Episodes Preview handumi_raw Visualizer
40 episodes · 30 fps · 3 cameras · 672×376 h264

This dataset was created using LeRobot.

Dataset Description

Bimanual HandUMI demonstration data recorded in LeRobot v3 format. Task: put the t block in the puzzle

Dataset Structure

meta/info.json:

{
    "codebase_version": "v3.0",
    "robot_type": "handumi_raw",
    "total_episodes": 40,
    "total_frames": 10469,
    "total_tasks": 1,
    "chunks_size": 1000,
    "data_files_size_in_mb": 100,
    "video_files_size_in_mb": 200,
    "fps": 30,
    "splits": {
        "train": "0:40"
    },
    "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",
    "features": {
        "observation.images.left_wrist": {
            "dtype": "video",
            "shape": [
                480,
                640,
                3
            ],
            "names": [
                "height",
                "width",
                "channel"
            ],
            "info": {
                "video.height": 480,
                "video.width": 640,
                "video.codec": "h264",
                "video.pix_fmt": "yuv420p",
                "video.is_depth_map": false,
                "video.fps": 30,
                "video.channels": 3,
                "has_audio": false
            }
        },
        "observation.images.right_wrist": {
            "dtype": "video",
            "shape": [
                480,
                640,
                3
            ],
            "names": [
                "height",
                "width",
                "channel"
            ],
            "info": {
                "video.height": 480,
                "video.width": 640,
                "video.codec": "h264",
                "video.pix_fmt": "yuv420p",
                "video.is_depth_map": false,
                "video.fps": 30,
                "video.channels": 3,
                "has_audio": false
            }
        },
        "observation.images.workspace": {
            "dtype": "video",
            "shape": [
                376,
                672,
                3
            ],
            "names": [
                "height",
                "width",
                "channel"
            ],
            "info": {
                "video.height": 376,
                "video.width": 672,
                "video.codec": "h264",
                "video.pix_fmt": "yuv420p",
                "video.is_depth_map": false,
                "video.fps": 30,
                "video.channels": 3,
                "has_audio": false
            }
        },
        "observation.state": {
            "dtype": "float32",
            "shape": [
                16
            ],
            "names": [
                "left_x",
                "left_y",
                "left_z",
                "left_qx",
                "left_qy",
                "left_qz",
                "left_qw",
                "right_x",
                "right_y",
                "right_z",
                "right_qx",
                "right_qy",
                "right_qz",
                "right_qw",
                "left_gripper_width",
                "right_gripper_width"
            ]
        },
        "action": {
            "dtype": "float32",
            "shape": [
                16
            ],
            "names": [
                "left_x",
                "left_y",
                "left_z",
                "left_qx",
                "left_qy",
                "left_qz",
                "left_qw",
                "right_x",
                "right_y",
                "right_z",
                "right_qx",
                "right_qy",
                "right_qz",
                "right_qw",
                "left_gripper_width",
                "right_gripper_width"
            ]
        },
        "observation.feetech.left_ticks": {
            "dtype": "int64",
            "shape": [
                1
            ],
            "names": null
        },
        "observation.feetech.left_width_mm": {
            "dtype": "float32",
            "shape": [
                1
            ],
            "names": null
        },
        "observation.feetech.left_normalized": {
            "dtype": "float32",
            "shape": [
                1
            ],
            "names": null
        },
        "observation.feetech.right_ticks": {
            "dtype": "int64",
            "shape": [
                1
            ],
            "names": null
        },
        "observation.feetech.right_width_mm": {
            "dtype": "float32",
            "shape": [
                1
            ],
            "names": null
        },
        "observation.feetech.right_normalized": {
            "dtype": "float32",
            "shape": [
                1
            ],
            "names": null
        },
        "observation.feetech.sample_time_ns": {
            "dtype": "int64",
            "shape": [
                1
            ],
            "names": null
        },
        "observation.feetech.sequence": {
            "dtype": "int64",
            "shape": [
                1
            ],
            "names": null
        },
        "observation.feetech.healthy": {
            "dtype": "int64",
            "shape": [
                1
            ],
            "names": null
        },
        "observation.tracking.left_device_controller_pose": {
            "dtype": "float32",
            "shape": [
                7
            ],
            "names": [
                "x",
                "y",
                "z",
                "qx",
                "qy",
                "qz",
                "qw"
            ]
