsetIntervalsRelativeError": 0.014833651197289235,
    "sequenceDuration": -13433,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "6184f6e02eb017001a438079",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 109,
    "innerStepIndex": 0,
    "repetition": 4,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:18:09.274Z",
    "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
  }
]
Fri Nov 05 2021 09:14:05 GMT+0000 (Coordinated Universal Time)
Fri Nov 05 2021 09:18:25 GMT+0000 (Coordinated Universal Time)
28
6184f6e12eb017001a43807a
614dc0c96e173e001465a504
60e2a576f652020013b85afa
614dc0ca6e173e001465a505
60e2b251f652020013b860a1
melody-23
0
twins experiment
Fri Nov 05 2021 09:18:09 GMT+0000 (Coordinated Universal Time)
week4-6
5
PN10
sweedish twins experiment
week 4-6
1
[
  {
    "isInTimeUp": true,
    "_id": "6184f7842eb017001a43808f",
    "time": "2021-11-05T09:20:53.283Z"
  }
]
[
  {
    "startCount": 1,
    "_id": "6184f7002eb017001a43807c",
    "blockType": "cue",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 110,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:18:40.379Z",
    "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": "6184f7022eb017001a43807d",
    "blockType": "instruction",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 111,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:18:42.560Z",
    "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": "6184f7102eb017001a43807e",
    "blockType": "video",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 112,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:18:56.836Z",
    "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": "2021-11-05T09:18:48.087Z",
    "pressedKeys": [
      69,
      67,
      65,
      64,
      65,
      65
    ],
    "pressedTime": [
      0,
      612,
      1423,
      2278,
      3139,
      5428
    ],
    "pressedDuration": [
      157,
      32,
      45,
      57,
      1849,
      1754
    ],
    "pressedvelocity": [
      64,
      63,
      57,
      59,
      63,
      96
    ],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "6184f7192eb017001a43807f",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 113,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:19:05.498Z",
    "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": "2021-11-05T09:18:58.396Z",
    "pressedKeys": [
      69,
      69,
      67,
      65,
      64,
      65,
      65
    ],
    "pressedTime": [
      0,
      773,
      1560,
      2313,
      3042,
      3778,
      5639
    ],
    "pressedDuration": [
      427,
      8,
      29,
      32,
      23,
      1523,
      1460
    ],
    "pressedvelocity": [
      91,
      85,
      91,
      80,
      63,
      91,
      96
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 74.23694474716784,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      773,
      787,
      753,
      729,
      736,
      1861
    ],
    "interOnsetIntervalsRelativeError": 22.562618338308827,
    "relativeInterOnsetIntervalsRelativeError": 0.9180114677543301,
    "sequenceDuration": -4179,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "6184f7212eb017001a438080",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 114,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:19:13.663Z",
    "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": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "6184f72b2eb017001a438081",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 113,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:19:23.625Z",
    "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": "2021-11-05T09:19:16.475Z",
    "pressedKeys": [
      69,
      69,
      67,
      65,
      64,
      65,
      65
    ],
    "pressedTime": [
      0,
      833,
      1566,
      2272,
      3005,
      3686,
      5750
    ],
    "pressedDuration": [
      527,
      7,
      47,
      30,
      32,
      1766,
      1397
    ],
    "pressedvelocity": [
      75,
      75,
      85,
      80,
      59,
      85,
      80
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 69.43474705894884,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      833,
      733,
      706,
      733,
      681,
      2064
    ],
    "interOnsetIntervalsRelativeError": 23.561508192791244,
    "relativeInterOnsetIntervalsRelativeError": 4.718840579710147,
    "sequenceDuration": -4353,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "6184f72c2eb017001a438082",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 114,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:19:24.438Z",
    "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": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "6184f7362eb017001a438083",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 113,
    "innerStepIndex": 0,
    "repetition": 3,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:19:34.244Z",
    "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": "2021-11-05T09:19:27.091Z",
    "pressedKeys": [
      69,
      69,
      67,
      65,
      64,
      65,
      65
    ],
    "pressedTime": [
      0,
      746,
      1543,
      2244,
      2997,
      3723,
      5739
    ],
    "pressedDuration": [
      499,
      9,
      6,
      13,
      6,
      1529,
      1412
    ],
    "pressedvelocity": [
      75,
      80,
      80,
      80,
      62,
      91,
      64
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 73.22475015395398,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      746,
      797,
      701,
      753,
      726,
      2016
    ],
    "interOnsetIntervalsRelativeError": 25.757343648765513,
    "relativeInterOnsetIntervalsRelativeError": 3.1489225765231996,
    "sequenceDuration": -4327,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "6184f7372eb017001a438084",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 114,
    "innerStepIndex": 0,
    "repetition": 3,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:19:35.396Z",
    "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": "6184f7382eb017001a438085",
    "blockType": "instruction",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 111,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:19:36.953Z",
    "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": "6184f7482eb017001a438086",
    "blockType": "video",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 112,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:19:52.857Z",
    "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": "6184f74f2eb017001a438087",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 113,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:19:59.513Z",
    "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": "2021-11-05T09:19:54.025Z",
    "pressedKeys": [
      69,
      72,
      72,
      70,
      70,
      69
    ],
    "pressedTime": [
      0,
      867,
      1679,
      2452,
      3197,
      3955
    ],
    "pressedDuration": [
      785,
      545,
      14,
      496,
      750,
      1531
    ],
    "pressedvelocity": [
      91,
      101,
      64,
      106,
      75,
      70
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 43.68511053141801,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      867,
      812,
      773,
      745,
      758
    ],
    "interOnsetIntervalsRelativeError": 10.636502948619505,
    "relativeInterOnsetIntervalsRelativeError": 0,
    "sequenceDuration": -2424,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "6184f7572eb017001a438088",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 114,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:20:07.854Z",
    "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": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "6184f75f2eb017001a438089",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 113,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:20:15.308Z",
    "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": "2021-11-05T09:20:09.824Z",
    "pressedKeys": [
      69,
      72,
      72,
      70,
      70,
      69
    ],
    "pressedTime": [
      0,
      472,
      1392,
      2188,
      2915,
      3685
    ],
    "pressedDuration": [
      14,
      725,
      55,
      532,
      8,
      1792
    ],
    "pressedvelocity": [
      75,
      96,
      85,
      85,
      85,
      58
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 64.92641801961919,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      472,
      920,
      796,
      727,
      770
    ],
    "interOnsetIntervalsRelativeError": 36.015194148021,
    "relativeInterOnsetIntervalsRelativeError": 8.157394843962011,
    "sequenceDuration": -1893,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "6184f7602eb017001a43808a",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 114,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:20:16.798Z",
    "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": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "6184f7682eb017001a43808b",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 113,
    "innerStepIndex": 0,
    "repetition": 3,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:20:24.656Z",
    "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": "2021-11-05T09:20:18.793Z",
    "pressedKeys": [
      69,
      72,
      72,
      70,
      70,
      69
    ],
    "pressedTime": [
      0,
      1222,
      2025,
      2818,
      3565,
      4327
    ],
    "pressedDuration": [
      21,
      504,
      25,
      524,
      749,
      1534
    ],
    "pressedvelocity": [
      64,
      64,
      64,
      85,
      64,
      63
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 57.60222016325637,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      1222,
      803,
      793,
      747,
      762
    ],
    "interOnsetIntervalsRelativeError": 3.2546910795347106,
    "relativeInterOnsetIntervalsRelativeError": 7.367229027039526,
    "sequenceDuration": -2793,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 1,
    "_id": "6184f76a2eb017001a43808c",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 114,
    "innerStepIndex": 0,
    "repetition": 3,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:20:26.574Z",
    "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": "6184f76b2eb017001a43808d",
    "blockType": "instruction",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 111,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:20:28.201Z",
    "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": "6184f7832eb017001a43808e",
    "blockType": "video",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 112,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": false,
    "timestamp": "2021-11-05T09:20:51.620Z",
    "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": "2021-11-05T09:20:34.435Z",
    "pressedKeys": [
      69,
      69,
      67,
      65,
      64,
      65,
      65,
      69,
      72,
      72,
      70,
      70,
      69
    ],
    "pressedTime": [
      0,
      633,
      1430,
      2302,
      3654,
      4842,
      6412,
      7564,
      8199,
      8985,
      9776,
      10564,
      11690
    ],
    "pressedDuration": [
      300,
      47,
      46,
      73,
      53,
      1361,
      39,
      626,
      525,
      57,
      555,
      25,
      2987
