IR
Anthology
Community
Qi
Liu
2026
doi
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How Do Large Language Models Understand Relevance? A Mechanistic Interpretability Perspective.
Qi Liu
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Haozhe Duan
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Jiaxin Mao
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Ji-Rong Wen
ACM Transactions on Information Systems (TOIS) 2026 Volume 44 Issue 2
2025
doi
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TourRank: Utilizing Large Language Models for Documents Ranking with a Tournament-Inspired Strategy.
Yiqun Chen
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Qi Liu
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Yi Zhang
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Weiwei Sun
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Xinyu Ma
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Wei Yang
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Daiting Shi
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Jiaxin Mao
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Dawei Yin
Proceedings of the ACM on Web Conference 2025, WWW 2025, Sydney, NSW, Australia, 28 April 2025- 2 May 2025
doi
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Leveraging Passage Embeddings for Efficient Listwise Reranking with Large Language Models.
Qi Liu
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Bo Wang
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Nan Wang
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Jiaxin Mao
Proceedings of the ACM on Web Conference 2025, WWW 2025, Sydney, NSW, Australia, 28 April 2025- 2 May 2025
2024
doi
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An Analysis on Matching Mechanisms and Token Pruning for Late-interaction Models.
Qi Liu
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Gang Guo
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Jiaxin Mao
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Zhicheng Dou
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Ji-Rong Wen
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Hao Jiang
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Xinyu Zhang
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Zhao Cao
ACM Transactions on Information Systems (TOIS) 2024 Volume 42 Issue 5
doi
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Mamba Retriever: Utilizing Mamba for Effective and Efficient Dense Retrieval.
Hanqi Zhang
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Chong Chen
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Lang Mei
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Qi Liu
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Jiaxin Mao
Proceedings of the 33rd ACM International Conference on Information and Knowledge Management, CIKM 2024, Boise, ID, USA, October 21-25, 2024
2023
doi
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Understanding the Multi-vector Dense Retrieval Models.
Qi Liu
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Jiaxin Mao
Proceedings of the 32nd ACM International Conference on Information and Knowledge Management, CIKM 2023, Birmingham, United Kingdom, October 21-25, 2023