{
  "camera_rig": "monocular_smartphone_egocentric",
  "stereo": false,
  "exo_camera": "not_applicable",
  "calibration": {
    "stereo_baseline_mm": null,
    "time_synchronization": "not_applicable",
    "note": "Single smartphone ego capture; no PTP or stereo rig."
  },
  "clips": [
    {
      "clip_id": "sample_01_shuttle_tube_packaging",
      "device": "Samsung Galaxy S24",
      "resolution": "1920x1080",
      "fps": 30,
      "mount_position": "head_mounted_via_headband_egocentric",
      "session_id": "GGN_20260618_S01",
      "capture_date": "2026-06-18"
    },
    {
      "clip_id": "sample_02_industrial_sewing_machine",
      "device": "Samsung Galaxy S24",
      "resolution": "1080x1920",
      "fps": 30,
      "mount_position": "head_mounted_via_headband_egocentric",
      "session_id": "GGN_20260618_S02",
      "capture_date": "2026-06-18"
    },
    {
      "clip_id": "sample_03_heatgun_and_batching",
      "device": "Samsung Galaxy S24",
      "resolution": "1920x1080",
      "fps": 30,
      "mount_position": "head_mounted_via_headband_egocentric",
      "session_id": "GGN_20260618_S03",
      "capture_date": "2026-06-18"
    },
    {
      "clip_id": "sample_04_garment_ironing_and_packing",
      "device": "Samsung Galaxy S24",
      "resolution": "1920x1080",
      "fps": 30,
      "mount_position": "head_mounted_via_headband_egocentric",
      "session_id": "GGN_20260618_S04",
      "capture_date": "2026-06-18"
    },
    {
      "clip_id": "sample_05_commercial_catering",
      "device": "Apple iPhone 16 Pro Max",
      "resolution": "1920x1080",
      "fps": 30,
      "mount_position": "head_mounted_via_headband_egocentric",
      "session_id": "GGN_20260620_S05",
      "capture_date": "2026-06-20"
    },
    {
      "clip_id": "sample_06_cane_weaving",
      "device": "Apple iPhone 16 Pro Max",
      "resolution": "1920x1080",
      "fps": 30,
      "mount_position": "head_mounted_via_headband_egocentric",
      "session_id": "GGN_20260620_S06",
      "capture_date": "2026-06-20"
    },
    {
      "clip_id": "sample_07_car_detailing",
      "device": "Samsung Galaxy S24",
      "resolution": "2560x1440",
      "fps": 30,
      "mount_position": "head_mounted_via_headband_egocentric",
      "session_id": "GGN_20260620_S07",
      "capture_date": "2026-06-20"
    },
    {
      "clip_id": "sample_08_primer_and_painting",
      "device": "Samsung Galaxy S24",
      "resolution": "2560x1440",
      "fps": 30,
      "mount_position": "head_mounted_via_headband_egocentric",
      "session_id": "GGN_20260620_S08",
      "capture_date": "2026-06-20"
    },
    {
      "clip_id": "sample_09_denting_and_filing",
      "device": "Samsung Galaxy S24",
      "resolution": "3840x2160",
      "fps": 30,
      "mount_position": "head_mounted_via_headband_egocentric",
      "session_id": "GGN_20260620_S09",
      "capture_date": "2026-06-20"
    }
  ],
  "default_timezone": "Asia/Kolkata"
}