关于城镇数字地籍测量若干问题的探讨

介绍了城镇数字地籍测量的重要性。认为数字地籍测图所形成的图形文件的数据结构必须具有空间点、线、面的拓扑关系；数字图必须以数字形式反映图形，且要摆脱白纸图的单一性，实现多功能图的一体化；以街坊为单元组织数据，选择解析法测定界址点；地物可采用实测、装绘、数字化等方式相结合。此外，数字地籍测量还必须满足地籍管理的各类属性及面积统计总要求，并保持与地籍信息系统接轨。

Probe into the Problems about the Urban Digital Cadastral Measurement

This paper introduces the importance of the urban digital cadastral measurement, holds that the data structure of the picture files formed by the digital cadastral map must possess the integration of topological relation among the points, lines and planes in the space, the digital picture must reflect the figure with the digital form, and cast off the unicity of the figure on the write paper, and realize the integration of the multifunctional figure, take the neighbors as the cell organizational data, measure the limit address by using the analysis, and the ground objects can be measured with the method of combining the actual measurement, decoration, and digitalization, etc., and the digital cadastral measurement still must satisfy the general requirements of the cadastral management with various attributes and the area statistics, and keep jointing with the cadastral information system.