quality_summary.json

{
  "episodes": [
    {
      "capture_id": "remove-tape",
      "rgb_frames": 870,
      "duration_s": 28.983333,
      "raw_hand_timestamps": 290,
      "temporal_hand_instances": 513,
      "unknown_handedness_fraction": 0.24171539961013644,
      "max_temporal_hands_per_timestamp": 2,
      "max_raw_hands_per_timestamp": 2,
      "object_timestamps": 145,
      "object_labels": [
        "air conditioner front panel",
        "paper towel",
        "spray bottle"
      ],
      "face_detections": 0
    },
    {
      "capture_id": "brush-front-grille",
      "rgb_frames": 899,
      "duration_s": 29.951667,
      "raw_hand_timestamps": 300,
      "temporal_hand_instances": 600,
      "unknown_handedness_fraction": 0.5,
      "max_temporal_hands_per_timestamp": 2,
      "max_raw_hands_per_timestamp": 2,
      "object_timestamps": 150,
      "object_labels": [
        "air conditioner front panel",
        "spray bottle",
        "toothbrush"
      ],
      "face_detections": 0
    },
    {
      "capture_id": "brush-housing",
      "rgb_frames": 900,
      "duration_s": 29.983333,
      "raw_hand_timestamps": 300,
      "temporal_hand_instances": 373,
      "unknown_handedness_fraction": 1.0,
      "max_temporal_hands_per_timestamp": 2,
      "max_raw_hands_per_timestamp": 2,
      "object_timestamps": 137,
      "object_labels": [
        "paper towel",
        "toothbrush"
      ],
      "face_detections": 0
    },
    {
      "capture_id": "brush-panel-channels",
      "rgb_frames": 900,
      "duration_s": 29.985,
      "raw_hand_timestamps": 300,
      "temporal_hand_instances": 611,
      "unknown_handedness_fraction": 0.9934533551554828,
      "max_temporal_hands_per_timestamp": 3,
      "max_raw_hands_per_timestamp": 2,
      "object_timestamps": 144,
      "object_labels": [
        "paper towel",
        "toothbrush"
      ],
      "face_detections": 0
    },
    {
      "capture_id": "wipe-panel",
      "rgb_frames": 900,
      "duration_s": 29.983333,
      "raw_hand_timestamps": 300,
      "temporal_hand_instances": 597,
      "unknown_handedness_fraction": 0.1373534338358459,
      "max_temporal_hands_per_timestamp": 3,
      "max_raw_hands_per_timestamp": 2,
      "object_timestamps": 150,
      "object_labels": [
        "air conditioner front panel",
        "paper towel",
        "toothbrush"
      ],
      "face_detections": 0
    },
    {
      "capture_id": "wipe-panel-corners",
      "rgb_frames": 839,
      "duration_s": 27.95,
      "raw_hand_timestamps": 280,
      "temporal_hand_instances": 563,
      "unknown_handedness_fraction": 0.23978685612788633,
      "max_temporal_hands_per_timestamp": 3,
      "max_raw_hands_per_timestamp": 2,
      "object_timestamps": 135,
      "object_labels": [
        "paper towel",
        "spray bottle",
        "toothbrush"
      ],
      "face_detections": 0
    }
  ],
  "review_method": {
    "reviewer": "assistant_visual_review",
    "method": "RGB storyboard approximately every 2 seconds plus final frame; estimated overlays sampled at start, middle and end",
    "boundary_precision_s": 2.0,
    "independent_human_validation": false,
    "finding": "No visible faces or identifying private text in inspected frames. Full-frame automated face scan returned zero detections. Audio is omitted. This is not an exhaustive manual frame-by-frame privacy audit."
  },
  "annotation_accuracy": "not_independently_evaluated"
}