From visible to yield-contributing opened bolls: An interpretable PAI-based correction framework for cotton boll estimation under canopy occlusion in UAV imagery - Maoguang Chen; Na Su; Yue Zhao; Liyang Liu; Siyuan Chen; Jie Yuan; Caixia Yin; Tao Lin; Xiuliang Jin; Qiuxiang Tang (Computers and Electronics in Agriculture, 2026)