{
  "id": "-5a3oTSdP3U_168.6_173.4",
  "fps": 15.41666666666663,
  "duration": 4.800000000000011,
  "video_source": {
    "type": "youtube",
    "youtube_id": "-5a3oTSdP3U",
    "start_seconds": 168.6,
    "end_seconds": 173.4,
    "url": "https://youtube.com/watch?v=-5a3oTSdP3U&t=168",
    "embed_blocked": false
  },
  "action100m_metadata": {
    "action_brief": "Hold up pamphlet",
    "action_detailed": "Lift the brown\u2011and\u2011yellow pamphlet with both hands and show its cover to the camera while remaining seated at the table.",
    "actor": "A man wearing a black sweatshirt and glasses, seated at a white table",
    "summary": "The camera shows a man wearing a black sweatshirt and glasses seated behind a white table covered with a cloth. An off\u2011white wall and a white curtain are visible behind him. A silver\u2011blue plier rests on the tabletop. He lifts a brown\u2011covered pamphlet with a yellow outline using both hands and presents its front cover to the viewer.",
    "video_title": null,
    "video_duration": null,
    "segment_id": 12407878,
    "level": null,
    "favorited_at": null,
    "source_dataset": "Action100M",
    "license": "fair-noncommercial-research-license-v1"
  },
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    "cy": 240.0,
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  "reconstruction": {
    "hand_joints": "hand_joints.bin",
    "hand_joints_2d": "hand_joints_2d.bin",
    "hand_verts": "hand_verts.bin",
    "hand_faces": "hand_faces.bin",
    "hand_meta": "hand_meta.json",
    "objects": [
      {
        "id": 0,
        "prompt": "brown book",
        "color_hex": "#d97757",
        "ply": "objects/obj_0.ply",
        "n_points": 79920,
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        "canonical_translation": [
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        "canonical_rotation_quat": [
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        "canonical_scale": 0.1482606828212738
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        "id": 1,
        "prompt": "brown book",
        "color_hex": "#6a9460",
        "ply": "objects/obj_1.ply",
        "n_points": 35564,
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        "canonical_translation": [
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        "canonical_rotation_quat": [
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        "canonical_scale": 0.1684337556362152
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    ],
    "object_pose_traj": "object_pose.bin",
    "object_pose_shape": [
      74,
      2,
      4,
      4
    ],
    "object_obb": "object_obb.bin",
    "object_obb_shape": [
      2,
      8,
      3
    ],
    "depth_video": "depth.mp4",
    "flow_video": "flow.mp4",
    "mask_video": "mask.mp4",
    "signals": "signals.json",
    "thumb": "thumb.jpg",
    "raw": {
      "depth_npz": "depth.npz",
      "depth_unit": "millimeter",
      "depth_dtype": "uint16",
      "depth_shape": [
        74,
        480,
        853
      ],
      "masks_npz": "masks.npz",
      "masks_meta": {
        "shape": [
          74,
          480,
          853
        ],
        "oids": [
          0,
          1
        ],
        "decode": "np.unpackbits(arr[oid_K][t])[: H*W].reshape(H, W).astype(bool)"
      },
      "bg_template": "bg_template.png",
      "pose_track": "pose_track.json"
    }
  },
  "stats": {
    "n_frames": 74,
    "n_objects": 2,
    "has_grasp": false,
    "mean_trust": null,
    "mean_iou": null,
    "sam3_quality": 0.8883964672069399
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  "tracking_summary": {
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      "path": null,
      "anchor_fitness": null,
      "median_chamfer_mm": null,
      "mean_iou": null,
      "grasp_rate": 0.0,
      "trust_rate": 0.0,
      "tracking_status": "ok",
      "state_counts": {
        "static": 0,
        "grasped_l": 0,
        "grasped_r": 26,
        "grasped_both": 48,
        "moving": 0
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      "state_fractions": {
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        "moving": 0.0
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      "is_static_global": false,
      "n_state_frames": 74
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    "1": {
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      "grasp_rate": 0.0,
      "trust_rate": 0.0,
      "tracking_status": "ok",
      "state_counts": {
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      "state_fractions": {
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        "grasped": 0.0,
        "moving": 0.0
      },
      "is_static_global": true,
      "n_state_frames": 74
    }
  },
  "_license": "This sample is a derivative work of Action100M and is distributed under FAIR Noncommercial Research License v1. See LICENSE-Action100M for terms."
}