Bring forward the conception of terrain feature Edit, at the precondition of keep the DEM data precision, terrain feature Edit should reflect the feature of terrain as much as possible.
论文还提出了保持DEM地形特征编辑的概念，在保持精度的前提下，尽可能地反映地形特征。
By computing the standard deviation of water depth, the area of unique terrain feature was chosen as the matching area.
通过计算不同区域的水深标准差，选择地形特征独特的区域作为适配区域。
This study takes the surface peak as a breakthrough, in order to analysis the distributing of the terrain feature points in different topographic forms.
本研究主要以山顶点为切入点，分析地形特征点在不同地貌形态中的分布规律。
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