干旱半干旱区典型流域生物结皮分布遥感提取方法

宋志祺, 王晨沣, 刘梦云, 王小平

A remote sensing method for extracting bio-crust distribution from a typical watershed in arid and semi-arid areas

Zhiqi Song, Chenfeng Wang, Mengyun Liu, Xiaoping Wang

图4 提取植被过程中各期望类别数量结果精度统计及阈值分割

Fig.4 Precision statistical chart and exponential threshold segmentation chart for the number of expected categories in the process of extracting vegetation