MoeBi-ViT: Non-destructive shoot-stage phenotyping of lettuce in plant factory via dual-branch mixture-of-experts network and enhanced segmentation - Xiaoze Jia; Xinfeng Yao; Yiyang Li; Yue Sun; Xiuguo Zheng; Tingting Qian; Shenglian Lu (Computers and Electronics in Agriculture, 2026)