| 基于栅格DEM提取坡向统计特征的研究 |
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| 引用本文： | 周访滨,刘学军. 基于栅格DEM提取坡向统计特征的研究[J]. 测绘与空间地理信息, 2008, 31(4) |
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| 作者姓名： | 周访滨 刘学军 |
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| 作者单位： | 中南大学,信息物理工程学院,湖南,长沙,410083;长沙理工大学,公路工程学院,湖南,长沙,410076;南京师范大学,地理科学学院,江苏,南京,210097 |
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| 摘 要： | 利用窗口分析法在处理栅格DEM数据时的独特优势,分析坡向数据的特性,定义坡向的平均值和标准差这两类基于栅格数据的统计特征,并利用VB编程实现了栅格坡向数据平均值和标准差的提取.
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| 关 键 词： | 数字地形分析 栅格 坡向 统计特征 |
Extraction of Statistical Characteristics for Aspect Based on Grid DEM |
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| ZHOU Fang-bin,LIU Xue-jun. Extraction of Statistical Characteristics for Aspect Based on Grid DEM[J]. Geomatics & Spatial Information Technology, 2008, 31(4) |
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| Authors: | ZHOU Fang-bin LIU Xue-jun |
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| Abstract: | Using the advantages of window analysis method in processing grid DEM,this paper analyzed the characteristics of aspect data,defined the aspect's statistical characteristics of Mean and Standard Deviation which is based on grid data.It also realized the extraction of statistical characteristics for aspect based on grid DEM by programming with VB. |
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| Keywords: | digital terrain analysis grid aspect statistical characteristic |
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