    ],
    "pressedvelocity": [
      60,
      70,
      85,
      64,
      91,
      91,
      96,
      91,
      85,
      75,
      96,
      64,
      70
    ],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  }
]
Fri Nov 05 2021 09:18:25 GMT+0000 (Coordinated Universal Time)
Fri Nov 05 2021 09:21:08 GMT+0000 (Coordinated Universal Time)
20
6184fc142eb017001a438091
616d4f2e8afad7001a2b1b4f
60e2b1bbf652020013b8602b
616d4f2e8afad7001a2b1b50
60e2b251f652020013b860a1
default
0
twins experiment
Fri Nov 05 2021 09:40:36 GMT+0000 (Coordinated Universal Time)
id10
0
PN14
sweedish twins experiment
week 3 session 2
1
[
  {
    "isInTimeUp": false,
    "_id": "6185040a2eb017001a4380f5",
    "time": "2021-11-05T10:14:34.444Z"
  }
]
*** LARGE PROPERTY ***
~343 KB
Preview:[{"startCount":1,"_id":"6
Click to fetch this property
Fri Nov 05 2021 09:40:36 GMT+0000 (Coordinated Universal Time)
Fri Nov 05 2021 10:14:34 GMT+0000 (Coordinated Universal Time)
99
6185418d2eb017001a438110
614dbf856e173e001465a4ef
60e2a576f652020013b85afa
614dbf856e173e001465a4f0
60e2b251f652020013b860a1
melody-3
0
twins experiment
Fri Nov 05 2021 14:37:03 GMT+0000 (Coordinated Universal Time)
week4-6
4
PN3
sweedish twins experiment
week 4-6
1
[
  {
    "isInTimeUp": false,
    "_id": "6185433b2eb017001a438159",
    "time": "2021-11-05T14:44:13.850Z",
    "nextLogLabel": "melody-4"
  }
]
*** LARGE PROPERTY ***
~172 KB
Preview:[{"startCount":2,"_id":"6
Click to fetch this property
Fri Nov 05 2021 14:37:01 GMT+0000 (Coordinated Universal Time)
Fri Nov 05 2021 14:44:11 GMT+0000 (Coordinated Universal Time)
71
6185433b2eb017001a438158
614dbf856e173e001465a4ef
60e2a576f652020013b85afa
614dbf856e173e001465a4f0
60e2b251f652020013b860a1
melody-4
0
twins experiment
Fri Nov 05 2021 14:44:13 GMT+0000 (Coordinated Universal Time)
week4-6
4
PN3
sweedish twins experiment
week 4-6
1
[
  {
    "isInTimeUp": false,
    "_id": "618543f92eb017001a438177",
    "time": "2021-11-05T14:47:24.057Z",
    "nextLogLabel": "melody-5"
  }
]
[
  {
    "startCount": 2,
    "_id": "618543482eb017001a43815a",
    "blockType": "cue",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 15,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": true,
    "timestamp": "2021-11-05T14:44:27.371Z",
    "textContent": "Tryck på mellanslagstangenten och lyssna på melodin.\n\n'Killing Me Softly'",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/04_KillingMeSoftly_0.mid",
    "referenceKeys": [
      72,
      72,
      72,
      72,
      69,
      64,
      67,
      65,
      71,
      71,
      71,
      71,
      67,
      62,
      64
    ],
    "referenceTime": [
      0,
      375,
      750,
      1125,
      1875,
      2250,
      2625,
      3375,
      6000,
      6375,
      6750,
      7125,
      7875,
      8250,
      8625
    ],
    "referenceDuration": [
      354.6875,
      354.68750000000006,
      354.68750000000006,
      710.9375,
      354.6875000000003,
      354.6875000000003,
      710.9375,
      2492.1875,
      354.68749999999983,
      354.68749999999983,
      354.68749999999983,
      710.9375,
      354.6875000000007,
      354.6875000000007,
      3204.6875000000005
    ],
    "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": 2,
    "_id": "6185434c2eb017001a43815b",
    "blockType": "instruction",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 16,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": true,
    "timestamp": "2021-11-05T14:44:31.194Z",
    "textContent": "Killing Me Softly\n1/3",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/04_KillingMeSoftly_1.mid",
    "referenceKeys": [
      72,
      72,
      72,
      72,
      69,
      64,
      67,
      65
    ],
    "referenceTime": [
      0,
      625,
      1250,
      1875,
      3125,
      3750,
      4375,
      5625
    ],
    "referenceDuration": [
      591.1458333333333,
      591.1458333333333,
      591.1458333333333,
      1184.895833333333,
      591.1458333333335,
      591.1458333333339,
      1184.895833333334,
      4153.645833333334
    ],
    "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": 2,
    "_id": "6185435d2eb017001a43815c",
    "blockType": "video",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 17,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": true,
    "timestamp": "2021-11-05T14:44:48.255Z",
    "textContent": "Spela tillsammans med videon.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/04_KillingMeSoftly_1.mid",
    "referenceKeys": [
      72,
      72,
      72,
      72,
      69,
      64,
      67,
      65
    ],
    "referenceTime": [
      0,
      625,
      1250,
      1875,
      3125,
      3750,
      4375,
      5625
    ],
    "referenceDuration": [
      591.1458333333333,
      591.1458333333333,
      591.1458333333333,
      1184.895833333333,
      591.1458333333335,
      591.1458333333339,
      1184.895833333334,
      4153.645833333334
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-05T14:44:36.229Z",
    "pressedKeys": [
      72,
      72,
      72,
      72,
      69,
      67
    ],
    "pressedTime": [
      0,
      490,
      942,
      1569,
      2778,
      3678
    ],
    "pressedDuration": [
      170,
      241,
      186,
      979,
      711,
      451
    ],
    "pressedvelocity": [
      53,
      62,
      60,
      59,
      60,
      62
    ],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 2,
    "_id": "618543622eb017001a43815d",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 18,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": true,
    "timestamp": "2021-11-05T14:44:52.655Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/04_KillingMeSoftly_1.mid",
    "referenceKeys": [
      72,
      72,
      72,
      72,
      69,
      64,
      67,
      65
    ],
    "referenceTime": [
      0,
      625,
      1250,
      1875,
      3125,
      3750,
      4375,
      5625
    ],
    "referenceDuration": [
      591.1458333333333,
      591.1458333333333,
      591.1458333333333,
      1184.895833333333,
      591.1458333333335,
      591.1458333333339,
      1184.895833333334,
      4153.645833333334
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-05T14:44:49.751Z",
    "pressedKeys": [
      72,
      72,
      72,
      72,
      65
    ],
    "pressedTime": [
      0,
      365,
      714,
      1105,
      2903
    ],
    "pressedDuration": [
      185,
      151,
      140,
      1275
    ],
    "pressedvelocity": [
      63,
      61,
      57,
      75,
      62
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 62.5,
    "durationsRelativeError": null,
    "levenshteinDistance": 3,
    "interOnsetInterval": [
      365,
      349,
      391,
      1798
    ],
    "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": 2,
    "_id": "618543632eb017001a43815e",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 19,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": true,
    "timestamp": "2021-11-05T14:44:54.098Z",
    "textContent": "Du har spelat melodin rätt 0 gånger av 3.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/04_KillingMeSoftly_1.mid",
    "referenceKeys": [
      72,
      72,
      72,
      72,
      69,
      64,
      67,
      65
    ],
    "referenceTime": [
      0,
      625,
      1250,
      1875,
      3125,
      3750,
      4375,
      5625
    ],
    "referenceDuration": [
      591.1458333333333,
      591.1458333333333,
      591.1458333333333,
      1184.895833333333,
      591.1458333333335,
      591.1458333333339,
      1184.895833333334,
      4153.645833333334
    ],
    "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": [
      null
    ],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 2,
    "_id": "618543742eb017001a43815f",
    "blockType": "video",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 17,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": true,
    "timestamp": "2021-11-05T14:45:11.345Z",
    "textContent": "Spela tillsammans med videon.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/04_KillingMeSoftly_1.mid",
    "referenceKeys": [
      72,
      72,
      72,
      72,
      69,
      64,
      67,
      65
    ],
    "referenceTime": [
      0,
      625,
      1250,
      1875,
      3125,
      3750,
      4375,
      5625
    ],
    "referenceDuration": [
      591.1458333333333,
      591.1458333333333,
      591.1458333333333,
      1184.895833333333,
      591.1458333333335,
      591.1458333333339,
      1184.895833333334,
      4153.645833333334
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-05T14:44:58.806Z",
    "pressedKeys": [
      72,
      72,
      72,
      72,
      69,
      65,
      67,
      65
    ],
    "pressedTime": [
      0,
      836,
      1427,
      2051,
      3219,
      4183,
      4902,
      5483
    ],
    "pressedDuration": [
      312,
      272,
      219,
      944,
      768,
      380,
      292,
      2407
    ],
    "pressedvelocity": [
      40,
      55,
      60,
      64,
      64,
      54,
      64,
      58
    ],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 2,
    "_id": "6185437c2eb017001a438160",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 18,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": true,
    "timestamp": "2021-11-05T14:45:18.529Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/04_KillingMeSoftly_1.mid",
    "referenceKeys": [
      72,
      72,
      72,
      72,
      69,
      64,
      67,
      65
    ],
    "referenceTime": [
      0,
      625,
      1250,
      1875,
      3125,
      3750,
      4375,
      5625
    ],
    "referenceDuration": [
      591.1458333333333,
      591.1458333333333,
      591.1458333333333,
      1184.895833333333,
      591.1458333333335,
      591.1458333333339,
      1184.895833333334,
      4153.645833333334
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-05T14:45:12.583Z",
    "pressedKeys": [
      72,
      72,
      72,
      72,
      69,
      64,
      67,
      65
    ],
    "pressedTime": [
      0,
      467,
      766,
      1172,
      2229,
      2691,
      3190,
      3830
    ],
    "pressedDuration": [
      333,
      144,
      169,
      842,
      336,
      381,
      390,
      2113
    ],
    "pressedvelocity": [
      60,
      60,
      61,
      70,
      85,
      61,
      85,
      64
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 51.82306007527336,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      467,
      299,
      406,
      1057,
      462,
      499,
      640
    ],
    "interOnsetIntervalsRelativeError": 53.794285714285714,
    "relativeInterOnsetIntervalsRelativeError": 7.998881014546811,
    "sequenceDuration": -1717,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 2,
    "_id": "6185437d2eb017001a438161",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 19,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": true,
    "timestamp": "2021-11-05T14:45:19.902Z",
    "textContent": "Du har spelat melodin rätt 1 gånger av 3.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/04_KillingMeSoftly_1.mid",
    "referenceKeys": [
      72,
      72,
      72,
      72,
      69,
      64,
      67,
      65
    ],
    "referenceTime": [
      0,
      625,
      1250,
      1875,
      3125,
      3750,
      4375,
      5625
    ],
    "referenceDuration": [
