结合桥梁难分样本优化的大清河流域水坝遥感检测
郭勇, 张琳翔, 许泽宇, 蔡中祥

Remote sensing-based detection of dams in the Daqing River basin through optimization using hard negative samples of bridges
GUO Yong, ZHANG Linxiang, XU Zeyu, CAI Zhongxiang
图1 大清河流域影像及位置
Fig.1 Image and location of the Daqing River basin