Research author
Xu Liu
2 AI research papers in the One9Founders library, with summaries and links to original sources.
Papers by Xu Liu
Apr 24, 2026
cs.IR
Objective Shaping with Hard Negatives: Windowed Partial AUC Optimization for RL-based LLM Recommenders
Wentao Shi, Qifan Wang, Chen Chen, et al.
Apr 17, 2026
cs.CL
Exploring the Capability Boundaries of LLMs in Mastering of Chinese Chouxiang Language
Dianqing Lin, Tian Lan, Jiali Zhu, et al.