      591.1458333333333,
      591.1458333333333,
      591.1458333333333,
      1184.895833333333,
      591.1458333333335,
      591.1458333333339,
      1184.895833333334,
      4153.645833333334
    ],
    "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": "2021-11-05T14:45:19.902Z",
    "pressedKeyboardKeys": [
      "s"
    ],
    "pressedKeyboardTime": [
      0
    ],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 2,
    "_id": "618543842eb017001a438162",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 18,
    "innerStepIndex": 0,
    "repetition": 3,
    "isInPrelude": true,
    "timestamp": "2021-11-05T14:45:26.484Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/04_KillingMeSoftly_1.mid",
    "referenceKeys": [
      72,
      72,
      72,
      72,
      69,
      64,
      67,
      65
    ],
    "referenceTime": [
      0,
      625,
      1250,
      1875,
      3125,
      3750,
      4375,
      5625
    ],
    "referenceDuration": [
      591.1458333333333,
      591.1458333333333,
      591.1458333333333,
      1184.895833333333,
      591.1458333333335,
      591.1458333333339,
      1184.895833333334,
      4153.645833333334
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-05T14:45:20.909Z",
    "pressedKeys": [
      72,
      72,
      72,
      72,
      69,
      64,
      67,
      65
    ],
    "pressedTime": [
      0,
      384,
      725,
      1128,
      2137,
      2525,
      2888,
      3500
    ],
    "pressedDuration": [
      156,
      115,
      127,
      793,
      280,
      267,
      375,
      2074
    ],
    "pressedvelocity": [
      63,
      61,
      61,
      85,
      70,
      58,
      63,
      55
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 61.454358201421854,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      384,
      341,
      403,
      1009,
      388,
      363,
      612
    ],
    "interOnsetIntervalsRelativeError": 66.47999999999999,
    "relativeInterOnsetIntervalsRelativeError": 4.765306122448976,
    "sequenceDuration": -1426,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 2,
    "_id": "618543852eb017001a438163",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 19,
    "innerStepIndex": 0,
    "repetition": 3,
    "isInPrelude": true,
    "timestamp": "2021-11-05T14:45:27.533Z",
    "textContent": "Du har spelat melodin rätt 2 gånger av 3.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/04_KillingMeSoftly_1.mid",
    "referenceKeys": [
      72,
      72,
      72,
      72,
      69,
      64,
      67,
      65
    ],
    "referenceTime": [
      0,
      625,
      1250,
      1875,
      3125,
      3750,
      4375,
      5625
    ],
    "referenceDuration": [
      591.1458333333333,
      591.1458333333333,
      591.1458333333333,
      1184.895833333333,
      591.1458333333335,
      591.1458333333339,
      1184.895833333334,
      4153.645833333334
    ],
    "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": "2021-11-05T14:45:27.532Z",
    "pressedKeyboardKeys": [
      "s"
    ],
    "pressedKeyboardTime": [
      0
    ],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 2,
    "_id": "6185438c2eb017001a438164",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 18,
    "innerStepIndex": 0,
    "repetition": 4,
    "isInPrelude": true,
    "timestamp": "2021-11-05T14:45:34.633Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/04_KillingMeSoftly_1.mid",
    "referenceKeys": [
      72,
      72,
      72,
      72,
      69,
      64,
      67,
      65
    ],
    "referenceTime": [
      0,
      625,
      1250,
      1875,
      3125,
      3750,
      4375,
      5625
    ],
    "referenceDuration": [
      591.1458333333333,
      591.1458333333333,
      591.1458333333333,
      1184.895833333333,
      591.1458333333335,
      591.1458333333339,
      1184.895833333334,
      4153.645833333334
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-05T14:45:28.566Z",
    "pressedKeys": [
      72,
      72,
      72,
      72,
      69,
      64,
      67,
      65
    ],
    "pressedTime": [
      0,
      362,
      684,
      1078,
      2258,
      2666,
      2985,
      3601
    ],
    "pressedDuration": [
      123,
      116,
      129,
      1042,
      350,
      228,
      446,
      2465
    ],
    "pressedvelocity": [
      63,
      63,
      61,
      70,
      70,
      63,
      57,
      61
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 56.88071153516089,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      362,
      322,
      394,
      1180,
      408,
      319,
      616
    ],
    "interOnsetIntervalsRelativeError": 61.39428571428572,
    "relativeInterOnsetIntervalsRelativeError": 10.039274804617763,
    "sequenceDuration": -1136,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 2,
    "_id": "6185438d2eb017001a438165",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 19,
    "innerStepIndex": 0,
    "repetition": 4,
    "isInPrelude": true,
    "timestamp": "2021-11-05T14:45:35.878Z",
    "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/04_KillingMeSoftly_1.mid",
    "referenceKeys": [
      72,
      72,
      72,
      72,
      69,
      64,
      67,
      65
    ],
    "referenceTime": [
      0,
      625,
      1250,
      1875,
      3125,
      3750,
      4375,
      5625
    ],
    "referenceDuration": [
      591.1458333333333,
      591.1458333333333,
      591.1458333333333,
      1184.895833333333,
      591.1458333333335,
      591.1458333333339,
      1184.895833333334,
      4153.645833333334
    ],
    "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": 2,
    "_id": "6185438e2eb017001a438166",
    "blockType": "instruction",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 16,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": true,
    "timestamp": "2021-11-05T14:45:36.597Z",
    "textContent": "Killing Me Softly\n2/3",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/04_KillingMeSoftly_2.mid",
    "referenceKeys": [
      71,
      71,
      71,
      71,
      67,
      62,
      64
    ],
    "referenceTime": [
      0,
      625,
      1250,
      1875,
      3125,
      3750,
      4375
    ],
    "referenceDuration": [
      591.1458333333333,
      591.1458333333333,
      591.1458333333333,
      1184.895833333333,
      591.1458333333335,
      591.1458333333339,
      5341.145833333332
    ],
    "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": 2,
    "_id": "618543a02eb017001a438167",
    "blockType": "video",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 17,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": true,
    "timestamp": "2021-11-05T14:45:54.762Z",
    "textContent": "Spela tillsammans med videon.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/04_KillingMeSoftly_2.mid",
    "referenceKeys": [
      71,
      71,
      71,
      71,
      67,
      62,
      64
    ],
    "referenceTime": [
      0,
      625,
      1250,
      1875,
      3125,
      3750,
      4375
    ],
    "referenceDuration": [
      591.1458333333333,
      591.1458333333333,
      591.1458333333333,
      1184.895833333333,
      591.1458333333335,
      591.1458333333339,
      5341.145833333332
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-05T14:45:42.787Z",
    "pressedKeys": [
      71,
      71,
      71,
      71,
      67,
      64,
      65,
      64,
      65,
      64,
      62,
      64
    ],
    "pressedTime": [
      0,
      434,
      965,
      1665,
      2908,
      3961,
      4373,
      5591,
      6270,
      7904,
      8481,
      8830
    ],
    "pressedDuration": [
      217,
      216,
      157,
      1094,
      801,
      254,
      1028,
      475,
      1525,
      402,
      270,
      588
    ],
    "pressedvelocity": [
      96,
      75,
      80,
      64,
      57,
      91,
      63,
      80,
      91,
      64,
      60,
      75
    ],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 2,
    "_id": "618543a62eb017001a438168",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 18,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": true,
    "timestamp": "2021-11-05T14:46:00.944Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/04_KillingMeSoftly_2.mid",
    "referenceKeys": [
      71,
      71,
      71,
      71,
      67,
      62,
      64
    ],
    "referenceTime": [
      0,
      625,
      1250,
      1875,
      3125,
      3750,
      4375
    ],
    "referenceDuration": [
      591.1458333333333,
      591.1458333333333,
      591.1458333333333,
      1184.895833333333,
      591.1458333333335,
      591.1458333333339,
      5341.145833333332
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-05T14:45:56.432Z",
    "pressedKeys": [
      71,
      71,
      71,
      71,
      67,
      62,
      64
    ],
    "pressedTime": [
      0,
      339,
      656,
      1070,
      1936,
      2319,
      2717
    ],
    "pressedDuration": [
      114,
      124,
      134,
      724,
      203,
      310,
      1793
    ],
    "pressedvelocity": [
      64,
      64,
      64,
      64,
      64,
      75,
      63
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 65.08839364279801,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      339,
      317,
      414,
      866,
      383,
      398
    ],
    "interOnsetIntervalsRelativeError": 78.23333333333333,
    "relativeInterOnsetIntervalsRelativeError": 2.09115445957551,
    "sequenceDuration": -924,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 2,
    "_id": "618543a72eb017001a438169",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 19,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": true,
    "timestamp": "2021-11-05T14:46:02.291Z",
    "textContent": "Du har spelat melodin rätt 1 gånger av 3.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/04_KillingMeSoftly_2.mid",
    "referenceKeys": [
      71,
      71,
      71,
      71,
      67,
      62,
      64
    ],
    "referenceTime": [
      0,
      625,
      1250,
      1875,
      3125,
      3750,
      4375
    ],
    "referenceDuration": [
      591.1458333333333,
      591.1458333333333,
      591.1458333333333,
      1184.895833333333,
      591.1458333333335,
      591.1458333333339,
      5341.145833333332
    ],
    "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": "2021-11-05T14:46:02.290Z",
    "pressedKeyboardKeys": [
      "s"
    ],
    "pressedKeyboardTime": [
      0
    ],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 2,
    "_id": "618543ad2eb017001a43816a",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 18,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": true,
    "timestamp": "2021-11-05T14:46:07.548Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/04_KillingMeSoftly_2.mid",
    "referenceKeys": [
      71,
      71,
      71,
      71,
      67,
      62,
      64
    ],
    "referenceTime": [
      0,
      625,
      1250,
      1875,
      3125,
      3750,
      4375
    ],
    "referenceDuration": [
      591.1458333333333,
      591.1458333333333,
      591.1458333333333,
      1184.895833333333,
      591.1458333333335,
      591.1458333333339,
      5341.145833333332
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-05T14:46:03.210Z",
    "pressedKeys": [
      71,
      71,
      71,
      71,
      67,
      62,
