Analyzing maize stem circumference, stem height, and stem circumference-to-height ratio using UAV, UGV, and deep learning - Jianing Shen; Jibo Yue; Yang Liu; Yihan Yao; Haikuan Feng; Hao Yang; Wei Guo; Xinming Ma; Yuanyuan Fu; Meiyan Shu; Guijun Yang; Hongbo Qiao (Computers and Electronics in Agriculture, 2025)