基于研究快速获取高精度的新型建模技术的目的,采用最新的机载激光雷达技术,通过对LiDAR点云数据的处理与分类,快速获取了地面建筑物精确的三维坐标;使用Terrosolid软件根据地面点云数据自动建立建筑物模型,并结合3ds Max软件进行个体模型的编辑与优化,后期利用建筑物实地照片进行贴图,最终得到了高精度的三维模型,证明了利用LiDAR技术快速建立高精度城市三维模的可行性.%For the purpose of researching the new three-dimensional modeling technology with high accuracy , the project used the new Light Detection And Ranging technology to get the high accuracy of three -dimensional coordinates of the building in the ground through processing and classifying the LiDAR point cloud data .Then automatically created the three-dimensional model of structures by using Terrosolid soft ,edited and mapped them in 3dMax with pictures of structures.It is proved that it's feasible to establish the high precision 3D city model quickly using LiDAR technology .
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