All Stories

  1. RecoWorld: Building Simulated Environments for Agentic Recommender Systems

    Article • May 2026, ACM (Association for Computing Machinery)

    Qifan Wang

  2. Bringing Reasoning to Generative Recommendation Through the Lens of Cascaded Ranking

    Article • April 2026, ACM (Association for Computing Machinery)

    Chen Xu, Qifan Wang

  3. Uncertainty Quantification for Multiple-Choice Questions is Just One-Token Deep

    Article • November 2025, ACM (Association for Computing Machinery)

    Qifan Wang

  4. NEXUS-O: An Omni-Perceptive and -Interactive Model for Language, Audio, and Vision

    Article • October 2025, ACM (Association for Computing Machinery)

    Qifan Wang, Ziliang Gan

  5. Optimizing Recall or Relevance? A Multi-Task Multi-Head Approach for Item-to-Item Retrieval in Recommendation

    Article • August 2025, ACM (Association for Computing Machinery)

    Qifan Wang

  6. W-RAG: Weakly Supervised Dense Retrieval in RAG for Open-domain Question Answering

    Article • July 2025, ACM (Association for Computing Machinery)

    Qifan Wang, zhiyuan peng

  7. Order-agnostic Identifier for Large Language Model-based Generative Recommendation

    Article • July 2025, ACM (Association for Computing Machinery)

    Qifan Wang

  8. Agentic Feedback Loop Modeling Improves Recommendation and User Simulation

    Article • July 2025, ACM (Association for Computing Machinery)

    Qifan Wang

  9. Recommendation Unlearning via Influence Function

    Article • ACM Transactions on Recommender Systems, October 2024, ACM (Association for Computing Machinery)

    Qifan Wang, Yang Zhang

  10. User Welfare Optimization in Recommender Systems with Competing Content Creators

    Article • August 2024, ACM (Association for Computing Machinery)

    Hongning Wang, Qifan Wang

  11. Large Language Models are Learnable Planners for Long-Term Recommendation

    Article • July 2024, ACM (Association for Computing Machinery)

    Yang Zhang, Qifan Wang

  12. Prediction then Correction: An Abductive Prediction Correction Method for Sequential Recommendation

    Article • July 2023, ACM (Association for Computing Machinery)

    Qifan Wang, Yang Zhang, Yulong Huang

  13. A Single Vector Is Not Enough: Taxonomy Expansion via Box Embeddings

    Article • April 2023, ACM (Association for Computing Machinery)

    Qifan Wang

  14. A Causal View for Item-level Effect of Recommendation on User Preference

    Article • February 2023, ACM (Association for Computing Machinery)

    Qifan Wang

  15. WebFormer: The Web-page Transformer for Structure Information Extraction

    Article • April 2022, ACM (Association for Computing Machinery)

    Dongfang liu, Qifan Wang

  16. Deep Partial Multiplex Network Embedding

    Article • April 2022, ACM (Association for Computing Machinery)

    Qifan Wang, Dongfang liu