meta/info.json

{
  "codebase_version": "v3.0",
  "fps": 10,
  "features": {
    "action": {
      "dtype": "float32",
      "names": [
        "shoulder_pan.pos",
        "shoulder_lift.pos",
        "elbow_flex.pos",
        "wrist_flex.pos",
        "wrist_roll.pos",
        "gripper.pos"
      ],
      "shape": [
        6
      ]
    },
    "observation.state": {
      "dtype": "float32",
      "names": [
        "shoulder_pan.pos",
        "shoulder_lift.pos",
        "elbow_flex.pos",
        "wrist_flex.pos",
        "wrist_roll.pos",
        "gripper.pos"
      ],
      "shape": [
        6
      ]
    },
    "observation.images.front": {
      "dtype": "video",
      "shape": [
        480,
        640,
        3
      ],
      "names": [
        "height",
        "width",
        "channels"
      ],
      "info": {
        "video.height": 480,
        "video.width": 640,
        "video.codec": "av1",
        "video.pix_fmt": "yuv420p",
        "video.is_depth_map": false,
        "video.fps": 10,
        "video.channels": 3,
        "has_audio": false
      }
    },
    "timestamp": {
      "dtype": "float32",
      "shape": [
        1
      ],
      "names": null
    },
    "frame_index": {
      "dtype": "int64",
      "shape": [
        1
      ],
      "names": null
    },
    "episode_index": {
      "dtype": "int64",
      "shape": [
        1
      ],
      "names": null
    },
    "index": {
      "dtype": "int64",
      "shape": [
        1
      ],
      "names": null
    },
    "task_index": {
      "dtype": "int64",
      "shape": [
        1
      ],
      "names": null
    }
  },
  "total_episodes": 550,
  "total_frames": 89636,
  "total_tasks": 3,
  "chunks_size": 1000,
  "data_files_size_in_mb": 100,
  "video_files_size_in_mb": 200,
  "data_path": "data/chunk-{chunk_index:03d}/file-{file_index:03d}.parquet",
  "video_path": "videos/{video_key}/chunk-{chunk_index:03d}/file-{file_index:03d}.mp4",
  "robot_type": "so_follower",
  "splits": {
    "train": "0:275"
  },
  "total_videos": 114,
  "total_chunks": 1,
  "augmentation": "Brightness-augmented from ETHrobotlearning/colours-task2-premerge: source episodes split into 8 partitions, brightness levels [0.5, 0.6, 0.7, 0.8, 0.9, 1.3, 1.1, 1.2]. Output = original + one augmented copy per source episode (2x source size)."
}