基于区域生长法激光扫描数据平面特征提取

Planar feature extraction in laser scaning data using region growing algorithm

激光扫描测量技术在三维城市建模领域的应用具有良好的发展发展前景。本文中的方法可以更好的应用于激光扫描仪点云数据中的关键地物提取。本文首先对三维激光扫描仪的测距原理进行了介绍,分析了三维激光扫描仪点云数据中的平面表示方式,结合区域生长算法对激光扫描仪点云数据进行分割,从而提取出平面特征,最后对该方法进行了试验和分析。

Laser Scann has been the focus in the field of 3D-City,and it has favorable outlook in the field of 3D modeling,In this paper,the method could be better applied to the extraction of primary objects of the Laser Scaning data.The author first introduce the phase-shift laser ranging theory of the 3D laser Scaning,analysis the plane equation of the 3D Laser Scaning data,combine with re- gion growing algorithm carry on the segment to the Laser Seaning Data,ang then can extraction the plane feature.Finally,the au...