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**English** · [简体中文](https://huggingface.co/datasets/wzlllong/value-model-benchmark-training-data/blob/main/README_zh.md)
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Expert demonstrations for **robotic value models**, covering
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**LeRobot Dataset v3.0**
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##
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<source src="https://huggingface.co/datasets/wzlllong/value-model-benchmark-training-data/resolve/main/assets/previews/real-world-task-00.mp4" type="video/mp4">
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</video>
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## 2. Real-World
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**20 manipulation tasks**
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<tbody>
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<tr><th scope="row">Tasks</th><td>20</td><td>20</td></tr>
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<tr><th scope="row">Episodes</th><td><strong>2,000</strong><br>100 per task</td><td><strong>20</strong><br>1 per task</td></tr>
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<tr><th scope="row">Download size</th><td><strong>≈23.23 GB</strong></td><td>To be specified</td></tr>
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<tr><th scope="row">Use for</th><td>Training / fine-tuning</td><td>Reference / adaptation</td></tr>
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<tr><th scope="row">Availability</th><td><strong>Available</strong></td><td>Reserved</td></tr>
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<tr><th scope="row">Open</th><td><a href="https://huggingface.co/datasets/wzlllong/value-model-benchmark-training-data/tree/main/data/real-world/full-shot">Browse files</a> · <a href="#4-quick-start">Quick start</a></td><td><a href="https://huggingface.co/datasets/wzlllong/value-model-benchmark-training-data/tree/main/data/real-world/one-shot">Subset directory</a> · <a href="#6-collection-and-selection">Selection protocol</a></td></tr>
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</tbody>
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</table>
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<details>
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<summary><strong>
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Indices match the training data's `task_index`. Display names and descriptions follow Appendix D of the RoboValue paper; the original task strings in `meta/tasks.parquet` are retained.
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</details>
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##
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<thead>
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<tr><th scope="col" width="20%">Setting</th><th scope="col" width="40%">Full-Shot</th><th scope="col" width="40%">One-Shot</th></tr>
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</thead>
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<tbody>
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<tr><th scope="row">Tasks</th><td>15</td><td>15</td></tr>
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<tr><th scope="row">Episodes</th><td><strong>1,500</strong><br>100 per task</td><td><strong>15</strong><br>1 per task</td></tr>
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<tr><th scope="row">Download size</th><td>To be specified</td><td>To be specified</td></tr>
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<tr><th scope="row">Use for</th><td>Training / fine-tuning</td><td>Reference / adaptation</td></tr>
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<tr><th scope="row">Availability</th><td>Reserved</td><td>Reserved</td></tr>
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<tr><th scope="row">Open</th><td><a href="https://huggingface.co/datasets/wzlllong/value-model-benchmark-training-data/tree/main/data/simulation/full-shot">Browse files</a></td><td><a href="https://huggingface.co/datasets/wzlllong/value-model-benchmark-training-data/tree/main/data/simulation/one-shot">Subset directory</a> · <a href="#6-collection-and-selection">Selection protocol</a></td></tr>
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</tbody>
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</table>
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**
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``
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pip install "lerobot==0.4.2" "av==15.1.0"
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```
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from lerobot.datasets.lerobot_dataset import LeRobotDataset
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##
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```text
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README.md English dataset card
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README_zh.md Chinese dataset card
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subset_catalog.json Machine-readable subset index
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assets/ Dataset-card icons and preview only
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data/
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├── real-world/
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│ ├── full-shot/ Available LeRobot dataset root
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└── one-shot/ Reserved
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```
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<details>
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<summary><strong>Format reference: files inside the real-world Full-Shot subset</strong></summary>
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</details>
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##
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These field definitions apply to **G2A real-world Full-Shot**, not automatically to future simulation data or other robots. Consult each released subset's `meta/info.json` for its own schema.
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| Signal / statistic | Representation |
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| --- | --- |
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| Sampling | **30 FPS**, **1,530,987** time steps |
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| Duration | **≈14.18 hours** total; **≈25.52 seconds** per episode on average |
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| RGB observations | **3 views**: head **640 × 400**; left and right wrist **640 × 528** each; CHW image metadata |
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| `action` | **float32[52]**: joint targets **and** end-effector target poses, plus gripper, head, waist, and base-control fields |
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| `observation.state` | **float32[290]**: joint and end-effector state, including position, orientation, velocity, torque/force, and auxiliary fields |
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**End-effector action targets are computed by forward kinematics from joint actions, not independent Cartesian teleoperation commands.** End-effector positions use meters in `base_link`; orientations use XYZW quaternions. Gripper values are not normalized. Do not treat all 52 action values as joint angles.
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Each step includes `episode_index`, `task_index`, `frame_index`, and `timestamp` in seconds. Episode metadata provides length, data-row boundaries, and per-camera video offsets. Duration and time steps count each trajectory once, not once per camera.
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<details>
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<summary><strong>Action reference: all 52 dimensions</strong></summary>
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Python slices are stop-exclusive.
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| Slice | Meaning |
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| `[0:2]` | Left/right effector target opening or stroke |
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| `[2:8]` | Arm end-effector target XYZ positions, m, `base_link` |
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| `[8:16]` | Arm end-effector target XYZW orientations, `base_link` |
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| `[16:30]` | Arm joint target positions, rad |
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| `[30:33]` | Head joint target positions, rad |
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| `[33:38]` | Waist joint target positions, rad |
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| `[38:44]` | Base target XYZ linear and XYZ angular velocity |
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| `[44:48]` | Left reference-pose XYZW quaternion |
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| `[48:52]` | Right reference-pose XYZW quaternion |
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The last two reference orientations are distinct from the end-effector target orientations. Fields with `dimensions: 0` and `indices: []` do not occupy the vector. Full definitions are in [`meta/info.json`](https://huggingface.co/datasets/wzlllong/value-model-benchmark-training-data/blob/main/data/real-world/full-shot/meta/info.json).
