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A study on some problems of master database multiple representation in multi scale GIS

QI Qing wen 1, ZHANG An ding 2 (1 Institute of Geography, Chinese Academy of Sciences, Beijing 100101, China; 2 Dept. of Geography, Yantai Normal College, Yantai 264025, China)  
Multiple Representation of Master Database (MRMD) in Multi-Scale GIS is one of the key problems in GIS realm. In this paper, the authors defined, at first, the intention of the problem, and then related their design to the structure, data updating mode, data consistency of Multiple Representation Database. Finally, some application examples of MRMD were described, including multi scale displaying of electronic maps, spatial hierarchical reasoning for geographic objects.
【CateGory Index】: TP392
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