Sentinel-1/2影像在兰州北山削山造地范围识别中的应用
牛全福, 雷姣姣, 刘博, 王浩, 张瑞珍, 王刚

Application of Sentinel-1/2 imagery in identifying hills cutting and land reclaiming in the Beishan Mountain of Lanzhou
NIU Quanfu, LEI Jiaojiao, LIU Bo, WANG Hao, ZHANG Ruizhen, WANG Gang
表2 2021年3种方案提取的开挖区统计精度
Tab.2 Statistical accuracy of excavation area extracted by three schemes in 2021
方案精度 升轨 降轨 升轨+降轨组合
OA/% 77 73 85
Kappa 0.72 0.67 0.83