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数字高程模型（DEM）在黄土高原研究中的应用与展望

李发源

中国科学院成都山地灾害与环境研究所

Abstract: As one of the most important component of GIS spatial database, DEM has been wildly used in constructing the geo-spatial three-dimension model and geo-spatial analysis. Now it is regarded that DEM is not only a general spatial database, but a new kind of geo-science analysis method. DEM analysis method takes new ideas and thinking of Loess Plateau research. For example, it is effective that DEM based extracting and analysis of watershed geomorphology of Loess Plateau, and revising of soil erosio... More
Keywords：

DEM; DEM Loess Plateau applying Slope spectrum;

Conference Name：

中国地理信息系统协会第八届年会

Conference Time：

2004-11

  • Series：

    (A) Mathematics/ Physics/ Mechanics/ Astronomy; (I) Electronic Technology ＆ Information Science

  • Subject：

    Physical Geography and Topography; Computer Software and Application of Computer

  • Classification Code：

    P208

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