基于区域特征分割的密集匹配点云渐进形态学滤波

张刚, 刘文彬, 张男

Progressive Morphological Filtering Method of Dense Matching Point Cloud based on Region Feature Segmentation

Gang ZHANG, Wenbin LIU, Nan ZHANG

表1 实例1点云改进的渐进形态学滤波与CSF滤波误差和效率对比分析

Tab. 1 Comparing and analyzing the error and efficiency of point cloud modified asymptotic morphological filtering with CSF (example 1)

滤波算法 用时/s 第I类误差点占比/% 第Ⅱ类误差点占比/% 改进的渐进形态学滤波 320 1.07 1.22 2 m分辨率CSF滤波 10 3.11 1.73 1 m分辨率CSF滤波 30 1.32 3.14 0.5 m分辨率CSF滤波 90 0.85 6.98