VMF-SSD: A Novel V-Space Based Multi-Scale Feature Fusion SSD for Apple Leaf Disease Detection. - Liangliang Tian; Haixi Zhang; Bin Liu 023; Jiaqi Zhang; Nannan Duan; Aihong Yuan; Yingqiu Huo (IEEE ACM Trans. Comput. Biol. Bioinform., 2023)