realworld_subset/Composition/1/initial_state/initial_velocity.json

{
  "video_path": "data/processed/Composition/1/rgb/video.mp4",
  "fps": 30.0,
  "scale_px": 51.0098,
  "scale_meters": 0.04,
  "meters_per_pixel": 0.000784,
  "velocities": {
    "1": {
      "u_ms": 0.0,
      "v_ms": 0.0,
      "speed_ms": 0.0,
      "du_px": 0.0,
      "dv_px": 0.0,
      "static": true
    },
    "2": {
      "u_ms": -0.309862,
      "v_ms": -0.002916,
      "speed_ms": 0.309876,
      "du_px": -13.1717,
      "dv_px": -0.124,
      "static": false
    }
  }
}