大比例尺数字地形图数学精度检测方法研究  

Research on Mathematical Accuracy Detection Method of Large Scale Digital Topographic Map

作　　者：薛新春 王春雷 Xue Xinchun;Wang Chunlei(Quality Supervision and Checking Station of Surveying and Mapping Products of Hebei Province,Shijiazhuang 050031,China)

机构地区：[1]河北省测绘产品质量监督检验站,河北石家庄050031

出　　处：《城市勘测》2020年第2期144-146,151,共4页Urban Geotechnical Investigation & Surveying

摘　　要：针对传统方法进行大比例尺数字地形图数学精度检测时存在人工检验工作效率低、自动检测算法优化不完善、输出结果不标准等问题,提出了一种基于AutoCAD VBA的大比例尺数字地形图数学精度自动化检测与质量评定方法,并给予了方法实现,通过实验证实,此方法相对比传统检测方法提高了工作效率和准确度,能够满足现阶段大批量地形图数学精度检测的工作需求。Aiming at the problems of low efficiency of manual inspection,imperfect optimization of automatic detection algorithm and non-standard output results when traditional methods are used to detect mathematical accuracy of large-scale digital topographic maps,a method of automatic detection and quality evaluation of mathematical accuracy of large-scale digital topographic maps based on AutoCAD VBA is proposed and the method is realized.The experiment proves that this method improves the work efficiency and accuracy compared with the traditional detection method,and can meet the needs of mass topographic map mathematical accuracy detection at the current stage.

关 键 词：数字地形图 AutoCAD VBA 数学精度 质量评定 

分 类 号：P209[天文地球—测绘科学与技术]