快速四点一致性点云粗配准算法
刘世光,王海荣,刘锦

Fast 4-points congruent sets for coarse registration of 3D point cloud
Shiguang LIU,Hairong WANG,Jin LIU
图3 边界扩展到边界特征带示意图
Fig.3 Illustration of boundary extension to boundary feature belt