数字表面模型(DSM)参数指示林窗特征的有效性研究
赵亮,刘宇,罗勇

The Efficiency of Parameters Derived from the Digital Surface Model (DSM) in Indicating the Forest Gap Features
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图5 H、STD与边界/斑块密度指数的相关关系
Fig.5 Correlation between information entropy, standard deviation and edge/patch density indices