DiffCPS: Diffusion Model based Constrained Policy Search for Offline Reinforcement Learning. - Longxiang He; Linrui Zhang; Junbo Tan; Xueqian Wang 001 (CoRR, 2023)

AlignIQL: Policy Alignment in Implicit Q-Learning through Constrained Optimization. - Longxiang He; Li Shen 008; Junbo Tan; Xueqian Wang 001 (CoRR, 2024)

FOSP: Fine-tuning Offline Safe Policy through World Models. - Chenyang Cao; Yucheng Xin; Silang Wu; Longxiang He; Zichen Yan; Junbo Tan; Xueqian Wang 001 (ICLR, 2025)