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2 A和B样区积雪提取精度验证
Table 2 Accuracy verification of snow extraction result in A and B sample areas
GF-2影像(真值)Sentinel-2模拟影像
积雪像元非积雪像元
样区A积雪像元2 209 704216 758
非积雪像元223 910466 750
PA=91%;UA=90.7%;OA=86%;CE=9.3%;OE=8.9%;Kappa=0.60
样区B积雪像元1 558 505293 007
非积雪像元339 111847 595
PA=84.2%;UA=82.1%;OA=79%;CE=17.9%;OE=16.8%;Kappa=0.57