RFTransUNet: Res-Feature Cross Vision Transformer-Based UNet for Building Extraction From High-Resolution Remote Sensing Images. - Xiufang Zhou; Zhuotao Liu; Xunqiang Gong; Shunan Qin; Tieding Lu; Yuting Wan; Ailong Ma; Yanfei Zhong (IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2025)