Xiong, Xuyuan

2 publications

ICLR 2026 Taming Polysemanticity in LLMs: Theory-Grounded Feature Recovery via Sparse Autoencoders Siyu Chen, Heejune Sheen, Xuyuan Xiong, Tianhao Wang, Zhuoran Yang

NeurIPS 2025 SPOT: Scalable Policy Optimization with Trees for Markov Decision Processes Xuyuan Xiong, Pedro Chumpitaz-Flores, Kaixun Hua, Cheng Hua