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<summary><strong>State reference: key fields in the 290-dimensional vector</strong></summary>
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| `[2:26]` | End-effector force/torque fields |
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| `[26:32]` | Arm end-effector XYZ positions, m, `base_link` |
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| `[32:56]` | End-effector linear/angular velocity fields |
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| `[56:64]` | Arm end-effector XYZW orientations, `base_link` |
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| `[108:122]` | Arm joint positions, rad |
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| `[122:136]` | Arm joint torques, Nm |
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| `[136:150]` | Arm joint velocities, rad/s |
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| `[164:176]` | Head joint positions, velocities, efforts, and modes |
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| `[176:196]` | Waist joint positions, velocities, efforts, and modes |
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| `[196:203]` | Robot position and orientation in `odom` |
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- **One-Shot unit:** **one complete episode per task**, not per object, scene, or camera. The real-world and simulation selections come from their respective Full-Shot pools and are not independent additional demonstrations.
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- **Official selection:** the selected `episode_index` values and Full-Shot correspondence have not been released. Choosing your own episode is valid for a custom experiment, but does not reproduce the official One-Shot setting.
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- **Supervision:** there are **no extra scalar reward or value-target labels**. Your method must define its supervision or target construction.
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**License:** no data license has been specified. Confirm applicable terms before use or redistribution.
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For research context and the paper, see the [RoboValue project page](https://robovalue-benchmark.github.io/): *RoboValue: A Fine-Grained Sim-and-Real Benchmark for Unified Evaluation of Robotic Value Models* (Liu et al.). When using the data, reference the [dataset repository](https://huggingface.co/datasets/wzlllong/value-model-benchmark-training-data) and the repository revision used in your experiment.
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**English** · [简体中文](https://huggingface.co/datasets/wzlllong/value-model-benchmark-training-data/blob/main/README_zh.md)
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Expert demonstrations for **robotic value models**, covering real-world and simulated manipulation tasks. Each domain has two demonstration-access settings: **Full-Shot** for training or fine-tuning, and **One-Shot** for a single task-specific reference or adaptation example.
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The common release format is **LeRobot Dataset v3.0**: per-step Parquet data, camera videos, and task/episode metadata. Robot platforms, cameras, and state/action schemas are specified separately for each subset.
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**Available now: Real-World Full-Shot — 2,000 episodes across 20 tasks.** The other three subsets have reserved directories and defined sizes, but do not yet contain trajectory files.
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[Real-world data](#2-real-world) · [Simulation](#3-simulation) · [Quick start](#5-download-and-reading) · [Repository files](#4-repository-layout)
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## 1. Dataset Overview
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| Domain | Tasks | Full-Shot | One-Shot |
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| --- | ---: | ---: | ---: |
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| [Real-World](#2-real-world) | 20 | **2,000** | 20<sup>†</sup> |
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| [Simulation](#3-simulation) | 15 | 1,500<sup>†</sup> | 15<sup>†</sup> |
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Counts are **episodes**, not video files or individual camera views. Full-Shot provides **100 episodes per task**; One-Shot selects **one episode per task from the same Full-Shot pool**, rather than adding independently collected demonstrations. † denotes the defined size of a reserved subset.
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**Which setting should I use?**
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- **Full-Shot:** learn or fine-tune task-conditioned value/progress representations using the full demonstration collection.
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- **One-Shot:** condition a model on one reference demonstration, or perform task-specific adaptation under a one-example budget.
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This repository contains **standard in-domain training demonstrations**, not the paper's diagnostic or OOD evaluation trajectories. It does **not** supply extra scalar reward or value-target labels; your training method must define its own supervision or target construction.
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## 2. Real-World
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### 2.1 Overview
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Real robot demonstrations collected with **G2A**, covering **20 manipulation tasks**. The tasks include object placement and sorting, household organization, drawers, repeated presses, kitchen activities, and packaging. Choose this domain when you need value-model training or reference demonstrations grounded in real visual observations and physical interaction.
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| Setting | Per task | Episodes | Data |
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| --- | ---: | ---: | --- |
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| [**Full-Shot**](#22-full-shot) | 100 | **2,000** | [Files](https://huggingface.co/datasets/wzlllong/value-model-benchmark-training-data/tree/main/data/real-world/full-shot) |
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| [One-Shot](#23-one-shot) | 1 | 20 | [Reserved](https://huggingface.co/datasets/wzlllong/value-model-benchmark-training-data/tree/main/data/real-world/one-shot) |
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<details>
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<summary><strong>Task catalog: all 20 tasks and short descriptions</strong></summary>
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Indices match the training data's `task_index`. Display names and descriptions follow Appendix D of the RoboValue paper; the original task strings in `meta/tasks.parquet` are retained.
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</details>
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### 2.2 Full-Shot
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**Use for training or fine-tuning with all 100 demonstrations per task.** This is the currently available real-world training subset.
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[Download and read](#5-download-and-reading) · [Browse files](https://huggingface.co/datasets/wzlllong/value-model-benchmark-training-data/tree/main/data/real-world/full-shot) · [Feature definitions](https://huggingface.co/datasets/wzlllong/value-model-benchmark-training-data/blob/main/data/real-world/full-shot/meta/info.json)
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**Key statistics**
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| Item | Value |
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| --- | --- |
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| Coverage | **20 tasks × 100 episodes = 2,000 episodes** |
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| Time steps / sampling | **1,530,987** at **30 FPS** |
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| Trajectory duration | **≈14.18 hours** total; **≈25.52 seconds** per episode on average |
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| Cameras | **3 RGB views:** head, left wrist, right wrist |
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| Resolution | Head **640 × 400**; each wrist **640 × 528** |
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| Storage | **≈23.23 GB**; Parquet + HEVC video |
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| Split | `train: 0:2000` |
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Duration and time steps count the trajectory once, not three times for the cameras.
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**What does one trajectory contain?**
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An **episode** is a complete task demonstration: task/episode identifiers, per-step robot observations and actions, and three camera streams. Episode metadata records its length, data-row boundaries, and video segments. In v3.0, episodes may share chunk files; a file is not necessarily one episode.
