【摘要】 随着激光扫描技术的不断提高及数据处理方法的不断完善,地基三维激光扫描技术在建筑物三维建模方面的应用越来越广泛。本文基于RealWorks和SketchUp,以实例详细介绍了地基激光扫描三维建模的技术流程,重点对点云数据的配准、去噪、特征线提取、三维几何建模和纹理贴图等步骤进行详细论述,实现了建筑物点云数据三维建模。更多还原

【Abstract】 With the improvement of ground-based laser scanning technology and the data processing methods,the application of 3D laser scanning technology in building 3D modeling is more widely.Based on RealWorks and SketchUp,this paper introduced the technical process of 3D modeling of ground-based laser scanning.The steps of point cloud registration,denoising,feature extraction,3D geometric modeling and tex-ture mapping were discussed in detail.Using the measured data of building point cloud,the 3D modeling of building was established.更多还原