        },
        "observation.tracking.left_tracked": {
            "dtype": "int64",
            "shape": [
                1
            ],
            "names": null
        },
        "observation.tracking.right_device_controller_pose": {
            "dtype": "float32",
            "shape": [
                7
            ],
            "names": [
                "x",
                "y",
                "z",
                "qx",
                "qy",
                "qz",
                "qw"
            ]
        },
        "observation.tracking.right_tracked": {
            "dtype": "int64",
            "shape": [
                1
            ],
            "names": null
        },
        "observation.tracking.device_hmd_pose": {
            "dtype": "float32",
            "shape": [
                7
            ],
            "names": [
                "x",
                "y",
                "z",
                "qx",
                "qy",
                "qz",
                "qw"
            ]
        },
        "observation.tracking.workspace_from_device_pose": {
            "dtype": "float32",
            "shape": [
                7
            ],
            "names": [
                "x",
                "y",
                "z",
                "qx",
                "qy",
                "qz",
                "qw"
            ]
        },
        "observation.tracking.device_time_ns": {
            "dtype": "int64",
            "shape": [
                1
            ],
            "names": null
        },
        "observation.tracking.pc_monotonic_ns": {
            "dtype": "int64",
            "shape": [
                1
            ],
            "names": null
        },
        "observation.tracking.aligned_time_ns": {
            "dtype": "int64",
            "shape": [
                1
            ],
            "names": null
        },
        "observation.tracking.sequence": {
            "dtype": "int64",
            "shape": [
                1
            ],
            "names": null
        },
        "observation.valid": {
            "dtype": "int64",
            "shape": [
                8
            ],
            "names": [
                "left_device_tracked",
                "left_pose_valid",
                "right_device_tracked",
                "right_pose_valid",
                "hmd_tracked",
                "clock_synced",
                "connected",
                "streaming"
            ]
        },
        "observation.sync.target_time_ns": {
            "dtype": "int64",
            "shape": [
                1
            ],
            "names": null
        },
        "observation.sync.record_time_ns": {
            "dtype": "int64",
            "shape": [
                1
            ],
            "names": null
        },
        "observation.camera.left_wrist.sample_time_ns": {
            "dtype": "int64",
            "shape": [
                1
            ],
            "names": null
        },
        "observation.camera.left_wrist.sequence": {
            "dtype": "int64",
            "shape": [
                1
            ],
            "names": null
        },
        "observation.camera.left_wrist.healthy": {
            "dtype": "int64",
            "shape": [
                1
            ],
            "names": null
        },
        "observation.camera.right_wrist.sample_time_ns": {
            "dtype": "int64",
            "shape": [
                1
            ],
            "names": null
        },
        "observation.camera.right_wrist.sequence": {
            "dtype": "int64",
            "shape": [
                1
            ],
            "names": null
        },
        "observation.camera.right_wrist.healthy": {
            "dtype": "int64",
            "shape": [
                1
            ],
            "names": null
        },
        "observation.camera.workspace.sample_time_ns": {
            "dtype": "int64",
            "shape": [
                1
            ],
            "names": null
        },
        "observation.camera.workspace.sequence": {
            "dtype": "int64",
            "shape": [
                1
            ],
            "names": null
        },
        "observation.camera.workspace.healthy": {
            "dtype": "int64",
            "shape": [
                1
            ],
            "names": null
        },
        "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
        }
    },
    "handumi": {
        "recording_device": "pico",
        "audio": {
            "enabled": false,
            "key": "observation.audio",
            "path": "audio/{audio_key}/chunk-{chunk_index:03d}/file-{file_index:03d}.wav",
            "container": "wav",
            "encoding": "pcm_s16le",
            "sample_width_bytes": 2,
            "episode_aligned": true,
            "frame_aligned": true,
            "timestamp_clock": "pc_monotonic",
            "sample_index_origin": "episode_start_time_ns"
        },
        "camera_fps": 30,
        "camera_resolution": [
            376,
            1344
        ],
        "tracking_loss_timeout_s": 1.0,
        "tracking_schema": "controller_raw_compact",
        "tracking_workspace": "table",
        "state_semantics": "workspace_controller_pose7_plus_gripper_widths",
        "capture_schema": "synchronized_sources",
        "sync_lag_s": 0.04,
        "max_sync_skew_s": 0.06,
        "camera_stale_timeout_s": 0.25,
        "gripper_stale_timeout_s": 0.1,
        "sensor_loss_timeout_s": 1.0,
        "feetech_sample_hz": 100.0,
        "cameras": [
            {
                "name": "left_wrist",
