Strip registration plays an important role in the processing of point cloud data.In the paper,firstly,basic principle of ICP registration algorithm was presented.Secondly,considering the characteristics of the feature composition,spatial distribution of airborne LiDAR data in urban areas,it put forward a strategy for the selection of corresponding point set in ICP algorithm and established an automatic registration procedure.Finally,registration experiment was conducted using real dataset from Anyang test f...
【基金】
国家自然科学基金项目(41301367);
国家973计划项目(2012CB719904)
【更新日期】
2015-01-22
【分类号】
P225.2
【正文快照】
1引言机载激光扫描(Light Detection and Ranging)作为一种主动测量技术,已经在地形测绘、电力线测量、城市三维模型重建等领域得到了广泛应用。常用的机载激光扫描系统包括激光测距系统、差分GPS系统和惯性导航系统[1]。考虑到机载Li-DAR系统自身的限制(扫描角度、最大测量距?