All Stories

  1. Retriever as an Attack Surface: Exploring Fairness Vulnerabilities in Retrieval-Augmented Generation

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

    Ruqing Zhang

  2. AdversarialCoT: Single-Document Retrieval Poisoning for LLM Reasoning

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

    Ruqing Zhang, Yu-An Liu, Hongru Song

  3. Is a Busy Search Agent a Good One? Overthinking and Overretrieval at Scale

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

    Yu-An Liu, Ruqing Zhang

  4. One-Pass Decoding for Generative Recommendation with WFST-Constrained A* Search

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

    Ruqing Zhang

  5. Déjà Vu of Strange Stickers! Enhancing Out-of-Distribution Robustness in Sticker Retrieval via Cross-Modal Intent Alignment

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

    Yu-An Liu, Ruqing Zhang

  6. LongRanker: Efficient One-Pass Document Reranking with Long-Context Large Language Models

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

    Ruqing Zhang

  7. VeriCite: Towards Reliable Citations in Retrieval-Augmented Generation via Rigorous Verification

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

    Ruqing Zhang

  8. Robust Neural Information Retrieval: An Adversarial and Out-of-Distribution Perspective

    Article • ACM Transactions on Information Systems, November 2025, ACM (Association for Computing Machinery)

    Yu-An Liu, Ruqing Zhang

  9. CorpusBrain++: A Continual Generative Pre-Training Framework for Knowledge-Intensive Language Tasks

    Article • ACM Transactions on Information Systems, October 2025, ACM (Association for Computing Machinery)

    Ruqing Zhang, Jiangui Chen

  10. Generative Retrieval for Book Search

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

    Ruqing Zhang

  11. On the Scaling of Robustness and Effectiveness in Dense Retrieval

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

    Yu-An Liu, Ruqing Zhang

  12. Boosting Retrieval-Augmented Generation with Generation-Augmented Retrieval: A Co-Training Approach

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

    Ruqing Zhang

  13. Robust-IR @ SIGIR 2025: The First Workshop on Robust Information Retrieval

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

    Ruqing Zhang, Yu-An Liu

  14. An Empirical Study of Evaluating Long-form Question Answering

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

    Ruqing Zhang

  15. Robust Information Retrieval

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

    Yu-An Liu, Ruqing Zhang

  16. CAME: Competitively Learning a Mixture-of-Experts Model for First-stage Retrieval

    Article • ACM Transactions on Information Systems, January 2025, ACM (Association for Computing Machinery)

    Yinqiong Cai, Ruqing Zhang

  17. GaQR: An Efficient Generation-augmented Question Rewriter

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

    Ruqing Zhang, Jun Yang

  18. Text Matching Indexers in Taobao Search

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

    Sen Li, Ruqing Zhang

  19. Recent Advances in Generative Information Retrieval

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

    Yubao Tang, Ruqing Zhang

  20. Robust Information Retrieval

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

    Yu-An Liu, Ruqing Zhang

  21. Gen-IR @ SIGIR 2024: The Second Workshop on Generative Information Retrieval

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

    Ruqing Zhang

  22. Multi-granular Adversarial Attacks against Black-box Neural Ranking Models

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

    Yu-An Liu, Ruqing Zhang

  23. Are Large Language Models Good at Utility Judgments?

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

    Ruqing Zhang

  24. Recent Advances in Generative Information Retrieval

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

    Yubao Tang, Ruqing Zhang

  25. This is the first listwise optimization work for generative retrieval.

    Article • ACM Transactions on Information Systems, March 2024, ACM (Association for Computing Machinery)

    Ruqing Zhang, Yubao Tang

  26. Report on the 1st Workshop on Generative Information Retrieval (Gen-IR 2023) at SIGIR 2023

    Article • ACM SIGIR Forum, December 2023, ACM (Association for Computing Machinery)

    Ruqing Zhang, Philipp Hager

  27. Recent Advances in Generative Information Retrieval

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

    Ruqing Zhang

  28. Continual Learning for Generative Retrieval over Dynamic Corpora

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

    Ruqing Zhang, Jiangui Chen

  29. Inducing Causal Structure for Abstractive Text Summarization

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

    Ruqing Zhang

  30. Black-box Adversarial Attacks against Dense Retrieval Models: A Multi-view Contrastive Learning Method

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

    Yu-An Liu, Ruqing Zhang

  31. Topic-oriented Adversarial Attacks against Black-box Neural Ranking Models

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

    Ruqing Zhang, Yu-An Liu

  32. A Unified Generative Retriever for Knowledge-Intensive Language Tasks via Prompt Learning

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

    Jiangui Chen, Ruqing Zhang

  33. Gen-IR@SIGIR 2023: The First Workshop on Generative Information Retrieval

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

    Ruqing Zhang

  34. PRADA: Practical Black-box Adversarial Attacks against Neural Ranking Models

    Article • ACM Transactions on Information Systems, April 2023, ACM (Association for Computing Machinery)

    Ruqing Zhang

  35. Are Neural Ranking Models Robust?

    Article • ACM Transactions on Information Systems, December 2022, ACM (Association for Computing Machinery)

    Ruqing Zhang

  36. Semantic Models for the First-Stage Retrieval: A Comprehensive Review

    Article • ACM Transactions on Information Systems, October 2022, ACM (Association for Computing Machinery)

    Ruqing Zhang

  37. A Contrastive Pre-training Approach to Discriminative Autoencoder for Dense Retrieval

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

    Ruqing Zhang

  38. GERE: Generative Evidence Retrieval for Fact Verification

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

    Jiangui Chen, Ruqing Zhang

  39. Pre-train a Discriminative Text Encoder for Dense Retrieval via Contrastive Span Prediction

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

    Ruqing Zhang

  40. FedMatch

    Article • October 2021, ACM (Association for Computing Machinery)

    Ruqing Zhang, Jiangui Chen

  41. A Review on Question Generation from Natural Language Text

    Article • ACM Transactions on Information Systems, September 2021, ACM (Association for Computing Machinery)

    Ruqing Zhang

  42. B-PROP

    Article • July 2021, ACM (Association for Computing Machinery)

    Ruqing Zhang

  43. A Discriminative Semantic Ranker for Question Retrieval

    Article • July 2021, ACM (Association for Computing Machinery)

    Ruqing Zhang

  44. A Linguistic Study on Relevance Modeling in Information Retrieval

    Article • April 2021, ACM (Association for Computing Machinery)

    Ruqing Zhang

  45. PROP: Pre-training with Representative Words Prediction for Ad-hoc Retrieval

    Article • March 2021, ACM (Association for Computing Machinery)

    Ruqing Zhang

  46. Beyond Relevance: Trustworthy Answer Selection via Consensus Verification

    Article • March 2021, ACM (Association for Computing Machinery)

    Ruqing Zhang, Jiangui Chen

  47. Query Understanding via Intent Description Generation

    Article • October 2020, ACM (Association for Computing Machinery)

    Ruqing Zhang

  48. Continual Domain Adaptation for Machine Reading Comprehension

    Article • October 2020, ACM (Association for Computing Machinery)

    Ruqing Zhang

  49. Dual-factor Generation Model for Conversation

    Article • ACM Transactions on Information Systems, July 2020, ACM (Association for Computing Machinery)

    Ruqing Zhang

  50. Match²

    Article • July 2020, ACM (Association for Computing Machinery)

    Ruqing Zhang

  51. Outline Generation

    Article • July 2019, ACM (Association for Computing Machinery)

    Ruqing Zhang