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There is noise and defective data on the 3d scanning point cloud. A robust mesh reconstruction algorithm is proposed.
由于3维扫描点云通常存在噪音和缺失数据，提出了一种鲁棒的点云网格重建算法。
The motion pattern of a scanning point is studied in case a fixed laser beam is pointing at a rotating ball with fixed center.
研究了当用固定不动的激光束扫描球心固定的旋转球体时扫描点在球面上的移动模式。
Secondly, the laser propagation rule in the underground air and error influencing factors of scanning point clouds were studied systematically.
第二，研究激光在井下空气中的传播规律及扫描点云数据的误差影响因素。
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