Set-membership Belief State-based Reinforcement Learning for POMDPs. - Wei Wei 018; Lijun Zhang; Lin Li 090; Huizhong Song; Jiye Liang (ICML, 2023)

Scalable Constrained Policy Optimization for Safe Multi-agent Reinforcement Learning. - Lijun Zhang; Lin Li 090; Wei Wei 018; Huizhong Song; Yaodong Yang 001; Jiye Liang (NeurIPS, 2024)

Risk-aware Direct Preference Optimization under Nested Risk Measure. - Lijun Zhang; Lin Li 090; Yajie Qi; Huizhong Song; Yaodong Yang 001; Jun Wang 012; Wei Wei 018 (CoRR, 2025)