Qingfeng Chen

2026

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Multi-view debiasing representation learning for recommender systems.
Qingfeng Chen|Jianfeng Deng|Debo Cheng|Jiuyong Li|Lin Liu
Information Processing and Management 2026 Volume 63 Issue 2
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Beyond Factual Queries: A Novel Predictive Retrieval-Augmented Generation.
Debo Cheng|Jianfeng Deng|Qingfeng Chen|Jinyi Jie|Jiangzhang Gan
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

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Contrastive Clustering Learning for Multi-Behavior Recommendation.
Wei Lan|Guoxian Zhou|Qingfeng Chen|Wenguang Wang|Shirui Pan|Yi Pan|Shichao Zhang
ACM Transactions on Information Systems (TOIS) 2025 Volume 43 Issue 1
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Mitigating Latent Confounding Bias in Recommender Systems.
Jianfeng Deng|Qingfeng Chen|Debo Cheng|Xiaojing Du|Jiuyong Li|Lin Liu
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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FreeGAD: A Training-Free yet Effective Approach for Graph Anomaly Detection.
Yunfeng Zhao|Yixin Liu|Shiyuan Li|Qingfeng Chen|Yu Zheng|Shirui Pan
Proceedings of the 34th ACM International Conference on Information and Knowledge Management, CIKM 2025, Seoul, Republic of Korea, November 10-14, 2025

2024

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Noise-Resilient Unsupervised Graph Representation Learning via Multi-Hop Feature Quality Estimation.
Shiyuan Li|Yixin Liu|Qingfeng Chen|Geoffrey I. Webb|Shirui Pan
Proceedings of the 33rd ACM International Conference on Information and Knowledge Management, CIKM 2024, Boise, ID, USA, October 21-25, 2024