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| Signal | Representation |
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| --- | --- |
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| `action` | **52 float32 values:** joint targets **and** end-effector target poses, plus gripper, head, waist, and base-control fields |
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| `observation.state` | **290 float32 values:** joint and end-effector state, including position, orientation, velocity, torque/force, and auxiliary fields |
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| RGB observations | Head, left-wrist, and right-wrist images; video features use CHW metadata |
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| Identity and time | `episode_index`, `task_index`, `frame_index`, and per-step `timestamp` in seconds |
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**End-effector action targets are computed by forward kinematics from joint actions, not independent teleoperation pose commands.** End-effector positions use meters in `base_link`; orientations use XYZW quaternions. Gripper values are not normalized. Select the representation your model expects; do not assume that all 52 action values are joint angles.
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<details>
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<summary><strong>Action reference: all 52 dimensions</strong></summary>
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Python slices are stop-exclusive.
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| Slice | Meaning |
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| --- | --- |
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| `[0:2]` | Left/right effector target opening or stroke |
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| `[2:8]` | Arm end-effector target XYZ positions, m, `base_link` |
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| `[8:16]` | Arm end-effector target XYZW orientations, `base_link` |
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| `[16:30]` | Arm joint target positions, rad |
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| `[30:33]` | Head joint target positions, rad |
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| `[33:38]` | Waist joint target positions, rad |
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| `[38:44]` | Base target XYZ linear and XYZ angular velocity |
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| 134 |
+
| `[44:48]` | Left reference-pose XYZW quaternion |
|
| 135 |
+
| `[48:52]` | Right reference-pose XYZW quaternion |
|
| 136 |
+
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| 137 |
+
The last two reference orientations are distinct from the end-effector target orientations. Fields with `dimensions: 0` and `indices: []` do not occupy the vector. Full definitions are in [`meta/info.json`](https://huggingface.co/datasets/wzlllong/value-model-benchmark-training-data/blob/main/data/real-world/full-shot/meta/info.json).
|
| 138 |
+
|
| 139 |
+
</details>
|
| 140 |
+
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| 141 |
+
<details>
|
| 142 |
+
<summary><strong>State reference: key fields in the 290-dimensional vector</strong></summary>
|
| 143 |
+
|
| 144 |
+
| Slice | Meaning |
|
| 145 |
+
| --- | --- |
|
| 146 |
+
| `[0:2]` | Left/right effector state |
|
| 147 |
+
| `[2:26]` | End-effector force/torque fields |
|
| 148 |
+
| `[26:32]` | Arm end-effector XYZ positions, m, `base_link` |
|
| 149 |
+
| `[32:56]` | End-effector linear/angular velocity fields |
|
| 150 |
+
| `[56:64]` | Arm end-effector XYZW orientations, `base_link` |
|
| 151 |
+
| `[108:122]` | Arm joint positions, rad |
|
| 152 |
+
| `[122:136]` | Arm joint torques, Nm |
|
| 153 |
+
| `[136:150]` | Arm joint velocities, rad/s |
|
| 154 |
+
| `[164:176]` | Head joint positions, velocities, efforts, and modes |
|
| 155 |
+
| `[176:196]` | Waist joint positions, velocities, efforts, and modes |
|
| 156 |
+
| `[196:203]` | Robot position and orientation in `odom` |
|
| 157 |
+
|
| 158 |
+
This is a key-field summary, not the entire vector. Additional pose, mode, operator, camera-extrinsic, and reference fields are defined in [`meta/info.json`](https://huggingface.co/datasets/wzlllong/value-model-benchmark-training-data/blob/main/data/real-world/full-shot/meta/info.json).
|
| 159 |
+
|
| 160 |
+
</details>
|
| 161 |
+
|
| 162 |
+
### 2.3 One-Shot
|
| 163 |
+
|
| 164 |
+
**Use for one-reference conditioning or task-specific adaptation.** The setting selects one episode for each of the same **20 real-world tasks**, for **20 episodes** in total. These are selected from Full-Shot, not an additional task collection.
|
| 165 |
+
|
| 166 |
+
The [One-Shot directory](https://huggingface.co/datasets/wzlllong/value-model-benchmark-training-data/tree/main/data/real-world/one-shot) is reserved; its trajectory files and episode selection are not yet released. Until then, the [Full-Shot quick start](#5-download-and-reading) is the available entry point. Choosing your own single episode does not reproduce the official One-Shot selection.
|
| 167 |
|
| 168 |
+
## 3. Simulation
|
| 169 |
+
|
| 170 |
+
### 3.1 Overview
|
| 171 |
+
|
| 172 |
+
The simulation domain covers **15 manipulation tasks**. Choose it for value-model experiments and demonstration conditioning in simulated environments. It follows the same Full-Shot/One-Shot organization and LeRobot Dataset v3.0 release specification, but its robot, cameras, and state/action schema must be read from its own subset metadata rather than inferred from G2A.
|
| 173 |
+
|
| 174 |
+
| Setting | Per task | Episodes | Data |
|
| 175 |
+
| --- | ---: | ---: | --- |
|
| 176 |
+
| [Full-Shot](#32-full-shot) | 100 | 1,500 | [Reserved](https://huggingface.co/datasets/wzlllong/value-model-benchmark-training-data/tree/main/data/simulation/full-shot) |
|
| 177 |
+
| [One-Shot](#33-one-shot) | 1 | 15 | [Reserved](https://huggingface.co/datasets/wzlllong/value-model-benchmark-training-data/tree/main/data/simulation/one-shot) |
|
| 178 |
+
|
| 179 |
+
### 3.2 Full-Shot
|
| 180 |
|
| 181 |
+
**15 tasks × 100 demonstrations = 1,500 episodes.** Intended for training or fine-tuning with the complete simulation demonstration pool. The [directory](https://huggingface.co/datasets/wzlllong/value-model-benchmark-training-data/tree/main/data/simulation/full-shot) is reserved; trajectory statistics and the task/schema catalog will accompany the data release.
|
| 182 |
|
| 183 |
+
### 3.3 One-Shot
|
| 184 |
|
| 185 |
+
**15 tasks × 1 demonstration = 15 episodes.** Intended for single-reference conditioning or task-specific adaptation, using one selection per task from simulation Full-Shot. The [directory](https://huggingface.co/datasets/wzlllong/value-model-benchmark-training-data/tree/main/data/simulation/one-shot) is reserved. There is no simulation subset to load yet.
