Dichotomous Diffusion Policy Optimization - Liang, Ruiming; Zheng, Yinan; ZHENG, Kexin; Tan, Tianyi; Li, Jianxiong; Mao, Liyuan; Wang, Zhihao; Chen, Guang; Ye, Hangjun; Liu, Jingjing; Wang, Jinqiao; Zhan, Xianyuan (International Conference on Learning Representations, 2026)