aposadasn's picture
Update README.md
992e637 verified
metadata
license: apache-2.0
task_categories:
  - robotics
tags:
  - LeRobot
configs:
  - config_name: default
    data_files: data/*/*.parquet

This dataset was created using LeRobot and was part of our work on the Action Chunking with Transformers for Image-Based Spacecraft Guidance and Control paper.

Dataset Description

  • Homepage: [More Information Needed]
  • Paper: [More Information Needed]
  • License: apache-2.0

Dataset Structure

meta/info.json:

{
    "codebase_version": "v2.1",
    "robot_type": "spacecraft",
    "total_episodes": 100,
    "total_frames": 6539,
    "total_tasks": 1,
    "total_videos": 0,
    "total_chunks": 1,
    "chunks_size": 1000,
    "fps": 1,
    "splits": {
        "train": "0:100"
    },
    "data_path": "data/chunk-{episode_chunk:03d}/episode_{episode_index:06d}.parquet",
    "video_path": null,
    "features": {
        "action": {
            "dtype": "float32",
            "shape": [
                6
            ],
            "names": [
                "Tx",
                "Ty",
                "Tz",
                "Lx",
                "Ly",
                "Lz"
            ]
        },
        "observation.state": {
            "dtype": "float32",
            "shape": [
                14
            ],
            "names": [
                "x",
                "y",
                "z",
                "vx",
                "vy",
                "vz",
                "mass",
                "q0",
                "q1",
                "q2",
                "q3",
                "w1",
                "w2",
                "w3"
            ]
        },
        "observation.images.camera": {
            "dtype": "image",
            "shape": [
                480,
                640,
                3
            ],
            "names": [
                "height",
                "width",
                "channels"
            ]
        },
        "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
        }
    }
}

Citation

BibTeX:

@misc{posadasnava2025actionchunkingtransformersimagebased,
      title={Action Chunking with Transformers for Image-Based Spacecraft Guidance and Control}, 
      author={Alejandro Posadas-Nava and Andrea Scorsoglio and Luca Ghilardi and Roberto Furfaro and Richard Linares},
      year={2025},
      eprint={2509.04628},
      archivePrefix={arXiv},
      primaryClass={cs.RO},
      url={https://arxiv.org/abs/2509.04628}, 
}