基于Sentinel-1 SAR数据巢湖流域洪水时空动态变化监测研究

贾佳佳,马金戈,沈明,齐天赐,曹志刚,何艳芬,段洪涛

Research on Spatial-temporal Dynamic Changes of Flood in Lake Chaohu Basin based on Sentinel-1 SAR Satellite Image

Jiajia Jia,Jinge Ma,Ming Shen,Tianci Qi,Zhigang Cao,Yanfen He,Hongtao Duan

表3 不同方法精度结果

Table 3 The result of different method accuracy

方法 201608 202006 202008 单波段+OTSU 0.81 0.88 0.83 SDWI - - 0.89 VV*VH+OTSU 0.85 0.90 0.91