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  # Video files - compressed
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  *.mp4 filter=lfs diff=lfs merge=lfs -text
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  # Video files - compressed
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  *.mp4 filter=lfs diff=lfs merge=lfs -text
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  *.webm filter=lfs diff=lfs merge=lfs -text
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+ RM-LiDAR-ROSBAG_01.bag filter=lfs diff=lfs merge=lfs -text
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+ RM-LiDAR-ROSBAG_02.bag filter=lfs diff=lfs merge=lfs -text
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@@ -1,3 +1,153 @@
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- ---
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- license: mit
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- ---
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
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+ ## ROBOMASTER-2025 北京理工大学(珠海)南部赛区 - LiDAR ROSBAG
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+
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+ **数据来源:** [华北理工大学 HORIZON 战队 — 雷达组](https://github.com/BreCaspian/RoboMaster-Lidar-Lab)
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+ **依托平台:** [华北理工 RM 创新实验室](https://space.bilibili.com/481866846?spm_id_from=333.337.0.0)
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+ **录制时间地点:** ROBOMASTER 2025 超级对抗赛,南部赛区现场实录
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+ **数据用途:** ROBOMASTER 场景下的点云识别、目标检测、三维建图等任务
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+
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+ <div align="center">
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+ <img src="Doc/NCUST-HORIZON-LiDAR.png" alt="HORIZON 雷达组" width="300"/>
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+ </div>
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+
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+ ---
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+
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+ ## 🗂️ 数据概览
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+
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+ | 文件名 | 时长 | 大小 | 消息数 | 点云话题 |
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+ | ------------------------ | ------ | ------- | ---- | -------------- |
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+ | `RM-LiDAR-ROSBAG_01.bag` | 13分22秒 | 11.2 GB | 8037 | `/cloudpoints` |
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+ | `RM-LiDAR-ROSBAG_02.bag` | 13分59秒 | 12.9 GB | 8399 | `/cloudpoints` |
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+
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+ > 数据格式为标准 ROS 1 `.bag` 文件,未压缩,采样频率约为 10 Hz。
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+
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+ <div align="center">
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+ <table>
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+ <tr>
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+ <td align="center">
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+ <img src="Doc/Lidar-ROSBAG-2-GIF-View1.gif" width="480"/>
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+ </td>
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+ <td align="center">
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+ <img src="Doc/Lidar-ROSBAG-2-GIF-View2.gif" width="480"/>
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+ </td>
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+ </tr>
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+ </table>
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+ </div>
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+
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+ ​ 🎥 ROSBAG展示视频:[Bilibili 视频链接](https://www.bilibili.com/video/BV1s6tnz9Enr/?spm_id_from=333.337.search-card.all.click&vd_source=3c76eab145811dc6a99e9691ce7f2384)
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+
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+ ---
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+
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+ ## 🛠 使用设备:镭神 CH128X1 激光雷达
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+
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+ | 参数项 | 值 |
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+ | :------: | :--------------------------------: |
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+ | 通道数 | 128 线 |
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+ | 探测距离 | 最远 200 m(10% 反射率下约 160 m) |
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+ | 测距精度 | ±3 cm |
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+ | 点云速率 | ≈ 760,000 点/秒 |
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+ | HFOV | ≈ 120° |
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+ | VFOV | ≈ 25° |
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+ | 角分辨率 | 水平 0.2°,垂直最小 0.125° |
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+ | 旋转频率 | 设置为--10 Hz |
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+
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+ > 得益于高通道密度与点云速率,ROSBAG质量较高可用于比赛相关算法研究。
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+
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+ ---
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+
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+ ## ⚙ 使用方法
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+
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+ ### ▶ 播放数据
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+
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+ ```bash
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+ roscore
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+ rosbag play RM-LiDAR-ROSBAG_01.bag
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+ rosbag play RM-LiDAR-ROSBAG_02.bag
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+ ```
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+
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+ ### 🧿 RViz 可视化
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+
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+ ```bash
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+ rviz
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+ ```
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+
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+ 设置 **`Fixed Frame`** 为:
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+
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+ ```
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+ CH128X
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+ ```
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+
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+ 添加显示项:
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+
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+ ```
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+ Add -> By Topic -> PointCloud2(即 /cloudpoints)
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+ ```
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+
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+ ---
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+
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+ ## 🧊 使用建议与注意事项
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+
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+ * **高点云速率**:CH128X1 输出点云密度极高,直接加载可能导致OOM
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+ * **推荐预处理**:建议对原始点云进行下采样(如 `VoxelGrid`, `RandomSample` 等),再接入程序中使用
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+ * **非实时回放建议**:可使用低速率播放(如 `rosbag play -r 0.5`)以便逐帧观察
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+
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+ ---
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+
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+ ## 📥 数据下载
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+
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+ * **百度网盘:** [点击下载](https://pan.baidu.com/s/1ICSTLdOVVyqMbhYS6CnErQ?pwd=RMer)--提取码:`RMer`
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+ * **Hugging Face:** [ROBOMASTER-2025-LiDAR-ROSBAG](https://huggingface.co/datasets/BreCaspian/ROBOMASTER-2025-LiDAR-ROSBAG)
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+
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+ ---
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+
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+ ## 🧾 ROSBAG 话题信息(`rosbag info` 输出)
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+
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+ <details>
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+ <summary><strong>RM-LiDAR-ROSBAG_01.bag</strong></summary>
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+
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+ ```
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+ path: RM-LiDAR-ROSBAG_01.bag
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+ version: 2.0
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+ duration: 13:22s (802s)
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+ start: May 14 2025 14:31:07
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+ end: May 14 2025 14:44:30
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+ size: 11.2 GB
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+ messages: 8037
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+ compression: none
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+ topics: /cloudpoints [sensor_msgs/PointCloud2] 8037 msgs
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+ ```
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+
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+ </details>
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+
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+ <details>
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+ <summary><strong>RM-LiDAR-ROSBAG_02.bag</strong></summary>
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+
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+ ```
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+ path: RM-LiDAR-ROSBAG_02.bag
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+ version: 2.0
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+ duration: 13:59s (839s)
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+ start: May 15 2025 13:31:01
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+ end: May 15 2025 13:45:00
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+ size: 12.9 GB
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+ messages: 8399
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+ compression: none
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+ topics: /cloudpoints [sensor_msgs/PointCloud2] 8399 msgs
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+ ```
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+
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+ </details>
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+
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+ ---
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+
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+ ## 📮 联系方式
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+
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+ 如需合作、交流或反馈问题,欢迎联系:
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+
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+ 📧 `yaoyuzhuo6@gmail.com`
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+
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+ **Tips :** 十分遗憾的是,该点云数据集所对应的 RGB 视频在录制中由于设备负载较大被异常终止导致视频损坏,当时没能及时发现该问题,后续整理相关数据才发现视频损坏。尽管后续进行了一系列人为视频修复工作,但是效果仍然不佳,大量片段损坏、丢失或马赛克现象严重,**故不对外开源**。
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+
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+ <br/>
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+
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+ <p align="right">
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+ —— 2025 年 8 月 7 日 · 立秋
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+ </p>
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+
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