|
| 186 |
|
| 187 |
+
## 4. Repository Layout
|
| 188 |
|
| 189 |
```text
|
| 190 |
README.md English dataset card
|
| 191 |
README_zh.md Chinese dataset card
|
| 192 |
subset_catalog.json Machine-readable subset index
|
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|
| 193 |
data/
|
| 194 |
├── real-world/
|
| 195 |
│ ├── full-shot/ Available LeRobot dataset root
|
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|
| 199 |
└── one-shot/ Reserved
|
| 200 |
```
|
| 201 |
|
| 202 |
+
**A released subset directory is the LeRobot `root`; the repository root is not.** The reserved directories currently contain only a README.
|
| 203 |
|
| 204 |
<details>
|
| 205 |
<summary><strong>Format reference: files inside the real-world Full-Shot subset</strong></summary>
|
|
|
|
| 221 |
|
| 222 |
</details>
|
| 223 |
|
| 224 |
+
## 5. Download and Reading
|
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|
| 225 |
|
| 226 |
+
**Quick start — currently available Real-World Full-Shot.** Public downloads require no token. The full subset is approximately **23.23 GB**, including videos.
|
| 227 |
|
| 228 |
+
Use Python **3.10+** and a v3.0-compatible reader. The example is verified with **LeRobot 0.4.2** and **PyAV 15.1.0**; **Dataset v3.0 is the data format, not a package named LeRobot 3.0**.
|
|
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|
| 229 |
|
| 230 |
+
```bash
|
| 231 |
+
pip install "lerobot==0.4.2" "av==15.1.0"
|
| 232 |
+
```
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|
| 233 |
|
| 234 |
+
```python
|
| 235 |
+
from pathlib import Path
|
| 236 |
|
| 237 |
+
from huggingface_hub import HfApi, snapshot_download
|
| 238 |
+
from lerobot.datasets.lerobot_dataset import LeRobotDataset
|
| 239 |
|
| 240 |
+
repo_id = "wzlllong/value-model-benchmark-training-data"
|
| 241 |
+
prefix = "data/real-world/full-shot"
|
| 242 |
+
revision = HfApi(token=False).dataset_info(repo_id).sha
|
| 243 |
+
snapshot = snapshot_download(
|
| 244 |
+
repo_id=repo_id,
|
| 245 |
+
repo_type="dataset",
|
| 246 |
+
revision=revision,
|
| 247 |
+
allow_patterns=[f"{prefix}/**"],
|
| 248 |
+
token=False,
|
| 249 |
+
)
|
| 250 |
+
dataset = LeRobotDataset(
|
| 251 |
+
repo_id=repo_id,
|
| 252 |
+
root=Path(snapshot) / prefix,
|
| 253 |
+
revision=revision,
|
| 254 |
+
video_backend="pyav",
|
| 255 |
+
)
|
| 256 |
+
sample = dataset[0]
|
| 257 |
+
print(dataset.num_episodes, dataset.num_frames)
|
| 258 |
+
print(sample["action"].shape, sample["observation.state"].shape)
|
| 259 |
+
```
|
| 260 |
|
| 261 |
+
Expected: **2,000 episodes**, **1,530,987 time steps**, `action` shape **[52]**, and `observation.state` shape **[290]**. `dataset[0]` reads one time step, not an entire episode. LeRobot resolves the corresponding camera frames from video metadata.
|
|
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|
| 262 |
|
| 263 |
+
The example pins one repository revision for both download and reading, and downloads only the chosen subset. Do not replace the prefix with a reserved directory: there are no trajectory files to load there yet.
|
| 264 |
|
| 265 |
**License:** no data license has been specified. Confirm applicable terms before use or redistribution.
|
|
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|
|
|
README_zh.md
CHANGED
|
@@ -2,44 +2,43 @@
|
|
| 2 |
|
| 3 |
**简体中文** · [English](https://huggingface.co/datasets/wzlllong/value-model-benchmark-training-data)
|
| 4 |
|
| 5 |
-
本仓库面向**机器人价值模型(value model)**,提供
|
| 6 |
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| 7 |
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|
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|
| 9 |
-
|
| 10 |
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| 11 |
-
##
|
| 12 |
|
| 13 |
-
|
| 14 |
-
<source src="https://huggingface.co/datasets/wzlllong/value-model-benchmark-training-data/resolve/main/assets/previews/real-world-task-00.mp4" type="video/mp4">
|
| 15 |
-
</video>
|
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-
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| 20 |
|
| 21 |
## 2. 真实世界
|
| 22 |
|
| 23 |
-
|
| 24 |
|
| 25 |
-
**20 个操作任务**,覆盖物体放置与分类、家居整理、抽屉操作、重复按压、厨房操作及包装。需要基于真实视觉观测和物理交互
|
| 26 |
|
| 27 |
-
|
| 28 |
-
|
| 29 |
-
|
| 30 |
-
|
| 31 |
-
<tbody>
|
| 32 |
-
<tr><th scope="row">任务数</th><td>20</td><td>20</td></tr>
|
| 33 |
-
<tr><th scope="row">轨迹数</th><td><strong>2,000</strong><br>每任务 100 条</td><td><strong>20</strong><br>每任务 1 条</td></tr>
|
| 34 |
-
<tr><th scope="row">下载大小</th><td><strong>≈23.23 GB</strong></td><td>待公布</td></tr>
|
| 35 |
-
<tr><th scope="row">适用需求</th><td>训练/微调</td><td>示例参考/任务适配</td></tr>
|
| 36 |
-
<tr><th scope="row">可用状态</th><td><strong>已发布</strong></td><td>预留</td></tr>
|
| 37 |
-
