基于Sentinel-1双极化数据改进水体提取的Otsu算法
冯崎,王琦,黄海兰,王征强

Improved Otsu Algorithm for Water Extraction based on Sentinel-1 Dual-polarization Data
Qi Feng,Qi Wang,Hailan Huang,Zhengqiang Wang
图5 不同方法对应的各样区图像像元直方图
Fig.5 Image histograms of samples corresponding to different methods