Diffusion-PINN Sampler. - Zhekun Shi; Longlin Yu; Tianyu Xie 001; Cheng Zhang (CoRR, 2024)

Statistical Impossibility and Possibility of Aligning LLMs with Human Preferences: From Condorcet Paradox to Nash Equilibrium. - Kaizhao Liu; Qi Long; Zhekun Shi; Weijie J. Su; Jiancong Xiao (CoRR, 2025)

Fundamental Limits of Game-Theoretic LLM Alignment: Smith Consistency and Preference Matching. - Zhekun Shi; Kaizhao Liu; Qi Long; Weijie J. Su; Jiancong Xiao (CoRR, 2025)

Theoretical Tensions in RLHF: Reconciling Empirical Success with Inconsistencies in Social Choice Theory. - Jiancong Xiao; Zhekun Shi; Kaizhao Liu; Qi Long; Weijie J. Su (CoRR, 2025)