【摘要】 三维激光扫描测量具有速度快、效率高、实时性强等特点。本文首先给出了三维激光扫描的基本工作原理和三维数据采集的空间定位原理。为保证数据采集的精度和点云数据三维建模的可靠性,给出了详细的包括外业和内业的工作流程。作为实施,以同济大学孔子像为例,给出了三维数据采集、空间建模、空间量测和特征提取的基本方法和结果,并对涉及的精度评定作了简单讨论。更多还原

【Abstract】 The three dimension laser ranger scanning measurement have the characteristics of high speed.high efficiency and real time etc.The working principle of the three dimension laser ranger scanning and the principle of spatial positioning for three dimension data capturing are firstly given in this paper.To ensure the accuracy of the data capturing and the reliability of the three dimension modeling,the working procedure is given,which includes the field work and Lab.analysis.As a case study,the Kongzi Building at Tongji University is used for presenting the method and results covering three dimension data capturing,spatial modeling,spatial measuring and feature extracting.更多还原