<tr><th scope="row">数据入口</th><td><a href="https://huggingface.co/datasets/wzlllong/value-model-benchmark-training-data/tree/main/data/real-world/full-shot">浏览文件</a> · <a href="#4-快速开始">快速开始</a></td><td><a href="https://huggingface.co/datasets/wzlllong/value-model-benchmark-training-data/tree/main/data/real-world/one-shot">子集目录</a> · <a href="#6-采集与选取规则">选取规则</a></td></tr>
|
| 38 |
-
</tbody>
|
| 39 |
-
</table>
|
| 40 |
|
| 41 |
<details>
|
| 42 |
-
<summary><strong>
|
| 43 |
|
| 44 |
索引对应训练数据中的 `task_index`。名称与简述采用 RoboValue 论文附录 D 的任务定义;`meta/tasks.parquet` 中的原始任务字符串保持不变。
|
| 45 |
|
|
@@ -68,91 +67,122 @@
|
|
| 68 |
|
| 69 |
</details>
|
| 70 |
|
| 71 |
-
##
|
| 72 |
|
| 73 |
-
|
| 74 |
|
| 75 |
-
|
| 76 |
|
| 77 |
-
|
| 78 |
-
<thead>
|
| 79 |
-
<tr><th scope="col" width="20%">示范设置</th><th scope="col" width="40%">Full-Shot</th><th scope="col" width="40%">One-Shot</th></tr>
|
| 80 |
-
</thead>
|
| 81 |
-
<tbody>
|
| 82 |
-
<tr><th scope="row">任务数</th><td>15</td><td>15</td></tr>
|
| 83 |
-
<tr><th scope="row">轨迹数</th><td><strong>1,500</strong><br>每任务 100 条</td><td><strong>15</strong><br>每任务 1 条</td></tr>
|
| 84 |
-
<tr><th scope="row">下载大小</th><td>待公布</td><td>待公布</td></tr>
|
| 85 |
-
<tr><th scope="row">适用需求</th><td>训练/微调</td><td>示例参考/任务适配</td></tr>
|
| 86 |
-
<tr><th scope="row">可用状态</th><td>预留</td><td>预留</td></tr>
|
| 87 |
-
<tr><th scope="row">数据入口</th><td><a href="https://huggingface.co/datasets/wzlllong/value-model-benchmark-training-data/tree/main/data/simulation/full-shot">浏览文件</a></td><td><a href="https://huggingface.co/datasets/wzlllong/value-model-benchmark-training-data/tree/main/data/simulation/one-shot">子集目录</a> · <a href="#6-采集与选取规则">选取规则</a></td></tr>
|
| 88 |
-
</tbody>
|
| 89 |
-
</table>
|
| 90 |
|
| 91 |
-
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| 92 |
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| 94 |
-
|
| 95 |
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-
**
|
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| 99 |
|
| 100 |
-
``
|
| 101 |
-
pip install "lerobot==0.4.2" "av==15.1.0"
|
| 102 |
-
```
|
| 103 |
|
| 104 |
-
|
| 105 |
-
|
| 106 |
|
| 107 |
-
|
| 108 |
-
from lerobot.datasets.lerobot_dataset import LeRobotDataset
|
| 109 |
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-
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-
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|
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|
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-
##
|
| 136 |
|
| 137 |
-
|
| 138 |
|
| 139 |
-
|
| 140 |
|
| 141 |
```text
|
| 142 |
README.md 英文数据集卡片
|
| 143 |
README_zh.md 中文数据集卡片
|
| 144 |
subset_catalog.json 机器可读子集索引
|
| 145 |
-
assets/ 仅供数据卡展示的图标与预览
|
| 146 |
data/
|
| 147 |
├── real-world/
|
| 148 |
-
│ ├── full-shot/
|
| 149 |
│ └── one-shot/ 预留
|
| 150 |
└── simulation/
|
| 151 |
├── full-shot/ 预留
|
| 152 |
└── one-shot/ 预留
|
| 153 |
```
|
| 154 |
|
| 155 |
-
|
| 156 |
|
| 157 |
<details>
|
| 158 |
<summary><strong>格式参考:真机 Full-Shot 子集内部的文件</strong></summary>
|
|
@@ -174,73 +204,45 @@ data/
|
|
| 174 |
|
| 175 |
</details>
|
| 176 |
|
| 177 |
-
##
|
| 178 |
-
|
| 179 |
-
以下定义适用于 **G2A 真机 Full-Shot**,不直接代表后续仿真数据或其他机器人。各已发布子集的具体字段以其 `meta/info.json` 为准。
|
| 180 |
-
|
| 181 |
-
| 信号/统计 | 表示 |
|
| 182 |
-
| --- | --- |
|
| 183 |
-
| 采样 | **30 FPS**,**1,530,987** 个时间步 |
|
| 184 |
-
| 时长 | 总计约 **14.18 小时**;平均每条约 **25.52 秒** |
|
| 185 |
-
| RGB 观测 | **3 路**:头部 **640 × 400**;左右腕各 **640 × 528**;图像元数据为 CHW 顺序 |
|
| 186 |
-
| `action` | **float32[52]**:同时包含**关节目标与末端目标位姿**,另含夹爪、头部、腰部与底盘控制字段 |
|
| 187 |
-
| `observation.state` | **float32[290]**:关节与末端状态,包括位置、朝向、速度、力矩/力及辅助字段 |
|
| 188 |
-
|
| 189 |
-
**末端动作目标由关节 action 通过正运动学(FK)计算,不是另一套独立的末端遥操作指令。** 末端位置使用 `base_link` 坐标系与米(m)单位;朝向为 XYZW 四元数。夹爪数值未归一化,不能把全部 52 维动作当作关节角度。
|
| 190 |
-
|
| 191 |
-
每个时间步包含 `episode_index`、`task_index`、`frame_index` 及以秒为单位的 `timestamp`。轨迹元数据记录长度、数据行边界与各相机视频偏移。时长和时间步按轨迹统计,不因三路相机重复计数。
|
| 192 |
-
|
| 193 |
-
<details>
|
| 194 |
-
<summary><strong>动作参考:52 维完整索引</strong></summary>
|
| 195 |
-
|
| 196 |
-
以下为 Python 切片,右端不包含在内。
|
| 197 |
-
|
| 198 |
-
| 切片 | 含义 |
|
| 199 |
-
| --- | --- |
|
| 200 |
-
| `[0:2]` | 左右执行器目标开度或行程 |
|
| 201 |
-
| `[2:8]` | 双臂末端目标 XYZ 位置,m,`base_link` |
|
| 202 |
-
| `[8:16]` | 双臂末端目标 XYZW 朝向,`base_link` |
|
| 203 |
-
| `[16:30]` | 双臂关节目标角度,rad |
|
| 204 |
-
| `[30:33]` | 头部关节目标角度,rad |
|
| 205 |
-
| `[33:38]` | 腰部关节目标角度,rad |
|
| 206 |
-
| `[38:44]` | 底盘目标 XYZ 线速度与 XYZ 角速度 |
|
| 207 |
-
| `[44:48]` | 左参考姿态 XYZW 四元数 |
|
| 208 |
-
| `[48:52]` | 右参考姿态 XYZW 四元数 |
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最后两项参考朝向不同于末端目标朝向。`dimensions: 0` 且 `indices: []` 的字段不占用向量。完整定义见 [`meta/info.json`](https://huggingface.co/datasets/wzlllong/value-model-benchmark-training-data/blob/main/data/real-world/full-shot/meta/info.json)。
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<summary><strong>状态参考:290 维向量的主要字段</strong></summary>
