Popularity Bias in Recommender Systems

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13 papers2 papers in the last four weeks, with none the four weeks before. 0.0% of all new papers.

  1. Revisiting Generative vs. Dense Retrieval: A Static Value Prior Reverses the Gap

    Oct 13, 2026Renbo Tu, Yang Liu, Shuying SunPopularity Bias in Recommender SystemsGenerative Retrieval

    Shopify · University of Toronto

  2. FairDiff: Mitigating the Self-Reinforcing Matthew Effect in Diffusion Recommender Models

    Sep 29, 2026Song-Li Wu, Xianquan Wang, Zhaocheng Du +2Diffusion GuidanceAlgorithmic Fairness

    Tsinghua University · University of Science and Technology of China · Huawei Noah’s Ark Lab

  3. Stay or Stray - A Dynamical Systems Viewpoint of Popularity Bias

    Aug 11, 2026Sarvesh Shashidhar, Lankireddy Prabhat, Arpit Agarwal +3Popularity BiasAlgorithmic Bias

    Centre of Machine Intelligence & Data Science Indian Institute of Technology, Bombay Mumbai, Maharashtra, India · Electrical & Computer Engineering Dept. Georgia Institute of Technology Atlanta, GA, USA · Dept. of Computer Science & Engineering Indian Institute of Technology, Bombay Mumbai, Maharashtra, India +3

  4. PinEqualizer: Full Funnel Content Exploration and Debiasing System at Pinterest

    Jul 24, 2026Olafur Gudmundsson, Bo Zhao, Huayi Liao +15Cold-Start RecommendationInformation Retrieval

    Pinterest, Inc. San Francisco, USA

  5. HyCoRec: Hypergraph-Enhanced Multi-Preference Learning for Alleviating Matthew Effect in Conversational Recommendation

    Jul 20, 2026Yongsen Zheng, Ruilin Xu, Ziliang Chen +4Recommender SystemsPopularity Bias in Recommender Systems

    1Sun Yat-sen University · 2Peng Cheng Laboratory · 5Jinan University +2

  6. Can We Steer the Black-Box? Towards Controllability-Centric Evaluation of Recommender Systems with Collaborative Agents

    Jul 15, 2026Jiwen Zhou, Xiang Liu, Mingming Li +5Algorithmic AuditingRecommender Systems

    Institute of Information Engineering, Chinese Academy of Sciences, China · School of Cyber Security, University of Chinese Academy of Sciences, China

  7. The Pitfall of Scaling Up: Uncovering and Mitigating Popularity Bias Amplification in Scaling Transformer-based Recommenders

    Jun 20, 2026Weiqin Yang, Yue Pan, Chongming Gao +4Spectral RegularizationSequential Recommendation

    Zhejiang University · State Key Laboratory of Blockchain and Data Security, Zhejiang University · College of Computer Science and Technology, Zhejiang University +2

  8. Echoes in Filter Bubble: Diagnosing and Curing Popularity Bias in Generative Recommenders

    May 16, 2026Jun Yin, Bangguo Zhu, Peng Huo +5Recommender SystemsPopularity Bias in Recommender Systems

    School of Computer Science and Engineering, Central South University, Changsha, China · National Super Computing Center, Tianjin, China · Faculty of Data Science, City University of Macau, Macau, China +1

  9. LLM Biases

    Apr 7, 2026Jinhui Han, Ming Hu, Xilin ZhangPopularity Bias in Recommender SystemsRecommender Systems

    Guanghua School of Management, Peking University, Beijing 100871, China · Rotman School of Management, University of Toronto, Toronto, Ontario, Canada M5S 3E6

  10. CRAB: Codebook Rebalancing for Bias Mitigation in Generative Recommendation

    Apr 6, 2026Zezhong Fan, Ziheng Chen, Luyi Ma +5Popularity Bias in Recommender SystemsRecommender Systems

    Walmart Global Tech, Sunnyvale, USA · Stony Brook University, NY, USA, Stony Brook, USA

  11. Aligning Recommendations with User Popularity Preferences

    Apr 1, 2026Mona Schirmer, Anton Thielmann, Pola Schwöbel +4Popularity BiasPopularity Bias in Recommender Systems

    University of Amsterdam, Amsterdam, Netherlands · Amazon Music, Berlin, Germany · Amazon Music, Seattle, USA

  12. Low-pass Personalized Subgraph Federated Recommendation

    Mar 20, 2026Wooseok Sim, Hogun ParkPopularity Bias in Recommender SystemsRecommender Systems

    Department of Artificial Intelligence, Sungkyunkwan University, Suwon, Republic of Korea

  13. Hijacking online reviews: sparse manipulation and behavioral buffering in popularity-biased rating systems

    Mar 16, 2026Itsuki Fujisaki, Kunhao YangPopularity Bias in Recommender SystemsRecommender Systems

    College of Knowledge and Library Science, School of Informatics, Tsukuba University, Ibaraki, Japan · College of Engineering, Shibaura Institute of Technology; Tokyo, Japan