      64
    ],
    "pressedTime": [
      0,
      395,
      746,
      1160,
      2005,
      2357,
      2768
    ],
    "pressedDuration": [
      106,
      94,
      108,
      776,
      202,
      358,
      1568
    ],
    "pressedvelocity": [
      85,
      70,
      61,
      70,
      75,
      64,
      53
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 65.47407631796699,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      395,
      351,
      414,
      845,
      352,
      411
    ],
    "interOnsetIntervalsRelativeError": 70.28666666666666,
    "relativeInterOnsetIntervalsRelativeError": 0.36970134874759186,
    "sequenceDuration": -1200,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 2,
    "_id": "618543af2eb017001a43816b",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 19,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": true,
    "timestamp": "2021-11-05T14:46:10.013Z",
    "textContent": "Du har spelat melodin rätt 2 gånger av 3.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/04_KillingMeSoftly_2.mid",
    "referenceKeys": [
      71,
      71,
      71,
      71,
      67,
      62,
      64
    ],
    "referenceTime": [
      0,
      625,
      1250,
      1875,
      3125,
      3750,
      4375
    ],
    "referenceDuration": [
      591.1458333333333,
      591.1458333333333,
      591.1458333333333,
      1184.895833333333,
      591.1458333333335,
      591.1458333333339,
      5341.145833333332
    ],
    "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": "2021-11-05T14:46:10.013Z",
    "pressedKeyboardKeys": [
      "s"
    ],
    "pressedKeyboardTime": [
      0
    ],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 2,
    "_id": "618543b52eb017001a43816c",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 18,
    "innerStepIndex": 0,
    "repetition": 3,
    "isInPrelude": true,
    "timestamp": "2021-11-05T14:46:15.811Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/04_KillingMeSoftly_2.mid",
    "referenceKeys": [
      71,
      71,
      71,
      71,
      67,
      62,
      64
    ],
    "referenceTime": [
      0,
      625,
      1250,
      1875,
      3125,
      3750,
      4375
    ],
    "referenceDuration": [
      591.1458333333333,
      591.1458333333333,
      591.1458333333333,
      1184.895833333333,
      591.1458333333335,
      591.1458333333339,
      5341.145833333332
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-05T14:46:11.101Z",
    "pressedKeys": [
      71,
      71,
      71,
      71,
      67,
      62,
      64
    ],
    "pressedTime": [
      0,
      362,
      666,
      1069,
      1985,
      2402,
      2762
    ],
    "pressedDuration": [
      105,
      108,
      128,
      868,
      344,
      2,
      1947
    ],
    "pressedvelocity": [
      63,
      64,
      62,
      80,
      70,
      85,
      80
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 67.72525502055147,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      362,
      304,
      403,
      916,
      417,
      360
    ],
    "interOnsetIntervalsRelativeError": 73.84666666666668,
    "relativeInterOnsetIntervalsRelativeError": 3.1716147719044163,
    "sequenceDuration": -815,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 2,
    "_id": "618543b62eb017001a43816d",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 19,
    "innerStepIndex": 0,
    "repetition": 3,
    "isInPrelude": true,
    "timestamp": "2021-11-05T14:46:17.173Z",
    "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/04_KillingMeSoftly_2.mid",
    "referenceKeys": [
      71,
      71,
      71,
      71,
      67,
      62,
      64
    ],
    "referenceTime": [
      0,
      625,
      1250,
      1875,
      3125,
      3750,
      4375
    ],
    "referenceDuration": [
      591.1458333333333,
      591.1458333333333,
      591.1458333333333,
      1184.895833333333,
      591.1458333333335,
      591.1458333333339,
      5341.145833333332
    ],
    "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": 2,
    "_id": "618543b82eb017001a43816e",
    "blockType": "instruction",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 16,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": true,
    "timestamp": "2021-11-05T14:46:18.526Z",
    "textContent": "Killing Me Softly\n3/3",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/04_KillingMeSoftly_3.mid",
    "referenceKeys": [
      72,
      72,
      72,
      72,
      69,
      64,
      67,
      65,
      71,
      71,
      71,
      71,
      67,
      62,
      64
    ],
    "referenceTime": [
      0,
      625,
      1250,
      1875,
      3125,
      3750,
      4375,
      5625,
      10000,
      10625,
      11250,
      11875,
      13125,
      13750,
      14375
    ],
    "referenceDuration": [
      591.1458333333333,
      591.1458333333333,
      591.1458333333333,
      1184.895833333333,
      591.1458333333335,
      591.1458333333339,
      1184.895833333334,
      4153.645833333334,
      591.1458333333321,
      591.1458333333321,
      591.1458333333321,
      1184.8958333333321,
      591.1458333333321,
      591.1458333333321,
      5341.145833333336
    ],
    "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": 2,
    "_id": "618543d42eb017001a43816f",
    "blockType": "video",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 17,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": true,
    "timestamp": "2021-11-05T14:46:46.953Z",
    "textContent": "Spela tillsammans med videon.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/04_KillingMeSoftly_3.mid",
    "referenceKeys": [
      72,
      72,
      72,
      72,
      69,
      64,
      67,
      65,
      71,
      71,
      71,
      71,
      67,
      62,
      64
    ],
    "referenceTime": [
      0,
      625,
      1250,
      1875,
      3125,
      3750,
      4375,
      5625,
      10000,
      10625,
      11250,
      11875,
      13125,
      13750,
      14375
    ],
    "referenceDuration": [
      591.1458333333333,
      591.1458333333333,
      591.1458333333333,
      1184.895833333333,
      591.1458333333335,
      591.1458333333339,
      1184.895833333334,
      4153.645833333334,
      591.1458333333321,
      591.1458333333321,
      591.1458333333321,
      1184.8958333333321,
      591.1458333333321,
      591.1458333333321,
      5341.145833333336
    ],
    "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": "2021-11-05T14:46:24.856Z",
    "pressedKeys": [
      72,
      72,
      72,
      72,
      69,
      64,
      67,
      65,
      71,
      71,
      71,
      71,
      67,
      62,
      64
    ],
    "pressedTime": [
      0,
      529,
      1227,
      1844,
      2952,
      3662,
      4330,
      5292,
      9944,
      10521,
      11102,
      11727,
      12942,
      13708,
      14386
    ],
    "pressedDuration": [
      329,
      390,
      198,
      921,
      551,
      409,
      481,
      4026,
      297,
      269,
      211,
      813,
      491,
      347,
      3920
    ],
    "pressedvelocity": [
      61,
      49,
      48,
      59,
      75,
      58,
      60,
      70,
      62,
      63,
      61,
      64,
      61,
      59,
      63
    ],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 2,
    "_id": "618543df2eb017001a438170",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 18,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": true,
    "timestamp": "2021-11-05T14:46:58.068Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/04_KillingMeSoftly_3.mid",
    "referenceKeys": [
      72,
      72,
      72,
      72,
      69,
      64,
      67,
      65,
      71,
      71,
      71,
      71,
      67,
      62,
      64
    ],
    "referenceTime": [
      0,
      625,
      1250,
      1875,
      3125,
      3750,
      4375,
      5625,
      10000,
      10625,
      11250,
      11875,
      13125,
      13750,
      14375
    ],
    "referenceDuration": [
      591.1458333333333,
      591.1458333333333,
      591.1458333333333,
      1184.895833333333,
      591.1458333333335,
      591.1458333333339,
      1184.895833333334,
      4153.645833333334,
      591.1458333333321,
      591.1458333333321,
      591.1458333333321,
      1184.8958333333321,
      591.1458333333321,
      591.1458333333321,
      5341.145833333336
    ],
    "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": "2021-11-05T14:46:47.719Z",
    "pressedKeys": [
      72,
      72,
      72,
      72,
      69,
      64,
      67,
      65,
      71,
      71,
      71,
      71,
      67,
      62,
      64
    ],
    "pressedTime": [
      0,
      340,
      684,
      1052,
      1819,
      2170,
      2547,
      3116,
      5796,
      6129,
      6458,
      6828,
      7664,
      8042,
      8375
    ],
    "pressedDuration": [
      129,
      130,
      140,
      665,
      275,
      283,
      338,
      1980,
      120,
      115,
      133,
      791,
      35,
      156,
      1973
    ],
    "pressedvelocity": [
      70,
      56,
      75,
      80,
      64,
      75,
      60,
      51,
      91,
      75,
      80,
      80,
      60,
      62,
      59
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 67.1689719783379,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      340,
      344,
      368,
      767,
      351,
      377,
      569,
      2680,
      333,
      329,
      370,
      836,
      378,
      333
    ],
    "interOnsetIntervalsRelativeError": 284.21510204081636,
    "relativeInterOnsetIntervalsRelativeError": 1.1901918976545844,
    "sequenceDuration": -6402,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 2,
    "_id": "618543e02eb017001a438171",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 19,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": true,
    "timestamp": "2021-11-05T14:46:59.341Z",
    "textContent": "Du har spelat melodin rätt 1 gånger av 3.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/04_KillingMeSoftly_3.mid",
    "referenceKeys": [
      72,
      72,
      72,
      72,
      69,
      64,
      67,
      65,
      71,
      71,
      71,
      71,
      67,
      62,
      64
    ],
    "referenceTime": [
      0,
      625,
      1250,
      1875,
      3125,
      3750,
      4375,
      5625,
      10000,
      10625,
      11250,
      11875,
      13125,
      13750,
      14375
    ],
    "referenceDuration": [
      591.1458333333333,
      591.1458333333333,
      591.1458333333333,
      1184.895833333333,
      591.1458333333335,
      591.1458333333339,
      1184.895833333334,
      4153.645833333334,
      591.1458333333321,
      591.1458333333321,
      591.1458333333321,
      1184.8958333333321,
      591.1458333333321,
      591.1458333333321,
      5341.145833333336
    ],
    "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": "2021-11-05T14:46:59.341Z",
    "pressedKeyboardKeys": [
      "s"
    ],
    "pressedKeyboardTime": [
      0
    ],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 2,
    "_id": "618543ec2eb017001a438172",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 18,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": true,
    "timestamp": "2021-11-05T14:47:10.902Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/04_KillingMeSoftly_3.mid",
    "referenceKeys": [
