Yu Xia

2026

doi dblp
Reinforcement Learning-Constrained Segmented User Modeling with Large Language Models for Recommendation.
Yu Xia|Qing Tan|He Chen|Jingyu Chen|Qian Dong
Proceedings of the ACM Web Conference 2026, WWW 2026, Dubai, United Arab Emirates, originally scheduled for April 13-17, 2026, rescheduled for June 29 - July 3, 2026.

2025

doi dblp
Hierarchical Tree Search-based User Lifelong Behavior Modeling on Large Language Model.
Yu Xia|Rui Zhong|Hao Gu|Wei Yang|Chi Lu|Peng Jiang|Kun Gai
Proceedings of the 48th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2025, Padua, Italy, July 13-18, 2025