| 基于ArcGIS 9.0的DEM的生成及坡度分析 |
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| 引用本文： | 王永信,张成才,刘丹丹,严高霞.基于ArcGIS 9.0的DEM的生成及坡度分析[J].河南气象,2007(2). |
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| 作者姓名： | 王永信 张成才 刘丹丹 严高霞 |
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| 作者单位： | 郑州大学环境与水利学院 郑州450001 |
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| 基金项目： | 国家自然科学基金和黄河研究联合基金项目(50379048)，水利部黄河泥沙重点实验室项目(2007005)资助 |
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| 摘 要： | 介绍了利用地理信息系统软件ArcGIS 9.0来构建DEM的方法,并对生成的荆江分洪区DEM进行了坡度分析。DEM还可应用于区域规划、城镇规划和土地评估等工作中。实验证明,这种方法除了地形图的扫描外,其他过程都在ArcGIS 9.0软件中完成,不需要投入大量设备,成本低,速度快,容易更新,并可按工程的规模实时组织进行。
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| 关 键 词： | 地理信息系统 ArcGIS9.0 荆江分洪区 数字高程模型 |
Building and Slope Analysis of DEM Based on ArcGIS 9.0 |
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| Wang Yongxin,Zhang Chengcai,Liu Dandan,Yan Gaoxia.Building and Slope Analysis of DEM Based on ArcGIS 9.0[J].Meteorology Journal of Henan,2007(2). |
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| Authors: | Wang Yongxin Zhang Chengcai Liu Dandan Yan Gaoxia |
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| Abstract: | The method of constructing DEM using geographical information system software ArcGIS 9.0 was introduced,and the slope and aspect were analyzed of the DEM of the Jingjiang flood diversion district.The DEM can be applied to regional planning,town planning and soil evaluation etc.This method has many advantages,such as few facilities,low cost,rapid building,easy to update,and real-time organization according to the scope of project. |
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| Keywords: | geographical information system ArcGIS 9 0 Jingjiang flood diversion district digital elevation model(DEM) |
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