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- 2016
城市密集点云的区域生长表面构网改进算法
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Abstract:
随着飞行平台与传感器技术的发展,空间信息的获取能力逐渐增强,特别是低空倾斜摄影及其数据处理方法的出现,使得城市真三维信息的获取手段变得更加丰富。针对现有区域生长算法在城市三维密集点云拐角处未能完全生长的问题,设计了点到边(point to edge,PTE)数据结构,提出了遍历PTE数据结构以完善构网的改进策略。实验结果表明,改进算法能对城市真三维密集点云进行较好的表面构网,并且能够解决现有方法在拐角处不能完全生长的问题
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