                "index_or_path": 4,
                "type": "opencv",
                "capture_width": 640,
                "capture_height": 480,
                "output_width": 640,
                "output_height": 480,
                "fps": 30
            },
            {
                "name": "right_wrist",
                "index_or_path": 0,
                "type": "opencv",
                "capture_width": 640,
                "capture_height": 480,
                "output_width": 640,
                "output_height": 480,
                "fps": 30
            },
            {
                "name": "workspace",
                "index_or_path": 2,
                "type": "zedmini",
                "capture_width": 1344,
                "capture_height": 376,
                "output_width": 672,
                "output_height": 376,
                "fps": 30
            }
        ],
        "sources": {
            "tracking": {
                "enabled": true
            },
            "feetech": {
                "enabled": true
            },
            "audio": {
                "enabled": false
            },
            "cameras": {
                "left_wrist": {
                    "enabled": true
                },
                "right_wrist": {
                    "enabled": true
                },
                "workspace": {
                    "enabled": true
                }
            }
        },
        "controller_tcp_calibration": {
            "schema_version": 2,
            "source_path": "configs/calibration/controller_tcp/pico.yaml",
            "sha256": "bc7f91fe00e19a657696b8f4a20eb65a281cd22a41332d65f28b41db71152eb0",
            "applied_to_state": false,
            "frame_convention": "pose7=[x,y,z,qx,qy,qz,qw], meters, xyzw quaternion",
            "controller_to_gripper_tcp": {
                "left": {
                    "position": [
                        0.11120329797267914,
                        -0.18318161368370056,
                        -0.05264820158481598
                    ],
                    "quaternion": [
                        0.5149461627006531,
                        -0.039195578545331955,
                        0.00036387675208970904,
                        -0.8563258647918701
                    ]
                },
                "right": {
                    "position": [
                        -0.11341612040996552,
                        -0.18593284487724304,
                        -0.03647836670279503
                    ],
                    "quaternion": [
                        0.40989723801612854,
                        -0.476044625043869,
                        0.3014245927333832,
                        -0.7172929048538208
                    ]
                }
            },
            "source_robot": "piper",
            "source_gripper": "ARX5_beta",
            "tracking_device": "pico",
            "controller_mount": "handumi_v1"
        },
        "spatial_session_calibration": {
            "path": "outputs/calibration/session.yaml",
            "sha256": "e5a8ecdd4476d314ee02a80a2308a7829079c6380dd592784740d6191df2bb38",
            "configuration": {
                "schema_version": 2,
                "kind": "handumi_session_calibration",
                "created_at": "2026-08-26T17:58:19.302195+00:00",
                "spatial_calibration_path": "outputs/calibration/spatial.yaml",
                "spatial_calibration_sha256": "29347679ab27df3793a8dff4b125ae54f26496d49b3af6e4fc2e0d8d5774717b",
                "board": {
                    "id": "opencv_charuco_5x7_30mm_v1",
                    "squares_x": 5,
                    "squares_y": 7,
                    "dictionary": "DICT_5X5_100",
                    "square_length_m": 0.06,
                    "marker_length_m": 0.03,
                    "legacy_pattern": false
                },
                "tracking_device": "pico",
                "source_side": "right",
                "table_from_device": {
                    "translation_m": [
                        -0.20294837653636932,
                        -0.7670571208000183,
                        0.8598983883857727
                    ],
                    "quaternion_xyzw": [
                        0.6824482679367065,
                        0.11023524403572083,
                        0.10156787186861038,
                        0.7153995633125305
                    ]
                },
                "table_from_camera": {},
                "metrics": {
                    "views": 5.0,
                    "translation_rms_mm": 6.533063879236763,
                    "translation_max_mm": 8.691108163973972,
                    "rotation_rms_deg": 1.4293599314874867,
                    "rotation_max_deg": 2.2525625295797784
                }
            },
            "spatial_calibration_path": "outputs/calibration/spatial.yaml",
            "spatial_calibration_sha256": "29347679ab27df3793a8dff4b125ae54f26496d49b3af6e4fc2e0d8d5774717b",
            "spatial_calibration": {
                "schema_version": 1,
                "kind": "handumi_spatial_calibration",
                "created_at": "2026-08-22T01:48:12.615711+00:00",
                "board": {
                    "id": "opencv_charuco_5x7_30mm_v1",
                    "squares_x": 5,
                    "squares_y": 7,
                    "dictionary": "DICT_5X5_100",
                    "square_length_m": 0.06,
                    "marker_length_m": 0.03,
                    "legacy_pattern": false
                },
                "cameras": {
                    "workspace": {
