基于SAR组合差异图的河南省新乡市洪水淹没监测

代杰,姜爱辉,董明月,高立群,王志伟

Flood Inundation Monitoring in Xinxiang of Henan Province based on SAR Combined Images

Jie DAI,Aihui JIANG,Mingyue DONG,Liqun GAO,Zhiwei WANG

表2 4种方法洪水信息提取结果精度评价

Table 2 Accuracy evaluation of flood information extraction results by four methods

方法 FP/% OE/% PCC/% Kappa系数 差值差异图 55.14 1.19 98.81 0.585 8 均值差异图 35.44 0.75 99.25 0.763 6 等权组合差异图 34.50 0.67 99.33 0.785 5 本文方法 0.84 0.35 99.65 0.899 6