utokyo_xarm_pick_and_place

This dataset was created using [LeRobot](https://github.com/huggingface/lerobot).

## Dataset Description

- **Homepage:** [More Information Needed]
- **Paper:** [More Information Needed]
- **License:** cc-by-4.0

## Dataset Structure

[meta/info.json](meta/info.json):
```json
{
"codebase_version": "v2.0",
"robot_type": "unknown",
"total_episodes": 102,
"total_frames": 7490,
"total_tasks": 1,
"total_videos": 306,
"total_chunks": 1,
"chunks_size": 1000,
"fps": 10,
"splits": {
"train": "0:102"
},
"data_path": "data/chunk-{episode_chunk:03d}/episode_{episode_index:06d}.parquet",
"video_path": "videos/chunk-{episode_chunk:03d}/{video_key}/episode_{episode_index:06d}.mp4",
"features": {
"observation.images.hand_image": {
"dtype": "video",
"shape": [
224,
224,
3
],
"names": [
"height",
"width",
"channel"
],
"video_info": {
"video.fps": 10.0,
"video.codec": "av1",
"video.pix_fmt": "yuv420p",
"video.is_depth_map": false,
"has_audio": false
}
},
"observation.images.image2": {
"dtype": "video",
"shape": [
224,
224,
3
],
"names": [
"height",
"width",
"channel"
],
"video_info": {
"video.fps": 10.0,
"video.codec": "av1",
"video.pix_fmt": "yuv420p",
"video.is_depth_map": false,
"has_audio": false
}
},
"observation.images.image": {
"dtype": "video",
"shape": [
224,
224,
3
],
"names": [
"height",
"width",
"channel"
],
"video_info": {
"video.fps": 10.0,
"video.codec": "av1",
"video.pix_fmt": "yuv420p",
"video.is_depth_map": false,
"has_audio": false
}
},
"language_instruction": {
"dtype": "string",
"shape": [
1
],
"names": null
},
"observation.state": {
"dtype": "float32",
"shape": [
8
],
"names": {
"motors": [
"motor_0",
"motor_1",
"motor_2",
"motor_3",
"motor_4",
"motor_5",
"motor_6",
"motor_7"
]
}
},
"action": {
"dtype": "float32",
"shape": [
7
],
"names": {
"motors": [
"motor_0",
"motor_1",
"motor_2",
"motor_3",
"motor_4",
"motor_5",
"motor_6"
]
}
},
"timestamp": {
"dtype": "float32",
"shape": [
1
],
"names": null
},
"episode_index": {
"dtype": "int64",
"shape": [
1
],
"names": null
},
"frame_index": {
"dtype": "int64",
"shape": [
1
],
"names": null
},
"next.reward": {
"dtype": "float32",
"shape": [
1
],
"names": null
},
"next.done": {
"dtype": "bool",
"shape": [
1
],
"names": null
},
"index": {
"dtype": "int64",
"shape": [
1
],
"names": null
},
"task_index": {
"dtype": "int64",
"shape": [
1
],
"names": null
}
}
}
```

## Citation

**BibTeX:**

```bibtex
@misc{matsushima2023weblab,
title={Weblab xArm Dataset},
author={Tatsuya Matsushima and Hiroki Furuta and Yusuke Iwasawa and Yutaka Matsuo},
year={2023},
}
```

本数据集基于[LeRobot](https://github.com/huggingface/lerobot)构建。

## 数据集说明
- **主页**：[更多信息待补充]
- **论文**：[更多信息待补充]
- **许可证**：知识共享署名4.0（CC BY 4.0）

## 数据集结构
文件`meta/info.json`的内容如下：
json
{
"代码库版本": "v2.0",
"机器人类型": "未知",
"总回合数": 102,
"总帧数": 7490,
"总任务数": 1,
"总视频数": 306,
"总分块数": 1,
"分块大小": 1000,
"帧率": 10,
"数据划分": {
"训练集": "0:102"
},
"数据路径模板": "data/chunk-{episode_chunk:03d}/episode_{episode_index:06d}.parquet",
"视频路径模板": "videos/chunk-{episode_chunk:03d}/{video_key}/episode_{episode_index:06d}.mp4",
"特征项": {
"观测.图像.手部图像": {
"数据类型": "视频",
"形状": [224, 224, 3],
"维度标识": ["高度", "宽度", "通道"],
"视频参数": {
"视频帧率": 10.0,
"视频编码格式": "av1",
"视频像素格式": "yuv420p",
"非深度图": false,
"无音频流": false
}
},
"观测.图像.图像2": {
"数据类型": "视频",
"形状": [224, 224, 3],
"维度标识": ["高度", "宽度", "通道"],
"视频参数": {
"视频帧率": 10.0,
"视频编码格式": "av1",
"视频像素格式": "yuv420p",
"非深度图": false,
"无音频流": false
}
},
"观测.图像.图像": {
"数据类型": "视频",
"形状": [224, 224, 3],
"维度标识": ["高度", "宽度", "通道"],
"视频参数": {
"视频帧率": 10.0,
"视频编码格式": "av1",
"视频像素格式": "yuv420p",
"非深度图": false,
"无音频流": false
}
},
"语言指令": {
"数据类型": "字符串",
"形状": [1],
"维度标识": null
},
"观测.状态": {
"数据类型": "float32",
"形状": [8],
"维度标识": {
"电机组": ["电机0", "电机1", "电机2", "电机3", "电机4", "电机5", "电机6", "电机7"]
}
},
"动作": {
"数据类型": "float32",
"形状": [7],
"维度标识": {
"电机组": ["电机0", "电机1", "电机2", "电机3", "电机4", "电机5", "电机6"]
}
},
"时间戳": {
"数据类型": "float32",
"形状": [1],
"维度标识": null
},
"回合索引": {
"数据类型": "int64",
"形状": [1],
"维度标识": null
},
"帧索引": {
"数据类型": "int64",
"形状": [1],
"维度标识": null
},
"下一时刻奖励": {
"数据类型": "float32",
"形状": [1],
"维度标识": null
},
"下一回合结束标记": {
"数据类型": "bool",
"形状": [1],
"维度标识": null
},
"样本索引": {
"数据类型": "int64",
"形状": [1],
"维度标识": null
},
"任务索引": {
"数据类型": "int64",
"形状": [1],
"维度标识": null
}
}
}

## 引用
**BibTeX 格式引用：**
bibtex
@misc{matsushima2023weblab,
title={Weblab xArm 数据集},
author={Tatsuya Matsushima, Hiroki Furuta, Yusuke Iwasawa, Yutaka Matsuo},
year={2023},
}