{
  "namespace": "device+estimate+human",
  "episode_id": "20260917_133640",
  "device_uid": "d36997d92fc9",
  "observation_kind": "human_egocentric",
  "not_robot_action": true,
  "duration_s": 682.167,
  "device": {
    "rgb_hz": 30.0,
    "rgb_size": [
      1600,
      1200
    ],
    "baseline_mm": 65.94,
    "inter_eye_exposure_start_dt_us_p50": 198.0,
    "dropped_frames_gap_gt_40ms": 0,
    "imu_gyro_hz": 798.91,
    "imu_accel_hz": 798.91,
    "mag_hz": 200.0,
    "audio_packet0_minus_left_ms": 96.569,
    "factory_alignment_applied": false,
    "streams_absent": [
      "hand_tracking",
      "head_pose",
      "slam",
      "depth",
      "manus",
      "object_boxes",
      "object_masks",
      "object_6dof",
      "contact_force",
      "robot_eef_action",
      "per_joint_confidence"
    ]
  },
  "estimate": {
    "hand_2d_vision21": {
      "method": "Apple Vision VNDetectHumanHandPoseRequest",
      "not_device_output": true,
      "seconds_logged": 707,
      "sec_right_points": 525,
      "sec_left_points": 440,
      "sec_both": 410,
      "per_joint_confidence": null,
      "joint_xy": "absent; 1-second counts only",
      "triangulation": "not_run; no left-right joint correspondence"
    },
    "privacy_mosaic": {
      "method": "Vision face/person + bright-screen heuristic + wall-mark heuristic",
      "not_device_output": true,
      "sec_face": 77,
      "sec_person": 221,
      "sec_screen": 642
    },
    "stereo_distance_sample": {
      "method": "opencv_stereosgbm_lrcheck_bilateral_after_rectify",
      "not_device_output": true,
      "not_a_depth_camera": true,
      "window_s": [
        40.0,
        48.0
      ],
      "preview_hz": 4,
      "z_median_m_across_frames": 1.338,
      "confidence_median_on_valid": 0.9,
      "valid_pixel_frac_mean": 0.3987,
      "wls_filter": "unavailable_opencv_no_ximgproc",
      "foundation_stereo_status": "reserved_not_run; no CUDA on build host; slot estimate.stereo_foundation"
    },
    "vision_pipeline": "data-layers/reports/vision_pipeline_v1.json"
  },
  "human": {
    "narration": {
      "method": "human_review",
      "file": "e2-layers/narration.jsonl"
    }
  },
  "do_not_train_on_preview_mp4": true,
  "valid_for_training_source": true
}