DEFN: Dual-Encoder Fourier Group Harmonics Network for three-dimensional indistinct-boundary object segmentation. - Xiaohua Jiang; Yihao Guo; Jian Huang 015; Yuting Wu; Meiyi Luo; Zhaoyang Xu; Qianni Zhang; Xingru Huang; Hong He; Shaowei Jiang; Jing Ye; Mang Xiao (Expert Syst. Appl., 2025)