week 3 -lidar

Light detection and ranging (Lidar) Remote sensing data for week 3 of class. The data are for the Lee Hill Area in Boulder, Colorado and include before and after terrain data.

本课程第三周所用的激光雷达（Light detection and ranging，Lidar）遥感数据集，覆盖美国科罗拉多州博尔德市的李山区域，包含该区域地形变化前后的地形数据。