      72,
      72,
      72,
      72,
      69,
      64,
      67,
      65,
      71,
      71,
      71,
      71,
      67,
      62,
      64
    ],
    "referenceTime": [
      0,
      625,
      1250,
      1875,
      3125,
      3750,
      4375,
      5625,
      10000,
      10625,
      11250,
      11875,
      13125,
      13750,
      14375
    ],
    "referenceDuration": [
      591.1458333333333,
      591.1458333333333,
      591.1458333333333,
      1184.895833333333,
      591.1458333333335,
      591.1458333333339,
      1184.895833333334,
      4153.645833333334,
      591.1458333333321,
      591.1458333333321,
      591.1458333333321,
      1184.8958333333321,
      591.1458333333321,
      591.1458333333321,
      5341.145833333336
    ],
    "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": "2021-11-05T14:47:00.490Z",
    "pressedKeys": [
      72,
      72,
      72,
      72,
      69,
      64,
      67,
      65,
      71,
      71,
      71,
      71,
      67,
      62,
      64
    ],
    "pressedTime": [
      0,
      358,
      675,
      1077,
      1895,
      2282,
      2651,
      3344,
      5920,
      6257,
      6579,
      6976,
      7746,
      8102,
      8507
    ],
    "pressedDuration": [
      133,
      129,
      152,
      780,
      4,
      165,
      464,
      1978,
      111,
      118,
      127,
      752,
      239,
      361,
      1904
    ],
    "pressedvelocity": [
      64,
      60,
      55,
      70,
      58,
      64,
      56,
      64,
      75,
      63,
      85,
      64,
      70,
      85,
      62
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 65.86239511927474,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      358,
      317,
      402,
      818,
      387,
      369,
      693,
      2576,
      337,
      322,
      397,
      770,
      356,
      405
    ],
    "interOnsetIntervalsRelativeError": 274.12285714285713,
    "relativeInterOnsetIntervalsRelativeError": 0.558279736015717,
    "sequenceDuration": -6603,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 2,
    "_id": "618543ed2eb017001a438173",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 19,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": true,
    "timestamp": "2021-11-05T14:47:12.025Z",
    "textContent": "Du har spelat melodin rätt 2 gånger av 3.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/04_KillingMeSoftly_3.mid",
    "referenceKeys": [
      72,
      72,
      72,
      72,
      69,
      64,
      67,
      65,
      71,
      71,
      71,
      71,
      67,
      62,
      64
    ],
    "referenceTime": [
      0,
      625,
      1250,
      1875,
      3125,
      3750,
      4375,
      5625,
      10000,
      10625,
      11250,
      11875,
      13125,
      13750,
      14375
    ],
    "referenceDuration": [
      591.1458333333333,
      591.1458333333333,
      591.1458333333333,
      1184.895833333333,
      591.1458333333335,
      591.1458333333339,
      1184.895833333334,
      4153.645833333334,
      591.1458333333321,
      591.1458333333321,
      591.1458333333321,
      1184.8958333333321,
      591.1458333333321,
      591.1458333333321,
      5341.145833333336
    ],
    "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": "2021-11-05T14:47:12.025Z",
    "pressedKeyboardKeys": [
      "s"
    ],
    "pressedKeyboardTime": [
      0
    ],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 2,
    "_id": "618543f82eb017001a438174",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 18,
    "innerStepIndex": 0,
    "repetition": 3,
    "isInPrelude": true,
    "timestamp": "2021-11-05T14:47:22.763Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/04_KillingMeSoftly_3.mid",
    "referenceKeys": [
      72,
      72,
      72,
      72,
      69,
      64,
      67,
      65,
      71,
      71,
      71,
      71,
      67,
      62,
      64
    ],
    "referenceTime": [
      0,
      625,
      1250,
      1875,
      3125,
      3750,
      4375,
      5625,
      10000,
      10625,
      11250,
      11875,
      13125,
      13750,
      14375
    ],
    "referenceDuration": [
      591.1458333333333,
      591.1458333333333,
      591.1458333333333,
      1184.895833333333,
      591.1458333333335,
      591.1458333333339,
      1184.895833333334,
      4153.645833333334,
      591.1458333333321,
      591.1458333333321,
      591.1458333333321,
      1184.8958333333321,
      591.1458333333321,
      591.1458333333321,
      5341.145833333336
    ],
    "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": "2021-11-05T14:47:13.287Z",
    "pressedKeys": [
      72,
      72,
      72,
      72,
      69,
      64,
      67,
      65,
      71,
      71,
      71,
      71,
      67,
      62,
      64
    ],
    "pressedTime": [
      0,
      346,
      690,
      1086,
      1844,
      2220,
      2588,
      3202,
      5609,
      5946,
      6277,
      6646,
      7335,
      7722,
      7982
    ],
    "pressedDuration": [
      141,
      147,
      145,
      733,
      337,
      1,
      519,
      1824,
      116,
      120,
      149,
      671,
      49,
      182,
      1492
    ],
    "pressedvelocity": [
      63,
      58,
      60,
      75,
      96,
      70,
      96,
      55,
      85,
      64,
      64,
      70,
      62,
      96,
      63
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 68.74872453874204,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      346,
      344,
      396,
      758,
      376,
      368,
      614,
      2407,
      337,
      331,
      369,
      689,
      387,
      260
    ],
    "interOnsetIntervalsRelativeError": 297.4061224489796,
    "relativeInterOnsetIntervalsRelativeError": 1.5885742921573527,
    "sequenceDuration": -6490,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 2,
    "_id": "618543f92eb017001a438175",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 19,
    "innerStepIndex": 0,
    "repetition": 3,
    "isInPrelude": true,
    "timestamp": "2021-11-05T14:47:24.034Z",
    "textContent": "Utmärkt, du har nu klarat av hela melodin!\n\nNu ska du få spela nästa melodi.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/04_KillingMeSoftly_3.mid",
    "referenceKeys": [
      72,
      72,
      72,
      72,
      69,
      64,
      67,
      65,
      71,
      71,
      71,
      71,
      67,
      62,
      64
    ],
    "referenceTime": [
      0,
      625,
      1250,
      1875,
      3125,
      3750,
      4375,
      5625,
      10000,
      10625,
      11250,
      11875,
      13125,
      13750,
      14375
    ],
    "referenceDuration": [
      591.1458333333333,
      591.1458333333333,
      591.1458333333333,
      1184.895833333333,
      591.1458333333335,
      591.1458333333339,
      1184.895833333334,
      4153.645833333334,
      591.1458333333321,
      591.1458333333321,
      591.1458333333321,
      1184.8958333333321,
      591.1458333333321,
      591.1458333333321,
      5341.145833333336
    ],
    "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
  }
]
Fri Nov 05 2021 14:44:11 GMT+0000 (Coordinated Universal Time)
Fri Nov 05 2021 14:47:21 GMT+0000 (Coordinated Universal Time)
29
618543f92eb017001a438176
614dbf856e173e001465a4ef
60e2a576f652020013b85afa
614dbf856e173e001465a4f0
60e2b251f652020013b860a1
melody-5
0
twins experiment
Fri Nov 05 2021 14:47:24 GMT+0000 (Coordinated Universal Time)
week4-6
4
PN3
sweedish twins experiment
week 4-6
1
[
  {
    "isInTimeUp": false,
    "_id": "618544c22eb017001a4381a4",
    "time": "2021-11-05T14:50:44.503Z",
    "nextLogLabel": "melody-6"
  }
]
*** LARGE PROPERTY ***
~114 KB
Preview:[{"startCount":2,"_id":"6
Click to fetch this property
Fri Nov 05 2021 14:47:21 GMT+0000 (Coordinated Universal Time)
Fri Nov 05 2021 14:50:42 GMT+0000 (Coordinated Universal Time)
44
618544c22eb017001a4381a3
614dbf856e173e001465a4ef
60e2a576f652020013b85afa
614dbf856e173e001465a4f0
60e2b251f652020013b860a1
melody-6
0
twins experiment
Fri Nov 05 2021 14:50:44 GMT+0000 (Coordinated Universal Time)
week4-6
4
PN3
sweedish twins experiment
week 4-6
1
[
  {
    "isInTimeUp": false,
    "_id": "618545582eb017001a4381c1",
    "time": "2021-11-05T14:53:14.593Z",
    "nextLogLabel": "melody-7"
  }
]
[
  {
    "startCount": 2,
    "_id": "618544cd2eb017001a4381a5",
    "blockType": "cue",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 25,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": true,
    "timestamp": "2021-11-05T14:50:56.338Z",
    "textContent": "Tryck på mellanslagstangenten och lyssna på melodin.\n\n'Singing In The Rain'",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/06_SingingInTheRain_0.mid",
    "referenceKeys": [
      62,
      74,
      71,
      69,
      67,
      64,
      62,
      67,
      67,
      69,
      71,
      74
    ],
    "referenceTime": [
      666.667,
      1333.334,
      3000.0015000000003,
      3333.335,
      3666.6685,
      4000.0020000000004,
      6000.003000000001,
      6666.67,
      8333.337500000001,
      8666.671,
      9000.0045,
      9333.338
    ],
    "referenceDuration": [
      631.9447604166667,
      1581.945235416667,
      315.27793541666637,
      315.2779354166668,
      315.27793541666637,
      1898.6120604166663,
      631.9447604166663,
      1581.9452354166667,
      315.27793541666506,
      315.27793541666506,
      315.2779354166668,
      1581.9452354166667
    ],
    "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
    ],
    "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": 2,
    "_id": "618544cf2eb017001a4381a6",
    "blockType": "instruction",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 26,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": true,
    "timestamp": "2021-11-05T14:50:57.612Z",
    "textContent": "Singing In The Rain\n1/3",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/06_SingingInTheRain_1.mid",
    "referenceKeys": [
      62,
      74,
      71,
      69,
      67,
      64
    ],
    "referenceTime": [
      967.741,
      1935.482,
      4354.8345,
      4838.705,
      5322.5755,
      5806.445999999999
    ],
    "referenceDuration": [
      917.3378229166667,
      2296.368747916667,
      457.6608479166664,
      457.6608479166664,
      457.6608479166664,
      2756.0457229166673
    ],
    "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": 2,
    "_id": "618544dd2eb017001a4381a7",
    "blockType": "video",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 27,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": true,
    "timestamp": "2021-11-05T14:51:11.788Z",
    "textContent": "Spela tillsammans med videon.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/06_SingingInTheRain_1.mid",
    "referenceKeys": [
      62,
      74,
      71,
      69,
      67,
      64
    ],
    "referenceTime": [
      967.741,
      1935.482,
      4354.8345,
      4838.705,
      5322.5755,
      5806.445999999999
    ],
    "referenceDuration": [
      917.3378229166667,
      2296.368747916667,
      457.6608479166664,
      457.6608479166664,
      457.6608479166664,
      2756.0457229166673
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-05T14:51:01.361Z",
    "pressedKeys": [
      62,
      74,
      71,
      69,
      67,
      64
    ],
    "pressedTime": [
      0,
      1839,
      3700,
