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基于DEM和坡面特征的坡位生成方法

刘鹏举 夏智武 唐小明

刘鹏举, 夏智武, 唐小明. 基于DEM和坡面特征的坡位生成方法[J]. 北京林业大学学报, 2016, 38(2): 68-73. doi: 10.13332/j.1000-1522.20150140
引用本文: 刘鹏举, 夏智武, 唐小明. 基于DEM和坡面特征的坡位生成方法[J]. 北京林业大学学报, 2016, 38(2): 68-73. doi: 10.13332/j.1000-1522.20150140
LIU Peng-ju, XIA Zhi-wu, TANG Xiao-ming. Slope position extraction method based on DEM and slope features[J]. Journal of Beijing Forestry University, 2016, 38(2): 68-73. doi: 10.13332/j.1000-1522.20150140
Citation: LIU Peng-ju, XIA Zhi-wu, TANG Xiao-ming. Slope position extraction method based on DEM and slope features[J]. Journal of Beijing Forestry University, 2016, 38(2): 68-73. doi: 10.13332/j.1000-1522.20150140

基于DEM和坡面特征的坡位生成方法

doi: 10.13332/j.1000-1522.20150140
基金项目: 

“863”国家高技术研究发展计划项目(2012AA102001)。

详细信息
    作者简介:

    刘鹏举,博士,副研究员。主要研究方向:林业GIS技术与应用。Email: liupeng@caf.ac.cn 地址:100091 北京市海淀区颐和园后中国林业科学研究院资源信息研究所。

Slope position extraction method based on DEM and slope features

  • 摘要: 坡位是描述地貌的重要因子,基于DEM自动生成坡位对于自然生境分析与地理生态过程模拟具有重要意义。本文以DEM数字地形分析技术为基础,提出一种以坡面汇水小区为单元综合考虑坡面特征的坡位划分方法,并设计算法实现了该方法。结合林业调查对坡位的划分要求,以北京1∶25万DEM数据为基础对西部山区进行坡位划分,取得合理一致的结果。结果表明,本文提出的方法可以实现相对位置计算与坡面剖面分割的本地化,使坡位划分更加客观一致。

     

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出版历程
  • 收稿日期:  2015-04-29
  • 修回日期:  2015-11-02
  • 刊出日期:  2016-02-29

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