ODP: A novel indicator for estimating photosynthetic capacity and yield of maize through UAV hyperspectral images - Shaolong Zhu; Tianle Yang; Dongwei Han; Weijun Zhang; Muhammad Zain; Qiaoqiao Yu; Yuanyuan Zhao; Fei Wu; Zhaosheng Yao; Tao Liu; Chengming Sun (Computers and Electronics in Agriculture, 2025)