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3 样区4 VV、VH和双极化运算图像及直方图 |
Fig.3 The histograms and images of VV、VH and Dual-polarization operation of sample area 4 |