In this thesis we summarize the main approaches for surface reconstruction, study the problem of boundary detection for point clouds, and propose a new algorithm based on regular space subdivision.

本文在总结曲面重建主流算法的基础上，对点云的边界检测问题进行了研究，提出了一种基于空间正规分割的边界检测新算法。

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Now based on the three-dimensional reconstruction of point cloud, it is to make three-dimensional surface grid model through some algorithm.

目前基于点云的三维重建，大都是通过一些算法构造出三维表面网格模型。

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A new region-growing algorithm is presented for triangular mesh surface reconstruction from point-cloud data.

提出一种新的由点云数据生成三角网格曲面的区域增长算法。

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