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| `[2:26]` | 末端力与力矩字段 |
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| `[26:32]` | 双臂末端 XYZ 位置,m,`base_link` |
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| `[32:56]` | 末端线速度与角速度字段 |
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| `[56:64]` | 双臂末端 XYZW 朝向,`base_link` |
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| `[108:122]` | 双臂关节角度,rad |
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| `[122:136]` | 双臂关节力矩,Nm |
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| `[136:150]` | 双臂关节速度,rad/s |
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| 227 |
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| `[164:176]` | 头部关节位置、速度、力矩与模式 |
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| `[176:196]` | 腰部关节位置、速度、力矩与模式 |
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| `[196:203]` | 机器人在 `odom` 下的位置与朝向 |
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- **One-Shot 的一条:每个任务一条完整轨迹**,不是按物体、场景或相机计算。真机与仿真分别从各自 Full-Shot 中选取,不是独立新增的数据。
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- **正式选取:**所选 `episode_index` 及其 Full-Shot 对应关系尚未发布。可以自行选取用于自定义实验,但不等于复现正式 One-Shot 设置。
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- **监督信号:**数据**不额外提供标量奖励或价值目标标签**,训练监督与目标构造由所用方法自行定义。
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**许可:**数据许可尚未指定,使用或再分发前请确认适用条款。
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研究背景与论文见 [RoboValue 项目主页](https://robovalue-benchmark.github.io/):*RoboValue: A Fine-Grained Sim-and-Real Benchmark for Unified Evaluation of Robotic Value Models*(Liu 等)。使用数据时,请注明[数据集仓库](https://huggingface.co/datasets/wzlllong/value-model-benchmark-training-data)及实验采用的仓库版本。
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**简体中文** · [English](https://huggingface.co/datasets/wzlllong/value-model-benchmark-training-data)
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本仓库面向**机器人价值模型(value model)**,提供真实世界与仿真操作任务的专家示例。每个领域均分为两种示例使用设置:**Full-Shot** 用于完整示例训练或微调,**One-Shot** 用于单条任务参考或单示例适配。
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各子集统一以 **LeRobot Dataset v3.0** 作为发布格式:逐时间步 Parquet 数据、相机视频,以及任务和轨迹元数据。不同子集的机器人、相机、状态与动作字段以各自说明为准,不要求跨平台完全相同。
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**当前可用:真机 Full-Shot,20 个任务,共 2,000 条轨迹。** 其他三类已预留目录并定义规模,目前尚无轨迹文件。
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[真实世界](#2-真实世界) · [仿真世界](#3-仿真世界) · [快速开始](#5-下载与读取) · [仓库目录](#4-仓库目录)
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## 1. 数据总览
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| 领域 | 任务数 | Full-Shot | One-Shot |
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| --- | ---: | ---: | ---: |
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| [真实世界](#2-真实世界) | 20 | **2,000** | 20<sup>†</sup> |
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| [仿真世界](#3-仿真世界) | 15 | 1,500<sup>†</sup> | 15<sup>†</sup> |
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表中数量均为**轨迹条数**,不是视频文件数或相机视角数。Full-Shot **每任务 100 条**;One-Shot **从对应 Full-Shot 集合中每任务选择 1 条**,不是额外采集的数据。† 表示预留子集的定义规模。
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**什么时候使用哪一种设置?**
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- **Full-Shot:**使用完整专家示例集合,训练或微调任务条件下的价值、进度等表征。
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- **One-Shot:**以一条任务示例作为模型参考条件,或在单示例预算下进行任务适配。
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+
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+
本仓库是**标准域内训练示例集**,不包含论文中的诊断轨迹或分布外(OOD)评测轨迹。数据**不额外提供标量奖励或价值目标标签**,训练监督与目标构造需由所用方法自行定义。
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## 2. 真实世界
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| 30 |
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### 2.1 总览
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真实世界数据由 **G2A 机器人**采集,包含 **20 个操作任务**,覆盖物体放置与分类、家居整理、抽屉操作、重复按压、厨房操作及包装。需要基于真实视觉观测和物理交互进行价值模型训练或示例参考时,选择这一领域。
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| 设置 | 每任务 | 总轨迹数 | 数据 |
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| 36 |
+
| --- | ---: | ---: | --- |
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| 37 |
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| [**Full-Shot**](#22-full-shot) | 100 | **2,000** | [文件](https://huggingface.co/datasets/wzlllong/value-model-benchmark-training-data/tree/main/data/real-world/full-shot) |
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| 38 |
+
| [One-Shot](#23-one-shot) | 1 | 20 | [预留](https://huggingface.co/datasets/wzlllong/value-model-benchmark-training-data/tree/main/data/real-world/one-shot) |
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| 39 |
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<details>
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+
<summary><strong>任务清单:20 个任务及简要说明</strong></summary>
