Datasets:
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license: mit
pretty_name: SMART-Data
tags:
- robotics
- manipulation
- embodied-ai
- lerobot
- simulation
---
# SMART-Data

<p align="center">
<a href="https://teamillusion-smart.github.io/"><img alt="Project: teamillusion-smart.github.io" src="https://img.shields.io/badge/Project-teamillusion--smart.github.io-2563eb?logo=github&logoColor=white&style=flat-square"></a> <a href="https://arxiv.org/abs/2610.07652"><img alt="arXiv: 2610.07652" src="https://img.shields.io/badge/arXiv-2610.07652-b31b1b?logo=arxiv&logoColor=white&style=flat-square"></a>
</p>
**SMART-Data** is a large-scale synthetic dataset for articulated-object manipulation, generated entirely in simulation with a scalable synthesis pipeline.<br>
It covers five robot setups and a hierarchical taxonomy of atomic, composite, and long-horizon tasks, spanning 23 manipulation skills, 44 task types, and diverse articulated objects with revolute, prismatic, and compound joints.<br>
The released demonstrations are organized in LeRobot v3.0 format for robot learning and VLA pretraining.
## 🔭 Dataset Overview

*Statistics of SMART-Data, including robot-setup distribution, task complexity, and articulated-object coverage.*
## ✨ Dataset Features
- **Large-scale synthetic data:** SMART-Data contains over 1M simulated manipulation episodes, approximately 500M frames, and over 4,600 hours of demonstrations.
- **Five robot setups:** The dataset covers ARX AC One, R1Pro, Dual RM75, Dual Franka, and Single Franka, providing demonstrations from both single-arm and dual-arm embodiments.
- **Hierarchical task design:** Tasks are organized into atomic, composite, and long-horizon categories, supporting primitive skills as well as multi-stage compositional reasoning.
- **Broad skill coverage:** The dataset spans 23 manipulation skills and 44 task types across approximately 10K task YAML configurations.
- **Diverse articulated objects:** It covers 23 of the 88 functional object categories in the SMART-Sim asset library, including 2,507 articulated objects with revolute, prismatic, and compound joints.
- **Rich interaction diversity:** Demonstrations vary in object pose, robot initialization, camera extrinsics, visual appearance, and physical properties.
- **Multi-view observations:** The data include global and arm-specific camera views for learning manipulation policies from complementary perspectives.
- **Scalable scene coverage:** The released trajectories are collected across 1,122 distinct scenes.
- **VLA-ready format:** All demonstrations are stored in LeRobot v3.0 format for behavior cloning, VLA pretraining, and downstream manipulation research.
## 🏁 Get Started
### ⬇️ Download
```bash
# Make sure you have Git LFS installed
git lfs install
# For private repositories, use a Hugging Face access token with read access
git clone https://huggingface.co/datasets/TeleEmbodied/SMART-Data
# Clone without downloading the large files, leaving only their pointers
GIT_LFS_SKIP_SMUDGE=1 git clone https://huggingface.co/datasets/TeleEmbodied/SMART-Data
```
### 🗂️ Dataset Structure
The following example shows the fully expanded dataset layout:
```text
SMART-Data/
├── AC1/ # robot platform
│ ├── atomic/ # primitive tasks
│ │ ├── left/
│ │ │ └── left_close_dishwasher/ # task
│ │ │ ├── data/
│ │ │ │ └── chunk-000/
│ │ │ │ ├── file-000.parquet
│ │ │ │ ├── file-001.parquet
│ │ │ │ ├── file-002.parquet
│ │ │ │ └── ...
│ │ │ ├── meta/
│ │ │ │ ├── episodes/
│ │ │ │ │ └── chunk-000/
│ │ │ │ │ ├── file-000.parquet
│ │ │ │ │ ├── file-001.parquet
│ │ │ │ │ ├── file-002.parquet
│ │ │ │ │ └── ...
│ │ │ │ ├── info.json
│ │ │ │ ├── norm_stats.json
│ │ │ │ ├── stats.json
│ │ │ │ ├── tasks.parquet
│ │ │ │ └── ...
│ │ │ ├── videos/
│ │ │ │ ├── observation.images.camera_global/
│ │ │ │ │ └── chunk-000/
│ │ │ │ │ ├── file-000.mp4
│ │ │ │ │ ├── file-001.mp4
│ │ │ │ │ └── ...
│ │ │ │ ├── observation.images.camera_left/
│ │ │ │ │ └── ...
│ │ │ │ ├── observation.images.camera_right/
│ │ │ │ │ └── ...
│ │ │ │ └── ...
│ │ │ └── ...
│ │ ├── right/
│ │ │ └── ...
│ │ └── ...
│ ├── composite/ # multi-skill tasks
│ │ └── ...
│ └── long_horizon/ # long-horizon tasks
│ └── ...
├── Franka_dual/
│ └── ...
├── Franka_single/
│ └── ...
├── R1Pro/
│ └── ...
└── RM75/
└── ...
```
### 📄 Data Format
```text
<task>/ # LeRobot dataset
├── data/ # frame-level data
│ └── chunk-000/
│ └── file-000.parquet # action, state, and timestamps
├── meta/ # dataset metadata
│ ├── info.json # schema and dataset information
│ ├── norm_stats.json
│ ├── stats.json
│ ├── tasks.parquet # task instruction
│ └── episodes/ # episode metadata
└── videos/ # camera streams
├── observation.images.camera_global/
├── observation.images.camera_left/
└── observation.images.camera_right/
```
#### 🔎 Example `meta/info.json`
```json
{
"codebase_version": "v3.0",
"robot_type": "AC1",
"total_episodes": 500,
"total_frames": 170756,
"total_tasks": 1,
"chunks_size": 1000,
"data_files_size_in_mb": 100,
"video_files_size_in_mb": 200,
"fps": 30,
"splits": {
"train": "0:500"
},
"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.camera_global": {
"dtype": "video",
"shape": [540, 960, 3],
"names": ["height", "width", "rgb"],
"info": {
"video.height": 540,
"video.width": 960,
"video.codec": "h264",
"video.pix_fmt": "yuv420p",
"video.is_depth_map": false,
"video.fps": 30,
"video.channels": 3,
"has_audio": false
}
},
"observation.images.camera_left": {
"dtype": "video",
"shape": [360, 640, 3],
"names": ["height", "width", "rgb"],
"info": {
"video.height": 360,
"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.camera_right": {
"dtype": "video",
"shape": [360, 640, 3],
"names": ["height", "width", "rgb"],
"info": {
"video.height": 360,
"video.width": 640,
"video.codec": "h264",
"video.pix_fmt": "yuv420p",
"video.is_depth_map": false,
"video.fps": 30,
"video.channels": 3,
"has_audio": false
}
},
"action": {
"dtype": "float32",
"shape": [14],
"names": {
"motors": [
"left_arm_0", "left_arm_1", "left_arm_2",
"left_arm_3", "left_arm_4", "left_arm_5",
"right_arm_0", "right_arm_1", "right_arm_2",
"right_arm_3", "right_arm_4", "right_arm_5",
"left_gripper", "right_gripper"
]
}
},
"observation.state": {
"dtype": "float32",
"shape": [14],
"names": [
"left_arm_0", "left_arm_1", "left_arm_2",
"left_arm_3", "left_arm_4", "left_arm_5",
"right_arm_0", "right_arm_1", "right_arm_2",
"right_arm_3", "right_arm_4", "right_arm_5",
"left_gripper", "right_gripper"
]
},
"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
}
}
}
```
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