                        "camera": "workspace",
                        "resolution": [
                            672,
                            376
                        ],
                        "model": "pinhole",
                        "matrix": [
                            [
                                290.59817529251495,
                                0.0,
                                354.3050162100273
                            ],
                            [
                                0.0,
                                288.5290533751968,
                                160.65877095729198
                            ],
                            [
                                0.0,
                                0.0,
                                1.0
                            ]
                        ],
                        "distortion": [
                            -0.06666438319844807,
                            -0.49978103964308235,
                            7.563549623756646e-05,
                            0.00833513812897572,
                            0.4477922934506898
                        ],
                        "rms_px": 0.7281180053134573,
                        "mean_error_px": 0.4906660915231117,
                        "views": 10,
                        "index_or_path": 2,
                        "captured_at": "2026-08-22T01:48:12.619656+00:00"
                    },
                    "left_wrist": {
                        "camera": "left_wrist",
                        "resolution": [
                            640,
                            480
                        ],
                        "model": "fisheye",
                        "matrix": [
                            [
                                414.7468229161149,
                                0.0,
                                284.02383370674
                            ],
                            [
                                0.0,
                                415.2586970412919,
                                224.5256884099876
                            ],
                            [
                                0.0,
                                0.0,
                                1.0
                            ]
                        ],
                        "distortion": [
                            -0.021499678892501404,
                            0.05182801919122601,
                            0.0,
                            0.0
                        ],
                        "rms_px": 0.24452151587413304,
                        "mean_error_px": 0.20908455003819654,
                        "views": 10,
                        "index_or_path": 3,
                        "captured_at": "2026-08-24T21:10:58.855682+00:00"
                    },
                    "right_wrist": {
                        "camera": "right_wrist",
                        "resolution": [
                            640,
                            480
                        ],
                        "model": "fisheye",
                        "matrix": [
                            [
                                401.547485716276,
                                0.0,
                                328.76044648092375
                            ],
                            [
                                0.0,
                                400.6528869382231,
                                195.7857712918672
                            ],
                            [
                                0.0,
                                0.0,
                                1.0
                            ]
                        ],
                        "distortion": [
                            -0.00905456330147801,
                            0.0713739800525333,
                            0.0,
                            0.0
                        ],
                        "rms_px": 0.19830231227581668,
                        "mean_error_px": 0.1658819641401044,
                        "views": 10,
                        "index_or_path": 0,
                        "captured_at": "2026-08-24T21:11:53.625462+00:00"
                    }
                },
                "controller_camera": {
                    "left": {
                        "camera": "left_wrist",
                        "controller_from_camera": {
                            "translation_m": [
                                0.06838476657867432,
                                -0.07801273465156555,
                                -0.11473158001899719
                            ],
                            "quaternion_xyzw": [
                                0.5451745390892029,
                                0.03364557772874832,
                                0.3155224025249481,
                                0.7759498953819275
                            ]
                        },
                        "metrics": {
                            "views": 8.0,
                            "translation_rms_mm": 2.8274928733769613,
                            "translation_max_mm": 5.556557272322026,
                            "rotation_rms_deg": 0.6256079394701819,
                            "rotation_max_deg": 1.0076863096446098
                        },
                        "captured_at": "2026-08-24T21:22:46.009333+00:00"
                    },
                    "right": {
                        "camera": "right_wrist",
                        "controller_from_camera": {
                            "translation_m": [
