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《》 2005-01
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Establishing of DEM and its’ Application in Road Survey and Design

LIANG Hai-yong~1 ; PAN Yan-fang~1 ; Liu Shaohua~2;CHENG peng-gen~3(1.Territory resource project school of GuangDong , Guangzhou,GD 510663,China; 2.YangTZe University ,Geoscience Institute, Jingzhou,HB 343023,China;3.East China Institute of Technology, Fuzhou,JX 344000,China)  
DEM has extensive application in numerous fields, and generating algorithm of DEM become a research focus. This papers analyses the methods of DEM establishing, and designs the data structure and algorithm for DEM establishing, and algorithm is realized. At the same time, DEM is introduced in the road survey and design, thus decreases the word of road design and improves the scientific of road design.
【Fund】: 国家 973项目(G2000077904);; 江西省数字国土重点实验室开发研究基金资助 (DLLJ200501 );; 长江大学发展基金资助(2004)
【CateGory Index】: TP391.7
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