Yinqiong Cai

2026

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How Do LLM-Generated Texts Impact Term-Based Retrieval Models?
Wei Huang|Keping Bi|Yinqiong Cai|Wei Chen|Jiafeng Guo|Xueqi Cheng
Proceedings of the Nineteenth ACM International Conference on Web Search and Data Mining, WSDM 2026, Boise, ID, USA, February 22-26, 2026

2025

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CAME: Competitively Learning a Mixture-of-Experts Model for First-stage Retrieval.
Jiafeng Guo|Yinqiong Cai|Keping Bi|Yixing Fan|Wei Chen|Ruqing Zhang|Xueqi Cheng
ACM Transactions on Information Systems (TOIS) 2025 Volume 43 Issue 2

2023

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L2R: Lifelong Learning for First-stage Retrieval with Backward-Compatible Representations.
Yinqiong Cai|Keping Bi|Yixing Fan|Jiafeng Guo|Wei Chen|Xueqi Cheng
Proceedings of the 32nd ACM International Conference on Information and Knowledge Management, CIKM 2023, Birmingham, United Kingdom, October 21-25, 2023

2022

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Pre-training Methods in Information Retrieval.
Yixing Fan|Xiaohui Xie|Yinqiong Cai|Jia Chen|Xinyu Ma|Xiangsheng Li|Ruqing Zhang|Jiafeng Guo
Foundations and Trends in Information Retrieval 2022 Volume 16 Issue 3
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Semantic Models for the First-Stage Retrieval: A Comprehensive Review.
Jiafeng Guo|Yinqiong Cai|Yixing Fan|Fei Sun|Ruqing Zhang|Xueqi Cheng
ACM Transactions on Information Systems (TOIS) 2022 Volume 40 Issue 4
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Hard Negatives or False Negatives: Correcting Pooling Bias in Training Neural Ranking Models.
Yinqiong Cai|Jiafeng Guo|Yixing Fan|Qingyao Ai|Ruqing Zhang|Xueqi Cheng
Proceedings of the 31st ACM International Conference on Information & Knowledge Management, Atlanta, GA, USA, October 17-21, 2022

2021

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A Discriminative Semantic Ranker for Question Retrieval.
Yinqiong Cai|Yixing Fan|Jiafeng Guo|Ruqing Zhang|Yanyan Lan|Xueqi Cheng
ICTIR '21: The 2021 ACM SIGIR International Conference on the Theory of Information Retrieval, Virtual Event, Canada, July 11, 2021

2019

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ICTNET at TREC 2019 Deep Learning Track.
Jiangui Chen|Yinqiong Cai|Haoquan Jiang
Proceedings of the Twenty-Eighth Text REtrieval Conference, TREC 2019, Gaithersburg, Maryland, USA, November 13-15, 2019.
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ICTNET at TREC 2019 Complex Answer Retrieval Track.
Hongfei Ren|Ruibin Xiong|Yutao Zeng|Jiangui Chen|Yinqiong Cai|Haoquan Jiang
Proceedings of the Twenty-Eighth Text REtrieval Conference, TREC 2019, Gaithersburg, Maryland, USA, November 13-15, 2019.