{ "volunteer": "v4", "scenario": "s2", "common_start": "2025-12-23T10:55:19", "common_end": "2025-12-23T10:57:02.676896", "duration_sec": 103.676896, "n_samples": 10368, "sampling_rate_hz": 100, "detected_modalities": [ "emg", "myo_quat", "pressure" ], "aligned_modalities": [ "emg", "myo_quat", "pressure" ], "active_common_modalities": [ "emg", "myo_quat", "pressure" ], "missing_modalities": [ "mocap", "mocap_sq", "myo_pose", "eyetrack", "imu" ], "warnings": [], "videos_trimmed": [], "sq_processed": false, "tips_added": false, "tip_scale": null, "base_times": {}, "modalities": { "emg": { "start": "2025-12-23T10:55:19", "end": "2025-12-23T10:57:02.676896", "rows": 20659, "path": null, "paths": null, "include_in_common": true, "auxiliary": false, "event_stream": false }, "myo_quat": { "start": "2025-12-23T10:55:19", "end": "2025-12-23T10:57:09.513273", "rows": 5528, "path": null, "paths": null, "include_in_common": true, "auxiliary": false, "event_stream": false }, "pressure": { "start": "2025-12-23T10:51:27.455000", "end": "2025-12-23T10:57:08.979000", "rows": 3826, "path": null, "paths": null, "include_in_common": true, "auxiliary": true, "event_stream": false } } }