      4108,
      4611,
      5618
    ],
    "pressedDuration": [
      1248,
      1363,
      241,
      223,
      233,
      2986
    ],
    "pressedvelocity": [
      61,
      70,
      96,
      80,
      64,
      33
    ],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 2,
    "_id": "618544e42eb017001a4381a8",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 28,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": true,
    "timestamp": "2021-11-05T14:51:18.713Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/06_SingingInTheRain_1.mid",
    "referenceKeys": [
      62,
      74,
      71,
      69,
      67,
      64
    ],
    "referenceTime": [
      967.741,
      1935.482,
      4354.8345,
      4838.705,
      5322.5755,
      5806.445999999999
    ],
    "referenceDuration": [
      917.3378229166667,
      2296.368747916667,
      457.6608479166664,
      457.6608479166664,
      457.6608479166664,
      2756.0457229166673
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-05T14:51:12.480Z",
    "pressedKeys": [
      62,
      74,
      71,
      69,
      67,
      64
    ],
    "pressedTime": [
      0,
      1276,
      3187,
      3501,
      3865,
      4272
    ],
    "pressedDuration": [
      752,
      1514,
      208,
      252,
      241,
      1958
    ],
    "pressedvelocity": [
      80,
      91,
      80,
      63,
      61,
      70
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 37.979912155202086,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      1276,
      1911,
      314,
      364,
      407
    ],
    "interOnsetIntervalsRelativeError": 125.66063481861374,
    "relativeInterOnsetIntervalsRelativeError": 12.23408239700375,
    "sequenceDuration": -2314,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 2,
    "_id": "618544e52eb017001a4381a9",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 29,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": true,
    "timestamp": "2021-11-05T14:51:19.743Z",
    "textContent": "Du har spelat melodin rätt 1 gånger av 3.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/06_SingingInTheRain_1.mid",
    "referenceKeys": [
      62,
      74,
      71,
      69,
      67,
      64
    ],
    "referenceTime": [
      967.741,
      1935.482,
      4354.8345,
      4838.705,
      5322.5755,
      5806.445999999999
    ],
    "referenceDuration": [
      917.3378229166667,
      2296.368747916667,
      457.6608479166664,
      457.6608479166664,
      457.6608479166664,
      2756.0457229166673
    ],
    "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": "2021-11-05T14:51:19.742Z",
    "pressedKeyboardKeys": [
      "s"
    ],
    "pressedKeyboardTime": [
      0
    ],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 2,
    "_id": "618544eb2eb017001a4381aa",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 28,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": true,
    "timestamp": "2021-11-05T14:51:26.078Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/06_SingingInTheRain_1.mid",
    "referenceKeys": [
      62,
      74,
      71,
      69,
      67,
      64
    ],
    "referenceTime": [
      967.741,
      1935.482,
      4354.8345,
      4838.705,
      5322.5755,
      5806.445999999999
    ],
    "referenceDuration": [
      917.3378229166667,
      2296.368747916667,
      457.6608479166664,
      457.6608479166664,
      457.6608479166664,
      2756.0457229166673
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-05T14:51:20.692Z",
    "pressedKeys": [
      62,
      74,
      71,
      69,
      67,
      64
    ],
    "pressedTime": [
      0,
      1316,
      2755,
      3108,
      3381,
      3791
    ],
    "pressedDuration": [
      806,
      948,
      234,
      189,
      219,
      1593
    ],
    "pressedvelocity": [
      80,
      80,
      91,
      63,
      64,
      75
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 45.46262293397647,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      1316,
      1439,
      353,
      273,
      410
    ],
    "interOnsetIntervalsRelativeError": 179.43535346750846,
    "relativeInterOnsetIntervalsRelativeError": 19.12793458190451,
    "sequenceDuration": -2198,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 2,
    "_id": "618544ec2eb017001a4381ab",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 29,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": true,
    "timestamp": "2021-11-05T14:51:27.021Z",
    "textContent": "Du har spelat melodin rätt 2 gånger av 3.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/06_SingingInTheRain_1.mid",
    "referenceKeys": [
      62,
      74,
      71,
      69,
      67,
      64
    ],
    "referenceTime": [
      967.741,
      1935.482,
      4354.8345,
      4838.705,
      5322.5755,
      5806.445999999999
    ],
    "referenceDuration": [
      917.3378229166667,
      2296.368747916667,
      457.6608479166664,
      457.6608479166664,
      457.6608479166664,
      2756.0457229166673
    ],
    "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": "2021-11-05T14:51:27.020Z",
    "pressedKeyboardKeys": [
      "s"
    ],
    "pressedKeyboardTime": [
      0
    ],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 2,
    "_id": "618544f22eb017001a4381ac",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 28,
    "innerStepIndex": 0,
    "repetition": 3,
    "isInPrelude": true,
    "timestamp": "2021-11-05T14:51:32.845Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/06_SingingInTheRain_1.mid",
    "referenceKeys": [
      62,
      74,
      71,
      69,
      67,
      64
    ],
    "referenceTime": [
      967.741,
      1935.482,
      4354.8345,
      4838.705,
      5322.5755,
      5806.445999999999
    ],
    "referenceDuration": [
      917.3378229166667,
      2296.368747916667,
      457.6608479166664,
      457.6608479166664,
      457.6608479166664,
      2756.0457229166673
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-05T14:51:27.965Z",
    "pressedKeys": [
      62,
      74,
      71,
      69,
      67,
      64
    ],
    "pressedTime": [
      0,
      1118,
      2344,
      2629,
      2897,
      3294
    ],
    "pressedDuration": [
      688,
      920,
      251,
      165,
      234,
      1584
    ],
    "pressedvelocity": [
      61,
      75,
      85,
      63,
      63,
      85
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 47.57281643546621,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      1118,
      1226,
      285,
      268,
      397
    ],
    "interOnsetIntervalsRelativeError": 237.86420994873643,
    "relativeInterOnsetIntervalsRelativeError": 19.581056466302407,
    "sequenceDuration": -1710,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 2,
    "_id": "618544f32eb017001a4381ad",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 29,
    "innerStepIndex": 0,
    "repetition": 3,
    "isInPrelude": true,
    "timestamp": "2021-11-05T14:51:33.966Z",
    "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/06_SingingInTheRain_1.mid",
    "referenceKeys": [
      62,
      74,
      71,
      69,
      67,
      64
    ],
    "referenceTime": [
      967.741,
      1935.482,
      4354.8345,
      4838.705,
      5322.5755,
      5806.445999999999
    ],
    "referenceDuration": [
      917.3378229166667,
      2296.368747916667,
      457.6608479166664,
      457.6608479166664,
      457.6608479166664,
      2756.0457229166673
    ],
    "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": 2,
    "_id": "618544f42eb017001a4381ae",
    "blockType": "instruction",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 26,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": true,
    "timestamp": "2021-11-05T14:51:34.620Z",
    "textContent": "Singing In The Rain\n2/3",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/06_SingingInTheRain_2.mid",
    "referenceKeys": [
      62,
      67,
      67,
      69,
      71,
      74
    ],
    "referenceTime": [
      967.741,
      1935.482,
      4354.8345,
      4838.705,
      5322.5755,
      5806.445999999999
    ],
    "referenceDuration": [
      917.3378229166667,
      2296.368747916667,
      457.6608479166664,
      457.6608479166664,
      457.6608479166664,
      2296.3687479166665
    ],
    "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": 2,
    "_id": "618545022eb017001a4381af",
    "blockType": "video",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 27,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": true,
    "timestamp": "2021-11-05T14:51:48.652Z",
    "textContent": "Spela tillsammans med videon.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/06_SingingInTheRain_2.mid",
    "referenceKeys": [
      62,
      67,
      67,
      69,
      71,
      74
    ],
    "referenceTime": [
      967.741,
      1935.482,
      4354.8345,
      4838.705,
      5322.5755,
      5806.445999999999
    ],
    "referenceDuration": [
      917.3378229166667,
      2296.368747916667,
      457.6608479166664,
      457.6608479166664,
      457.6608479166664,
      2296.3687479166665
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-05T14:51:39.405Z",
    "pressedKeys": [
      62,
      67,
      67,
      69,
      71,
      74
    ],
    "pressedTime": [
      0,
      948,
      3074,
      3545,
      3995,
      4470
    ],
    "pressedDuration": [
      544,
      1581,
      340,
      197,
      191,
      4193
    ],
    "pressedvelocity": [
      64,
      46,
      61,
      91,
      80,
      62
    ],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 2,
    "_id": "618545042eb017001a4381b0",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 28,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": true,
    "timestamp": "2021-11-05T14:51:50.719Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/06_SingingInTheRain_2.mid",
    "referenceKeys": [
      62,
      67,
      67,
      69,
      71,
      74
    ],
    "referenceTime": [
      967.741,
      1935.482,
      4354.8345,
      4838.705,
      5322.5755,
      5806.445999999999
    ],
    "referenceDuration": [
      917.3378229166667,
      2296.368747916667,
      457.6608479166664,
      457.6608479166664,
      457.6608479166664,
      2296.3687479166665
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-05T14:51:49.807Z",
    "pressedKeys": [
      62,
      65
    ],
    "pressedTime": [
      0,
      910
    ],
    "pressedDuration": [
      631
    ],
    "pressedvelocity": [
      64,
      70
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 16.666666666666664,
    "durationsRelativeError": null,
    "levenshteinDistance": 5,
    "interOnsetInterval": [
      910
    ],
    "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": 2,
    "_id": "618545062eb017001a4381b1",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 29,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": true,
    "timestamp": "2021-11-05T14:51:52.685Z",
    "textContent": "Du har spelat melodin rätt 0 gånger av 3.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/06_SingingInTheRain_2.mid",
    "referenceKeys": [
      62,
      67,
      67,
      69,
      71,
      74
    ],
    "referenceTime": [
      967.741,
      1935.482,
      4354.8345,
      4838.705,
      5322.5755,
      5806.445999999999
    ],