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索引对应训练数据中的 `task_index`。名称与简述采用 RoboValue 论文附录 D 的任务定义;`meta/tasks.parquet` 中的原始任务字符串保持不变。
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</details>
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### 2.2 Full-Shot
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**用于每任务 100 条完整示例的训练或微调。** 这是当前可用的真机训练子集。
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[下载与读取](#5-下载与读取) · [浏览文件](https://huggingface.co/datasets/wzlllong/value-model-benchmark-training-data/tree/main/data/real-world/full-shot) · [字段定义](https://huggingface.co/datasets/wzlllong/value-model-benchmark-training-data/blob/main/data/real-world/full-shot/meta/info.json)
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**关键统计**
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| 项目 | 数值 |
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| --- | --- |
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| 规模 | **20 个任务 × 100 条 = 2,000 条轨迹** |
|
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+
| 时间步与采样率 | **1,530,987** 个时间步,**30 FPS** |
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+
| 轨迹时长 | 总计约 **14.18 小时**;平均每条约 **25.52 秒** |
|
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+
| 相机 | **3 路 RGB:**头部、左腕、右腕 |
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+
| 分辨率 | 头部 **640 × 400**;每个腕部 **640 × 528** |
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+
| 存储 | 约 **23.23 GB**;Parquet + HEVC 视频 |
|
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+
| 划分 | `train: 0:2000` |
|
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+
时长与时间步按轨迹统计,不因三路相机重复计数。
|
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| 90 |
+
**一条轨迹包含什么?**
|
| 91 |
|
| 92 |
+
一条 **episode** 对应一条完整的任务示例,包含任务与轨迹标识、逐时间步的机器人观测和动作,以及三路相机视频。轨迹元数据记录长度、数据行边界与视频片段位置。v3.0 允许多条轨迹共用分块文件,因此不能简单把一个文件当作一条轨迹。
|
| 93 |
|
| 94 |
+
| 信号 | 表示 |
|
| 95 |
+
| --- | --- |
|
| 96 |
+
| `action` | **52 维 float32:**同时包含**关节目标与末端目标位姿**,另含夹爪、头部、腰部和底盘控制字段 |
|
| 97 |
+
| `observation.state` | **290 维 float32:**关节与末端状态,包括位置、朝向、速度、力矩/力及辅助字段 |
|
| 98 |
+
| RGB 观测 | 头部、左腕、右腕图像;视频字段的图像元数据使用 CHW 顺序 |
|
| 99 |
+
| 标识与时间 | `episode_index`、`task_index`、`frame_index`,以及单位为秒的逐帧 `timestamp` |
|
| 100 |
|
| 101 |
+
**末端动作目标由关节 action 通过正运动学(FK)计算,不是另一套独立的遥操作末端指令。** 末端位置以 `base_link` 为坐标系,单位 m;朝向为 XYZW 四元数。夹爪数值未归一化。使用时应选择模型所需的表示,不能把全部 52 维动作都当成关节角度。
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|
| 102 |
|
| 103 |
+
<details>
|
| 104 |
+
<summary><strong>动作参考:52 维完整索引</strong></summary>
|
| 105 |
|
| 106 |
+
以下为 Python 切片,右端不包含在内。
|
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|
| 107 |
|
| 108 |
+
| 切片 | 含义 |
|
| 109 |
+
| --- | --- |
|
| 110 |
+
| `[0:2]` | 左右执行器目标开度或行程 |
|
| 111 |
+
| `[2:8]` | 双臂末端目标 XYZ 位置,m,`base_link` |
|
| 112 |
+
| `[8:16]` | 双臂末端目标 XYZW 朝向,`base_link` |
|
| 113 |
+
| `[16:30]` | 双臂关节目标角度,rad |
|
| 114 |
+
| `[30:33]` | 头部关节目标角度,rad |
|
| 115 |
+
| `[33:38]` | 腰部关节目标角度,rad |
|
| 116 |
+
| `[38:44]` | 底盘目标 XYZ 线速度与 XYZ 角速度 |
|
| 117 |
+
| `[44:48]` | 左参考姿态 XYZW 四元数 |
|
| 118 |
+
| `[48:52]` | 右参考姿态 XYZW 四元数 |
|
| 119 |
+
|
| 120 |
+
最后两项参考朝向不同于末端目标朝向。`dimensions: 0` 且 `indices: []` 的字段不占用向量。完整定义见 [`meta/info.json`](https://huggingface.co/datasets/wzlllong/value-model-benchmark-training-data/blob/main/data/real-world/full-shot/meta/info.json)。
|
| 121 |
+
|
| 122 |
+
</details>
|
| 123 |
+
|
| 124 |
+
<details>
|
| 125 |
+
<summary><strong>状态参考:290 维向量的主要字段</strong></summary>
|
| 126 |
+
|
| 127 |
+
| 切片 | 含义 |
|
| 128 |
+
| --- | --- |
|
| 129 |
+
| `[0:2]` | 左右执行器状态 |
|
| 130 |
+
| `[2:26]` | 末端力与力矩字段 |
|
| 131 |
+
| `[26:32]` | 双臂末端 XYZ 位置,m,`base_link` |
|
| 132 |
+
| `[32:56]` | 末端线速度与角速度字段 |
|
| 133 |
+
| `[56:64]` | 双臂末端 XYZW 朝向,`base_link` |
|
| 134 |
+
| `[108:122]` | 双臂关节角度,rad |
|
| 135 |
+
| `[122:136]` | 双臂关节力矩,Nm |
|
| 136 |
+
| `[136:150]` | 双臂关节速度,rad/s |
|
| 137 |
+
| `[164:176]` | 头部关节位置、速度、力矩与模式 |
|
| 138 |
+
| `[176:196]` | 腰部关节位置、速度、力矩与模式 |
|
| 139 |
+
| `[196:203]` | 机器人在 `odom` 下的位置与朝向 |
|
| 140 |
+
|
| 141 |
+
这里是主要字段摘要,并非全部 290 维。其他位姿、模式、操作员、相机外参及参考字段,以 [`meta/info.json`](https://huggingface.co/datasets/wzlllong/value-model-benchmark-training-data/blob/main/data/real-world/full-shot/meta/info.json) 为准。
|
| 142 |
+
|
| 143 |
+
</details>
|
| 144 |
+
|
| 145 |
+
### 2.3 One-Shot
|
| 146 |
+
|
| 147 |
+
**用于单条示例参考或任务适配。** 从相同的 **20 个真机任务**中,每任务选择一条 Full-Shot 轨迹,共 **20 条**,不是另一套任务或额外采集的数据。
|
| 148 |
+
|
| 149 |
+
[One-Shot 目录](https://huggingface.co/datasets/wzlllong/value-model-benchmark-training-data/tree/main/data/real-world/one-shot)目前为预留位置,轨迹文件与正式示例选择尚未发布。当前可用入口为 [Full-Shot 快速开始](#5-下载与读取);自行挑选一条轨迹不等于复现正式 One-Shot 的示例选择。
|
| 150 |
|
| 151 |
+
## 3. 仿真世界
|
| 152 |
+
|
| 153 |
+
### 3.1 总览
|
| 154 |
+
|
| 155 |
+
