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

图3 开挖前后的SAR后向散射强度对比

Fig.3 Comparison of SAR backscattering intensity before and after excavation