    "referenceDuration": [
      917.3378229166667,
      2296.368747916667,
      457.6608479166664,
      457.6608479166664,
      457.6608479166664,
      2296.3687479166665
    ],
    "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": "2021-11-05T14:51:52.685Z",
    "pressedKeyboardKeys": [
      "s"
    ],
    "pressedKeyboardTime": [
      0
    ],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 2,
    "_id": "6185450c2eb017001a4381b2",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 28,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": true,
    "timestamp": "2021-11-05T14:51:58.597Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/06_SingingInTheRain_2.mid",
    "referenceKeys": [
      62,
      67,
      67,
      69,
      71,
      74
    ],
    "referenceTime": [
      967.741,
      1935.482,
      4354.8345,
      4838.705,
      5322.5755,
      5806.445999999999
    ],
    "referenceDuration": [
      917.3378229166667,
      2296.368747916667,
      457.6608479166664,
      457.6608479166664,
      457.6608479166664,
      2296.3687479166665
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-05T14:51:53.609Z",
    "pressedKeys": [
      62,
      67,
      67,
      69,
      71,
      74
    ],
    "pressedTime": [
      0,
      1192,
      2556,
      2899,
      3224,
      3598
    ],
    "pressedDuration": [
      931,
      966,
      236,
      182,
      178,
      1389
    ],
    "pressedvelocity": [
      64,
      96,
      85,
      96,
      80,
      91
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 44.78477905164274,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      1192,
      1364,
      343,
      325,
      374
    ],
    "interOnsetIntervalsRelativeError": 203.81377703331788,
    "relativeInterOnsetIntervalsRelativeError": 13.965536409116169,
    "sequenceDuration": -2209,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 2,
    "_id": "6185450d2eb017001a4381b3",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 29,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": true,
    "timestamp": "2021-11-05T14:51:59.602Z",
    "textContent": "Du har spelat melodin rätt 1 gånger av 3.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/06_SingingInTheRain_2.mid",
    "referenceKeys": [
      62,
      67,
      67,
      69,
      71,
      74
    ],
    "referenceTime": [
      967.741,
      1935.482,
      4354.8345,
      4838.705,
      5322.5755,
      5806.445999999999
    ],
    "referenceDuration": [
      917.3378229166667,
      2296.368747916667,
      457.6608479166664,
      457.6608479166664,
      457.6608479166664,
      2296.3687479166665
    ],
    "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": "2021-11-05T14:51:59.600Z",
    "pressedKeyboardKeys": [
      "s"
    ],
    "pressedKeyboardTime": [
      0
    ],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 2,
    "_id": "618545122eb017001a4381b4",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 28,
    "innerStepIndex": 0,
    "repetition": 3,
    "isInPrelude": true,
    "timestamp": "2021-11-05T14:52:05.042Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/06_SingingInTheRain_2.mid",
    "referenceKeys": [
      62,
      67,
      67,
      69,
      71,
      74
    ],
    "referenceTime": [
      967.741,
      1935.482,
      4354.8345,
      4838.705,
      5322.5755,
      5806.445999999999
    ],
    "referenceDuration": [
      917.3378229166667,
      2296.368747916667,
      457.6608479166664,
      457.6608479166664,
      457.6608479166664,
      2296.3687479166665
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-05T14:52:00.455Z",
    "pressedKeys": [
      62,
      67,
      67,
      69,
      71,
      74
    ],
    "pressedTime": [
      0,
      917,
      2171,
      2473,
      2770,
      3145
    ],
    "pressedDuration": [
      617,
      955,
      171,
      154,
      176,
      1441
    ],
    "pressedvelocity": [
      58,
      80,
      80,
      91,
      91,
      101
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 53.1553003292535,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      917,
      1254,
      302,
      297,
      375
    ],
    "interOnsetIntervalsRelativeError": 258.3738297747023,
    "relativeInterOnsetIntervalsRelativeError": 11.055643879173331,
    "sequenceDuration": -1704,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 2,
    "_id": "618545132eb017001a4381b5",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 29,
    "innerStepIndex": 0,
    "repetition": 3,
    "isInPrelude": true,
    "timestamp": "2021-11-05T14:52:06.054Z",
    "textContent": "Du har spelat melodin rätt 2 gånger av 3.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/06_SingingInTheRain_2.mid",
    "referenceKeys": [
      62,
      67,
      67,
      69,
      71,
      74
    ],
    "referenceTime": [
      967.741,
      1935.482,
      4354.8345,
      4838.705,
      5322.5755,
      5806.445999999999
    ],
    "referenceDuration": [
      917.3378229166667,
      2296.368747916667,
      457.6608479166664,
      457.6608479166664,
      457.6608479166664,
      2296.3687479166665
    ],
    "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": "2021-11-05T14:52:06.054Z",
    "pressedKeyboardKeys": [
      "s"
    ],
    "pressedKeyboardTime": [
      0
    ],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 2,
    "_id": "618545192eb017001a4381b6",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 28,
    "innerStepIndex": 0,
    "repetition": 4,
    "isInPrelude": true,
    "timestamp": "2021-11-05T14:52:11.666Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/06_SingingInTheRain_2.mid",
    "referenceKeys": [
      62,
      67,
      67,
      69,
      71,
      74
    ],
    "referenceTime": [
      967.741,
      1935.482,
      4354.8345,
      4838.705,
      5322.5755,
      5806.445999999999
    ],
    "referenceDuration": [
      917.3378229166667,
      2296.368747916667,
      457.6608479166664,
      457.6608479166664,
      457.6608479166664,
      2296.3687479166665
    ],
    "referenceVelocity": [
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197,
      0.6299212598425197
    ],
    "pressedStartTime": "2021-11-05T14:52:06.816Z",
    "pressedKeys": [
      62,
      67,
      67,
      69,
      71,
      74
    ],
    "pressedTime": [
      0,
      980,
      2193,
      2491,
      2792,
      3139
    ],
    "pressedDuration": [
      664,
      978,
      173,
      160,
      166,
      1708
    ],
    "pressedvelocity": [
      64,
      80,
      80,
      80,
      91,
      91
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 50.269441926903205,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      980,
      1213,
      298,
      301,
      347
    ],
    "interOnsetIntervalsRelativeError": 255.29036012734826,
    "relativeInterOnsetIntervalsRelativeError": 11.871933736858908,
    "sequenceDuration": -1431,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 2,
    "_id": "6185451a2eb017001a4381b7",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 29,
    "innerStepIndex": 0,
    "repetition": 4,
    "isInPrelude": true,
    "timestamp": "2021-11-05T14:52:12.787Z",
    "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/06_SingingInTheRain_2.mid",
    "referenceKeys": [
      62,
      67,
      67,
      69,
      71,
      74
    ],
    "referenceTime": [
      967.741,
      1935.482,
      4354.8345,
      4838.705,
      5322.5755,
      5806.445999999999
    ],
    "referenceDuration": [
      917.3378229166667,
      2296.368747916667,
      457.6608479166664,
      457.6608479166664,
      457.6608479166664,
      2296.3687479166665
    ],
    "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": 2,
    "_id": "6185451b2eb017001a4381b8",
    "blockType": "instruction",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 26,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": true,
    "timestamp": "2021-11-05T14:52:13.525Z",
    "textContent": "Singing In The Rain\n3/3",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/06_SingingInTheRain_3.mid",
    "referenceKeys": [
      62,
      74,
      71,
      69,
      67,
      64,
      62,
      67,
      67,
      69,
      71,
      74
    ],
    "referenceTime": [
      967.741,
      1935.482,
      4354.8345,
      4838.705,
      5322.5755,
      5806.445999999999,
      8709.669,
      9677.41,
      12096.762499999999,
      12580.632999999998,
      13064.503499999999,
      13548.374
    ],
    "referenceDuration": [
      917.3378229166667,
      2296.368747916667,
      457.6608479166664,
      457.6608479166664,
      457.6608479166664,
      2756.0457229166673,
      917.3378229166663,
      2296.3687479166665,
      457.6608479166673,
      457.6608479166673,
      457.6608479166673,
      2296.3687479166647
    ],
    "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
    ],
    "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": 2,
    "_id": "618545312eb017001a4381b9",
    "blockType": "video",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 27,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": true,
    "timestamp": "2021-11-05T14:52:36.368Z",
    "textContent": "Spela tillsammans med videon.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/06_SingingInTheRain_3.mid",
    "referenceKeys": [
      62,
      74,
      71,
      69,
      67,
      64,
      62,
      67,
      67,
      69,
      71,
      74
    ],
    "referenceTime": [
      967.741,
      1935.482,
      4354.8345,
      4838.705,
      5322.5755,
      5806.445999999999,
      8709.669,
      9677.41,
      12096.762499999999,
      12580.632999999998,
      13064.503499999999,
      13548.374
    ],
    "referenceDuration": [
      917.3378229166667,
      2296.368747916667,
      457.6608479166664,
      457.6608479166664,
      457.6608479166664,
      2756.0457229166673,
      917.3378229166663,
      2296.3687479166665,
      457.6608479166673,
      457.6608479166673,
      457.6608479166673,
      2296.3687479166647
    ],
    "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
    ],
    "pressedStartTime": "2021-11-05T14:52:19.115Z",
    "pressedKeys": [
      62,
      74,
      71,
      69,
      67,
      64,
      62,
      67,
      67,
      69,
      71,
      74
    ],
    "pressedTime": [
      0,
      1256,
      3228,
      3956,
      4451,
      5019,
      8066,
      8830,
      10984,
      11441,
      11829,
      12382
    ],
    "pressedDuration": [
      852,
      1516,
      351,
      212,
      236,
      2145,
      371,
      1819,
      342,
      223,
      155,
      2905
    ],
    "pressedvelocity": [
      49,
      80,
      75,
      80,
      70,
      60,
      80,
      70,
      64,
      70,
      80,
      48
    ],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 2,
    "_id": "6185453e2eb017001a4381ba",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 28,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": true,
    "timestamp": "2021-11-05T14:52:48.839Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/06_SingingInTheRain_3.mid",
    "referenceKeys": [
      62,
      74,
      71,
      69,
      67,
      64,
      62,
      67,
      67,
      69,
      71,
      74
    ],
    "referenceTime": [
      967.741,
