{
  "volunteer": "v28",
  "scenario": "s3",
  "common_start": "2026-03-27T11:19:29.426000",
  "common_end": "2026-03-27T11:20:53.816000",
  "duration_sec": 84.39,
  "n_samples": 8440,
  "sampling_rate_hz": 100,
  "detected_modalities": [
    "mocap",
    "mocap_sq",
    "emg",
    "myo_quat",
    "myo_pose",
    "eyetrack",
    "pressure",
    "imu"
  ],
  "aligned_modalities": [
    "mocap",
    "emg",
    "myo_quat",
    "myo_pose",
    "eyetrack",
    "pressure",
    "imu",
    "mocap_sq"
  ],
  "active_common_modalities": [
    "mocap",
    "mocap_sq",
    "emg",
    "myo_quat",
    "eyetrack",
    "pressure",
    "imu"
  ],
  "missing_modalities": [],
  "warnings": [],
  "videos_trimmed": [
    "v28s3. Recording 2026327 111554_Dikablis Glasses 3_Scene Cam.mp4",
    "v28s3. Recording 2026327 111554_Dikablis Glasses 3_Scene Cam_Original_Eye Tracking Video.mp4"
  ],
  "sq_processed": true,
  "tips_added": true,
  "tip_scale": 0.75,
  "base_times": {
    "mocap": "2026-03-27T11:16:33.576000",
    "eyetrack": "2026-03-27T11:15:54"
  },
  "modalities": {
    "mocap": {
      "start": "2026-03-27T11:19:29.426000",
      "end": "2026-03-27T11:20:53.816000",
      "rows": 8440,
      "path": null,
      "paths": null,
      "include_in_common": true,
      "auxiliary": false,
      "event_stream": false
    },
    "mocap_sq": {
      "start": "2026-03-27T11:19:29.426000",
      "end": "2026-03-27T11:20:53.816000",
      "rows": 8440,
      "path": null,
      "paths": null,
      "include_in_common": true,
      "auxiliary": false,
      "event_stream": false
    },
    "emg": {
      "start": "2026-03-27T11:16:28",
      "end": "2026-03-27T11:21:28.017336",
      "rows": 59578,
      "path": null,
      "paths": null,
      "include_in_common": true,
      "auxiliary": false,
      "event_stream": false
    },
    "myo_quat": {
      "start": "2026-03-27T11:16:28",
      "end": "2026-03-27T11:21:36.755604",
      "rows": 15403,
      "path": null,
      "paths": null,
      "include_in_common": true,
      "auxiliary": false,
      "event_stream": false
    },
    "myo_pose": {
      "start": "2026-03-27T11:16:28",
      "end": "2026-03-27T11:21:00.702091",
      "rows": 28,
      "path": null,
      "paths": null,
      "include_in_common": false,
      "auxiliary": false,
      "event_stream": true
    },
    "eyetrack": {
      "start": "2026-03-27T11:15:54.004000",
      "end": "2026-03-27T11:21:29.704000",
      "rows": 40285,
      "path": null,
      "paths": null,
      "include_in_common": true,
      "auxiliary": false,
      "event_stream": false
    },
    "pressure": {
      "start": "2026-03-27T10:40:14.147000",
      "end": "2026-03-27T11:21:38.647000",
      "rows": 35636,
      "path": null,
      "paths": null,
      "include_in_common": true,
      "auxiliary": true,
      "event_stream": false
    },
    "imu": {
      "start": "2026-03-27T10:40:23.993000",
      "end": "2026-04-13T16:23:32.910000",
      "rows": 4125730,
      "path": null,
      "paths": null,
      "include_in_common": true,
      "auxiliary": true,
      "event_stream": false
    }
  }
}