Original ResearchPublished 4 August 2026DBF-YOLO: a lightweight dual-branch fusion method for Visible-SAR cross-modal remote sensing target detectionXiaofeng Zhao · Chenxiao Li · Hui Zhang · Kehao Wang · Fan Zhang · Hanshuo Huo · Zhili ZhangFrontiers in Remote Sensingdoi 10.3389/frsen.2026.1919576