DALES

该数据集是一个大规模的航空激光雷达语义分割数据集，包含了超过5亿个点，覆盖了农村、郊区、工业和商业场景中的八个物体类别。此外，该数据集采用了0.25米的下采样率和15米的邻域半径。在规模上属于大型数据集，其任务是进行语义分割。

This dataset is a large-scale aerial LiDAR semantic segmentation dataset containing over 500 million points, covering eight object categories across rural, suburban, industrial and commercial scenarios. Furthermore, it adopts a downsampling rate of 0.25 meters and a neighborhood radius of 15 meters. It falls into the category of large datasets in terms of scale, and its task is semantic segmentation.