仿真领域包含 **15 个操作任务**,适用于仿真环境中的价值模型实验与示例参考。组织方式同样为 Full-Shot 与 One-Shot,发布格式同样为 LeRobot Dataset v3.0;具体机器人、相机、状态与动作字段需查看该子集的元数据,不能直接套用 G2A 的字段定义。
|
| 156 |
+
|
| 157 |
+
| 设置 | 每任务 | 总轨迹数 | 数据 |
|
| 158 |
+
| --- | ---: | ---: | --- |
|
| 159 |
+
| [Full-Shot](#32-full-shot) | 100 | 1,500 | [预留](https://huggingface.co/datasets/wzlllong/value-model-benchmark-training-data/tree/main/data/simulation/full-shot) |
|
| 160 |
+
| [One-Shot](#33-one-shot) | 1 | 15 | [预留](https://huggingface.co/datasets/wzlllong/value-model-benchmark-training-data/tree/main/data/simulation/one-shot) |
|
| 161 |
+
|
| 162 |
+
### 3.2 Full-Shot
|
| 163 |
|
| 164 |
+
**15 个任务 × 100 条 = 1,500 条轨迹。** 用于完整仿真示例集合的训练或微调。[目录](https://huggingface.co/datasets/wzlllong/value-model-benchmark-training-data/tree/main/data/simulation/full-shot)已预留,轨迹统计、任务��单与字段说明将随数据发布提供。
|
| 165 |
|
| 166 |
+
### 3.3 One-Shot
|
| 167 |
|
| 168 |
+
**15 个任务 × 1 条 = 15 条轨迹。** 从仿真 Full-Shot 中每任务选择一条,用于单示例参考或任务适配。[目录](https://huggingface.co/datasets/wzlllong/value-model-benchmark-training-data/tree/main/data/simulation/one-shot)已预留,目前尚无可读取的仿真子集。
|
| 169 |
|
| 170 |
+
## 4. 仓库目录
|
| 171 |
|
| 172 |
```text
|
| 173 |
README.md 英文数据集卡片
|
| 174 |
README_zh.md 中文数据集卡片
|
| 175 |
subset_catalog.json 机器可读子集索引
|
|
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|
| 176 |
data/
|
| 177 |
├── real-world/
|
| 178 |
+
│ ├── full-shot/ 当前可用的 LeRobot 数据根目录
|
| 179 |
│ └── one-shot/ 预留
|
| 180 |
└── simulation/
|
| 181 |
├── full-shot/ 预留
|
| 182 |
└── one-shot/ 预留
|
| 183 |
```
|
| 184 |
|
| 185 |
+
**已发布子集的目录才是 LeRobot 的 `root`,不是整个仓库根目录。** 预留目录目前只包含 README。
|
| 186 |
|
| 187 |
<details>
|
| 188 |
<summary><strong>格式参考:真机 Full-Shot 子集内部的文件</strong></summary>
|
|
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|
| 204 |
|
| 205 |
</details>
|
| 206 |
|
| 207 |
+
## 5. 下载与读取
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|
| 208 |
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| 209 |
+
**快速开始:当前可用的真机 Full-Shot。** 公开下载无需 Token,含视频的完整子集约 **23.23 GB**。
|
| 210 |
|
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使用 Python **3.10+** 与支持 v3.0 的读取器。示例已通过 **LeRobot 0.4.2** 和 **PyAV 15.1.0** 验证;**Dataset v3.0 是数据格式版本,不是名为 LeRobot 3.0 的软件包版本**。
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```bash
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pip install "lerobot==0.4.2" "av==15.1.0"
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```
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```python
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from pathlib import Path
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from huggingface_hub import HfApi, snapshot_download
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from lerobot.datasets.lerobot_dataset import LeRobotDataset
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repo_id = "wzlllong/value-model-benchmark-training-data"
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prefix = "data/real-world/full-shot"
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revision = HfApi(token=False).dataset_info(repo_id).sha
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snapshot = snapshot_download(
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repo_id=repo_id,
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repo_type="dataset",
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revision=revision,
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allow_patterns=[f"{prefix}/**"],
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token=False,
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)
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dataset = LeRobotDataset(
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repo_id=repo_id,
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root=Path(snapshot) / prefix,
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revision=revision,
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video_backend="pyav",
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)
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sample = dataset[0]
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print(dataset.num_episodes, dataset.num_frames)
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print(sample["action"].shape, sample["observation.state"].shape)
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```
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预期为 **2,000 条轨迹**、**1,530,987 个时间步**,`action` 维度为 `float32[52]`,`observation.state` 维度为 `float32[290]`。`dataset[0]` 读取的是一个时间步,而不是整条轨迹;LeRobot 根据视频元数据读取对应的相机帧。
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示例固定同一个仓库版本用于下载和读取,并且只下载指定子集。不要直接把路径换成预留目录:这些目录目前尚无可加载的轨迹文件。
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**许可:**数据许可尚未指定,使用或再分发前请确认适用条款。
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