To improve the efficiency of automatic maps edge matching of massive digital map data of great regions even global ones, virtual stitching algorithm based on vector ID mapping is presented.
为了改善数字地图图幅自动接边算法在处理大区域甚至全球范围的大数据量图幅接边时效率低的问题，提出了基于矢量id映射的“虚拼接”算法。
Firstly, the thesis researches the basic theory of the GPS and GIS, which provide corresponding concepts for researching map matching algorithms with GPS positioning information and digital map data.
首先本文阐述了GPS和GIS的基本原理，为利用GPS定位信息和电子地图信息进行地图匹配算法的研究提供了相关理论。
Note: the information collected in the Digital Map Data Order form will be used for the purpose of processing the Order only.
注：数码地图资料订购表格内收集的资料只会在订购过程中使用。
Note: the information collected in the Digital Map Data Order form will be used for the purpose of processing the Order only.
注：数码地图资料订购表格内收集的资料只会在订购过程中使用。
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