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

表1 DIOR数据集检测精度

Tab.1 Detection accuracy of DIOR dataset

深度学习网络 类别 精确度 召回率 F1分数 Faster R-CNN 桥梁 0.540 0.646 0.588 水坝 0.648 0.896 0.752 YOLO v3 桥梁 0.578 0.780 0.664 水坝 0.627 0.814 0.708 YOLO v7x 桥梁 0.662 0.517 0.541 水坝 0.702 0.803 0.780 CenterNet 桥梁 0.548 0.797 0.649 水坝 0.577 0.765 0.658 U-CenterNet 桥梁 0.639 0.775 0.700 水坝 0.773 0.793 0.783