                                -0.06764952093362808,
                                -0.10940097272396088,
                                -0.0925203338265419
                            ],
                            "quaternion_xyzw": [
                                0.5167688727378845,
                                -0.04490141570568085,
                                -0.3203553259372711,
                                0.792657732963562
                            ]
                        },
                        "metrics": {
                            "views": 8.0,
                            "translation_rms_mm": 6.1986510920025015,
                            "translation_max_mm": 10.038300769804362,
                            "rotation_rms_deg": 0.8743843847424183,
                            "rotation_max_deg": 1.2180102977568519
                        },
                        "captured_at": "2026-08-24T21:26:17.665286+00:00"
                    }
                }
            },
            "created_at": "2026-08-26T17:58:19.302195+00:00",
            "board_id": "opencv_charuco_5x7_30mm_v1",
            "workspace_frame": "table",
            "tracking_device": "pico",
            "table_from_device": {
                "translation_m": [
                    -0.20294837653636932,
                    -0.7670571208000183,
                    0.8598983883857727
                ],
                "quaternion_xyzw": [
                    0.6824482679367065,
                    0.11023524403572083,
                    0.10156787186861038,
                    0.7153995633125305
                ]
            },
            "table_from_quest": null,
            "metrics": {
                "views": 5.0,
                "translation_rms_mm": 6.533063879236763,
                "translation_max_mm": 8.691108163973972,
                "rotation_rms_deg": 1.4293599314874867,
                "rotation_max_deg": 2.2525625295797784
            }
        },
        "target_robot": {
            "name": "piper",
            "config_path": "configs/robots/piper.yaml",
            "sha256": "39275da04fc730a868edc1e17a9d8520eab392c39e7f032ee6f05b23d46e68d4",
            "configuration": {
                "kind": "piper",
                "urdf": "assets/piper/piper.urdf",
                "mjcf": "assets/piper/piper.xml",
                "pkg_root": "assets/piper",
                "mjcf_joint_prefix_map": {
                    "left_": "izq_",
                    "right_": "der_"
                },
                "arms": {
                    "left": {
                        "ee_link": "left_tcp",
                        "joint_names": [
                            "left_joint1",
                            "left_joint2",
                            "left_joint3",
                            "left_joint4",
                            "left_joint5",
                            "left_joint6",
                            "left_joint7"
                        ],
                        "gripper_joints": [
                            {
                                "name": "left_joint7",
                                "open": 0.035
                            }
                        ]
                    },
                    "right": {
                        "ee_link": "right_tcp",
                        "joint_names": [
                            "right_joint1",
                            "right_joint2",
                            "right_joint3",
                            "right_joint4",
                            "right_joint5",
                            "right_joint6",
                            "right_joint7"
                        ],
                        "gripper_joints": [
                            {
                                "name": "right_joint7",
                                "open": 0.035
                            }
                        ]
                    }
                },
                "home_q": [
                    0.0,
                    0.0,
                    0.0,
                    0.0,
                    0.2617994,
                    0.0,
                    0.0,
                    0.0,
                    0.0,
                    0.0,
                    0.0,
                    0.4363323,
                    0.0,
                    0.0
                ],
                "gripper_max_width_m": 0.066,
                "handumi_tool": {
                    "gripper": "ARX5_beta",
                    "controller_mount": "handumi_v1"
                },
                "controller_tcp_calibrations": {
                    "meta": "configs/calibration/controller_tcp/meta_ARX5_beta.yaml",
                    "pico": "configs/calibration/controller_tcp/pico.yaml"
                },
                "ik_weights": {
                    "pos": 125.0,
                    "ori": 20.0,
                    "rest": 20.0,
                    "max_joint_delta": 0.03490659,
                    "max_reach": 0.7
                },
                "real": {
                    "backend": "piper_can",
                    "command_rate_hz": 100,
                    "max_joint_speed_deg_s": 180,
                    "max_joint_acceleration_deg_s2": 720,
                    "home_max_joint_speed_deg_s": 20,
                    "home_timeout_s": 30,
                    "home_tolerance_deg": 3,
                    "startup_speed_percent": 10,
                    "speed_percent": 80,
                    "gripper_effort": 1000
                }
            }
        }
    }
}

Citation

BibTeX:

[More Information Needed]
Downloads last month
52