All Stories

  1. A Survey of Personalization: From RAG to Agent

    Article • ACM Transactions on Information Systems, May 2026, ACM (Association for Computing Machinery)

    Yingyi Zhang

  2. To Search or Not to Search: Aligning the Decision Boundary of Deep Search Agents via Causal Intervention

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

    Yingyi Zhang

  3. Function Calling in Large Language Models: Industrial Practices, Challenges, and Future Directions

    Article • ACM Computing Surveys, February 2026, ACM (Association for Computing Machinery)

    Ruocheng Guo, Yingyi Zhang

  4. Causality-aware Graph Aggregation Weight Estimator for Popularity Debiasing in Top-K Recommendation

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

    Yingyi Zhang

  5. LSRP: A Leader-Subordinate Retrieval Framework for Privacy-Preserving Cloud-Device Collaboration

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

    Yingyi Zhang

  6. CuSMer: Multimodal Intent Recognition in Customer Service via Data Augment and LLM Merge

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

    Yingyi Zhang

  7. M3REC: A Meta-based Multi-scenario Multi-task Recommendation Framework

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

    Yingyi Zhang

  8. Meta-Generator Enhanced Multi-Domain Recommendation

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

    Yingyi Zhang