Combining knowledge-based training data generation and deep learning algorithms for mapping surface water bodies, wetlands, and paddy rice in Northeast Asia - Chenchen Zhang; Xiangming Xiao; Cheng Meng; Xinxin Wang; Leikun Yin; Dehua Mao; Shenglai Yin; Yuan Yao; Li Pan; Baihong Pan; Xuebin Yang; Yuanwei Qin; et al. (ISPRS Journal of Photogrammetry and Remote Sensing, 2026)