Xiaoyu Shi

2026

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Beyond Trade-offs: Leveraging Spatiotemporal Heterogeneity of User Preference for Long-term Fairness and Accuracy in Interactive Recommendation.
Chongjun Xia|Xiaoyu Shi|Hong Xie|Yun Lu|Pu Li|Mingsheng Shang
ACM Transactions on the Web 2026 Volume 20 Issue 1

2024

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Relieving Popularity Bias in Interactive Recommendation: A Diversity-Novelty-Aware Reinforcement Learning Approach.
Xiaoyu Shi|Quanliang Liu|Hong Xie|Di Wu|Bo Peng|Mingsheng Shang|Defu Lian
ACM Transactions on Information Systems (TOIS) 2024 Volume 42 Issue 2