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《Engineering of Surveying and Mapping》 2006-02
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Research on contour interpolation and accuracy assessment of DEM

YANG Xiao-yun~1,TANG Xian-yuan~1,LIANG Xin~2(1.Dept.of Civil Engineering,Guangxi University of Technology,Liuzhou 545006,China;2.School of Civil Engineering,Southwest Jiaotong University,Chengdu 610031,China)  
Interpolation is an important part in digital elevation model(DEM) production,which processes in DEM generation,quality control,accuracy assessment,application and so on.It describes several interpolation algorithms of DEM based on map contour,and discusses their accuracy and applicability.
【CateGory Index】: P224
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