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作 者:刘立恒 钱新林[3] 张福浩[3] 韩惠[1,2] LIU Liheng;QIAN Xinlin;ZHANG Fuhao;HAN Hui(Lanzhou Jiaotong University,Lanzhou 730070,China;Gansu Provincial Geographical Situation Monitoring Engineering Laboratory,Lanzhou 730070,China;Chinese Academy of Surveying&Mapping,Beijing 100036,China)
机构地区:[1]兰州交通大学,兰州730070 [2]甘肃省地理国情监测工程实验室,兰州730070 [3]中国测绘科学研究院,北京100036
出 处:《测绘科学》2019年第11期123-128,共6页Science of Surveying and Mapping
基 金:基础测绘科技计划“测绘新技术系统开发与示范应用项目”(2018KJ0104)
摘 要:针对地图投影转换、地图概括等地图处理过程造成的地图面要素的匹配分析评价难以实现的问题,该文提出了基于多尺度下同名居民地的匹配分析方法,通过对应边、角度、位置信息的匹配,计算居民地的旋转角、拉伸关系、概括程度以及位移向量,进而对同名居民地的匹配度计算分析,较为准确地实现了对同名居民地的匹配。结果表明:本算法能够较好地平衡影响居民地匹配的各因子,科学有效地计算地居民地的匹配度,实现同名居民地的匹配,计算匹配精度较高。本算法可应用于从同名居民地匹配度分析对地图自动综合的质量评价;对同类面要素匹配分析与研究也有一定的参考价值。Aiming at the problem that the matching analysis and evaluation of map surface elements was difficult to realize,which was caused by map processing such as map projection conversion and map summarization.This paper proposed a matching analysis method based on multi-scale residential land of the same name,which with the matching of edge,angle and position information,calculated the rotation angle,extension relationship,generalization degree and displacement vector of the residential area,and then calculated and analyzed the matching degree of the same-name residential area,and accurately matched the residential area of the same name.The results showed that the algorithm could balance the factors affecting the matching of residents,scientifically and effectively calculate the matching degree of the residential area,and achieve the matching of the same-name residential area,and the calculation matching accuracy was high.The algorithm could be applied to the quality evaluation of automatic map integration from the matching analysis of the same-name residential area;it also had certain reference value for the matching analysis and research of similar surface elements.
分 类 号:P283[天文地球—地图制图学与地理信息工程]
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