The second part is point cloud building, we use the method called PMVS.
第一部分是相机定标，文中采用有定标物的定标方法。
For the laser scanning data of a building fa? Ade, which is featured with huge amount of data and complex point cloud, it is difficult to extract building's feature information.
对于建筑物立面的激光扫描数据来说，具有数据量大，点云复杂等特点，提取建筑物特征信息具有一定难度。
Through point cloud data acquired from the building, the course of registration based ICP algorithm is provided.
通过建筑物三维激光扫描数据的采集，对基于ICP算法的点云数据配准过程进行了详细地分析。
A method of extracting 3d building model from airborne lidar point cloud was presented.
提出了针对机载激光雷达点云的建筑物三维模型提取方法。
A method of extracting 3d building model from airborne lidar point cloud was presented.
提出了针对机载激光雷达点云的建筑物三维模型提取方法。
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