      1935.482,
      4354.8345,
      4838.705,
      5322.5755,
      5806.445999999999,
      8709.669,
      9677.41,
      12096.762499999999,
      12580.632999999998,
      13064.503499999999,
      13548.374
    ],
    "referenceDuration": [
      917.3378229166667,
      2296.368747916667,
      457.6608479166664,
      457.6608479166664,
      457.6608479166664,
      2756.0457229166673,
      917.3378229166663,
      2296.3687479166665,
      457.6608479166673,
      457.6608479166673,
      457.6608479166673,
      2296.3687479166647
    ],
    "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
    ],
    "pressedStartTime": "2021-11-05T14:52:37.014Z",
    "pressedKeys": [
      62,
      74,
      71,
      69,
      67,
      64,
      62,
      67,
      67,
      69,
      71,
      74
    ],
    "pressedTime": [
      0,
      1107,
      2856,
      3170,
      3487,
      3873,
      6096,
      7009,
      8808,
      9121,
      9431,
      9818
    ],
    "pressedDuration": [
      721,
      1477,
      234,
      180,
      262,
      1776,
      697,
      1500,
      192,
      191,
      191,
      2003
    ],
    "pressedvelocity": [
      80,
      63,
      85,
      85,
      63,
      64,
      75,
      96,
      96,
      63,
      70,
      96
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 40.915831283590705,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      1107,
      1749,
      314,
      317,
      386,
      2223,
      913,
      1799,
      313,
      310,
      387
    ],
    "interOnsetIntervalsRelativeError": 228.43517316006125,
    "relativeInterOnsetIntervalsRelativeError": 6.8530898720346665,
    "sequenceDuration": -7815,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 2,
    "_id": "6185453f2eb017001a4381bb",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 29,
    "innerStepIndex": 0,
    "repetition": 1,
    "isInPrelude": true,
    "timestamp": "2021-11-05T14:52:50.035Z",
    "textContent": "Du har spelat melodin rätt 1 gånger av 3.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/06_SingingInTheRain_3.mid",
    "referenceKeys": [
      62,
      74,
      71,
      69,
      67,
      64,
      62,
      67,
      67,
      69,
      71,
      74
    ],
    "referenceTime": [
      967.741,
      1935.482,
      4354.8345,
      4838.705,
      5322.5755,
      5806.445999999999,
      8709.669,
      9677.41,
      12096.762499999999,
      12580.632999999998,
      13064.503499999999,
      13548.374
    ],
    "referenceDuration": [
      917.3378229166667,
      2296.368747916667,
      457.6608479166664,
      457.6608479166664,
      457.6608479166664,
      2756.0457229166673,
      917.3378229166663,
      2296.3687479166665,
      457.6608479166673,
      457.6608479166673,
      457.6608479166673,
      2296.3687479166647
    ],
    "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
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "2021-11-05T14:52:50.034Z",
    "pressedKeyboardKeys": [
      "s"
    ],
    "pressedKeyboardTime": [
      0
    ],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 2,
    "_id": "6185454a2eb017001a4381bc",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 28,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": true,
    "timestamp": "2021-11-05T14:53:01.046Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/06_SingingInTheRain_3.mid",
    "referenceKeys": [
      62,
      74,
      71,
      69,
      67,
      64,
      62,
      67,
      67,
      69,
      71,
      74
    ],
    "referenceTime": [
      967.741,
      1935.482,
      4354.8345,
      4838.705,
      5322.5755,
      5806.445999999999,
      8709.669,
      9677.41,
      12096.762499999999,
      12580.632999999998,
      13064.503499999999,
      13548.374
    ],
    "referenceDuration": [
      917.3378229166667,
      2296.368747916667,
      457.6608479166664,
      457.6608479166664,
      457.6608479166664,
      2756.0457229166673,
      917.3378229166663,
      2296.3687479166665,
      457.6608479166673,
      457.6608479166673,
      457.6608479166673,
      2296.3687479166647
    ],
    "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
    ],
    "pressedStartTime": "2021-11-05T14:52:50.890Z",
    "pressedKeys": [
      62,
      74,
      71,
      69,
      67,
      64,
      62,
      67,
      67,
      69,
      71,
      74
    ],
    "pressedTime": [
      0,
      964,
      2479,
      2824,
      3169,
      3543,
      5591,
      6462,
      8003,
      8302,
      8579,
      8937
    ],
    "pressedDuration": [
      681,
      1202,
      298,
      215,
      289,
      1372,
      557,
      1070,
      167,
      185,
      178,
      1215
    ],
    "pressedvelocity": [
      64,
      60,
      80,
      80,
      64,
      75,
      80,
      85,
      91,
      64,
      75,
      101
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 47.697428986325406,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      964,
      1515,
      345,
      345,
      374,
      2048,
      871,
      1541,
      299,
      277,
      358
    ],
    "interOnsetIntervalsRelativeError": 302.8822148225045,
    "relativeInterOnsetIntervalsRelativeError": 5.5943116970307285,
    "sequenceDuration": -7722,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 2,
    "_id": "6185454b2eb017001a4381bd",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 29,
    "innerStepIndex": 0,
    "repetition": 2,
    "isInPrelude": true,
    "timestamp": "2021-11-05T14:53:02.092Z",
    "textContent": "Du har spelat melodin rätt 2 gånger av 3.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/06_SingingInTheRain_3.mid",
    "referenceKeys": [
      62,
      74,
      71,
      69,
      67,
      64,
      62,
      67,
      67,
      69,
      71,
      74
    ],
    "referenceTime": [
      967.741,
      1935.482,
      4354.8345,
      4838.705,
      5322.5755,
      5806.445999999999,
      8709.669,
      9677.41,
      12096.762499999999,
      12580.632999999998,
      13064.503499999999,
      13548.374
    ],
    "referenceDuration": [
      917.3378229166667,
      2296.368747916667,
      457.6608479166664,
      457.6608479166664,
      457.6608479166664,
      2756.0457229166673,
      917.3378229166663,
      2296.3687479166665,
      457.6608479166673,
      457.6608479166673,
      457.6608479166673,
      2296.3687479166647
    ],
    "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
    ],
    "pressedStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeys": [],
    "pressedTime": [],
    "pressedDuration": [],
    "pressedvelocity": [],
    "pressConsideredStart": 0,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "2021-11-05T14:53:02.092Z",
    "pressedKeyboardKeys": [
      "s"
    ],
    "pressedKeyboardTime": [
      0
    ],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 2,
    "_id": "618545572eb017001a4381be",
    "blockType": "playing",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 28,
    "innerStepIndex": 0,
    "repetition": 3,
    "isInPrelude": true,
    "timestamp": "2021-11-05T14:53:13.537Z",
    "textContent": "Försök att spela melodin på egen hand.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/06_SingingInTheRain_3.mid",
    "referenceKeys": [
      62,
      74,
      71,
      69,
      67,
      64,
      62,
      67,
      67,
      69,
      71,
      74
    ],
    "referenceTime": [
      967.741,
      1935.482,
      4354.8345,
      4838.705,
      5322.5755,
      5806.445999999999,
      8709.669,
      9677.41,
      12096.762499999999,
      12580.632999999998,
      13064.503499999999,
      13548.374
    ],
    "referenceDuration": [
      917.3378229166667,
      2296.368747916667,
      457.6608479166664,
      457.6608479166664,
      457.6608479166664,
      2756.0457229166673,
      917.3378229166663,
      2296.3687479166665,
      457.6608479166673,
      457.6608479166673,
      457.6608479166673,
      2296.3687479166647
    ],
    "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
    ],
    "pressedStartTime": "2021-11-05T14:53:02.946Z",
    "pressedKeys": [
      62,
      74,
      71,
      69,
      67,
      64,
      62,
      67,
      67,
      69,
      71,
      74
    ],
    "pressedTime": [
      0,
      978,
      2617,
      2925,
      3233,
      3611,
      5530,
      6232,
      7878,
      8171,
      8410,
      8865
    ],
    "pressedDuration": [
      738,
      1332,
      259,
      194,
      326,
      1439,
      463,
      1247,
      0,
      191,
      290,
      1725
    ],
    "pressedvelocity": [
      64,
      58,
      75,
      60,
      62,
      64,
      80,
      85,
      80,
      70,
      101,
      96
    ],
    "pressConsideredStart": 0,
    "pitchAccuracy": 100,
    "durationsRelativeError": 46.17715026916549,
    "levenshteinDistance": 0,
    "interOnsetInterval": [
      978,
      1639,
      308,
      308,
      378,
      1919,
      702,
      1646,
      293,
      239,
      455
    ],
    "interOnsetIntervalsRelativeError": 306.34607675676295,
    "relativeInterOnsetIntervalsRelativeError": 7.42706250320463,
    "sequenceDuration": -7140,
    "errorMarginInMilliseconds": 120,
    "relativeErrorMarginInFloat": 0.1,
    "referenceKeyboardName": "@keyboard_sequence : ",
    "referenceKeyboardKeys": [],
    "pressedKeyboardStartTime": "1970-01-01T00:00:00.000Z",
    "pressedKeyboardKeys": [],
    "pressedKeyboardTime": [],
    "pressedKeyboardDuration": [],
    "pressKeyboardConsideredStart": 0
  },
  {
    "startCount": 2,
    "_id": "618545582eb017001a4381bf",
    "blockType": "feedback",
    "blockSubType": "rhythm",
    "controlType": "piano",
    "index": 29,
    "innerStepIndex": 0,
    "repetition": 3,
    "isInPrelude": true,
    "timestamp": "2021-11-05T14:53:14.571Z",
    "textContent": "Utmärkt, du har nu klarat av hela melodin!\n\nNu ska du få spela nästa melodi.",
    "pictureName": "",
    "helperImageName": "",
    "referenceName": "twins_experiment/FillerMelodies_MIDI/06_SingingInTheRain_3.mid",
    "referenceKeys": [
      62,
      74,
      71,
      69,
      67,
      64,
      62,
      67,
      67,
      69,
      71,
      74
    ],
    "referenceTime": [
      967.741,
      1935.482,
      4354.8345,
      4838.705,
      5322.5755,
      5806.445999999999,
      8709.669,
      9677.41,
      12096.762499999999,
      12580.632999999998,
      13064.503499999999,
      13548.374
    ],
    "referenceDuration": [
      917.3378229166667,
      2296.368747916667,
      457.6608479166664,
      457.6608479166664,
      457.6608479166664,
      2756.0457229166673,
      917.3378229166663,
      2296.3687479166665,
      457.6608479166673,
      457.6608479166673,
      457.6608479166673,
      2296.3687479166647
    ],
    "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
    ],
    "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
  }
]
Fri Nov 05 2021 14:50:42 GMT+0000 (Coordinated Universal Time)
Fri Nov 05 2021 14:53:12 GMT+0000 (Coordinated Universal Time)
28

Rename Collection

nodeMongoDb .

Tools

Collection Stats

Documents 9933
Total doc size 861.98 MB
Average doc size 88.86 KB
Pre-allocated size 170.93 MB
Indexes 1
Total index size 236 KB
Padding factor
Extents

Indexes

Name Columns Size Attributes Actions
_id_
_id   ASC
236 KB
 DEL