联合SAR与光学遥感数据的山区积雪消融识别
陈刚, 陈兴杰, 张彦丽

Mountain snow ablation recognition combined with SAR and optical remote sensing data
Gang CHEN, Xingjie CHEN, Yanli ZHANG
表3 SAR多时相多极化变化检测算法湿雪提取精度验证
Table 3 Verification of wet snow extraction accuracy of SAR multi-temporal multi-polarization change detection algorithm
Sentinel-2影像(湿雪真值)Sentinel-1影像
湿雪像元非湿雪像元
2020-04-26降轨湿雪像元7 529 61639 749
非湿雪像元93 728274 443
PA=99.4%;UA=98.7%;OA=98%;CE=2.3%;OE=0.5%;Kappa=0.80
2020-04-26升轨湿雪像元7 541 99427 371
非湿雪像元65 538302 633
PA=99.6%;UA=99.1%;OA=99%;CE=0.89%;OE=0.36%;Kappa=0.86