Weijie Yu

2026

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Enhancing Bandit Algorithms with LLMs for Time-varying User Preferences in Streaming Recommendations.
Chenglei Shen|Yi Zhan|Weijie Yu|Xiao Zhang|Jun Xu
ACM Transactions on Information Systems (TOIS) 2026 Volume 44 Issue 3
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Empowering open-domain LLMs for legal document correction via legal knowledge integration and decoding constraints.
Kepu Zhang|Weijie Yu|Zhongxiang Sun|Weicong Qin|Jun Xu|Ji-Rong Wen
Information Processing and Management 2026 Volume 63 Issue 6

2025

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Benefit from Rich: Tackling Search Interaction Sparsity in Search Enhanced Recommendation.
Teng Shi|Weijie Yu|Xiao Zhang|Ming He|Jianping Fan|Jun Xu
Proceedings of the 34th ACM International Conference on Information and Knowledge Management, CIKM 2025, Seoul, Republic of Korea, November 10-14, 2025
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SyLeR: A Framework for Explicit Syllogistic Legal Reasoning in Large Language Models.
Kepu Zhang|Weijie Yu|Zhongxiang Sun|Jun Xu
Proceedings of the 34th ACM International Conference on Information and Knowledge Management, CIKM 2025, Seoul, Republic of Korea, November 10-14, 2025
doi dblp
PrLM: Learning Explicit Reasoning for Personalized RAG via Contrastive Reward Optimization.
Kepu Zhang|Teng Shi|Weijie Yu|Jun Xu
Proceedings of the 34th ACM International Conference on Information and Knowledge Management, CIKM 2025, Seoul, Republic of Korea, November 10-14, 2025
doi dblp
ReARTeR: Retrieval-Augmented Reasoning with Trustworthy Process Rewarding.
Zhongxiang Sun|Qipeng Wang|Weijie Yu|Xiaoxue Zang|Kai Zheng|Jun Xu|Xiao Zhang|Yang Song|Han Li
Proceedings of the 48th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2025, Padua, Italy, July 13-18, 2025

2024

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Explicitly Integrating Judgment Prediction with Legal Document Retrieval: A Law-Guided Generative Approach.
Weicong Qin|Zelin Cao|Weijie Yu|Zihua Si|Sirui Chen|Jun Xu
Proceedings of the 47th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2024, Washington DC, USA, July 14-18, 2024
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Reinforcing Long-Term Performance in Recommender Systems with User-Oriented Exploration Policy.
Changshuo Zhang|Sirui Chen|Xiao Zhang|Sunhao Dai|Weijie Yu|Jun Xu
Proceedings of the 47th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2024, Washington DC, USA, July 14-18, 2024

2022

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Explainable Legal Case Matching via Inverse Optimal Transport-based Rationale Extraction.
Weijie Yu|Zhongxiang Sun|Jun Xu|Zhenhua Dong|Xu Chen|Hongteng Xu|Ji-Rong Wen
SIGIR '22: The 45th International ACM SIGIR Conference on Research and Development in Information Retrieval, Madrid, Spain, July 11 - 15, 2022