回波强度约束下的无人机LiDAR点云K-means聚类滤波
李沛婷, 赵庆展, 陈洪

Filtering UAV LiDAR Point Cloud with K-means Clustering under the Constraint of Echo Intensity
LI Peiting,ZHAO Qingzhan,CHEN Hong
图2 研究区原始点云和回波强度规则值的直方图
Fig. 2 Original point clouds of study area and histogram of normalized echo intensity