Le Sun

2026

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Breaking the Spiral: A Utility-Driven Optimization Framework for Balanced Information Retrieval in the LLM Era.
Xiaoyang Chen|Ben He|Hongyu Lin|Xianpei Han|Tianshu Wang|Boxi Cao|Le Sun|Yingfei Sun
ACM Transactions on Information Systems (TOIS) 2026 Volume 44 Issue 3

2024

doi dblp
AI for social science and social science of AI: A survey.
Ruoxi Xu|Yingfei Sun|Mengjie Ren|Shiguang Guo|Ruotong Pan|Hongyu Lin|Le Sun|Xianpei Han
Information Processing and Management 2024 Volume 61 Issue 2

2023

doi dblp
Dealing with textual noise for robust and effective BERT re-ranking.
Xuanang Chen|Ben He|Kai Hui|Le Sun|Yingfei Sun
Information Processing and Management 2023 Volume 60 Issue 1
doi dblp
Offline Pseudo Relevance Feedback for Efficient and Effective Single-pass Dense Retrieval.
Xueru Wen|Xiaoyang Chen|Xuanang Chen|Ben He|Le Sun
Proceedings of the 46th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2023, Taipei, Taiwan, July 23-27, 2023
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CIP at TREC Deep Learning Track 2023.
Xiaoyang Chen|Ben He|Le Sun|Yingfei Sun
The Thirty-Second Text REtrieval Conference Proceedings (TREC 2023), Gaithersburg, MD, USA, November 14-17, 2023

2022

doi dblp
Incorporating Ranking Context for End-to-End BERT Re-ranking.
Xiaoyang Chen|Kai Hui|Ben He|Xianpei Han|Le Sun|Zheng Ye
Advances in Information Retrieval - 44th European Conference on IR Research, ECIR 2022, Stavanger, Norway, April 10-14, 2022, Proceedings, Part I
doi dblp
Groupwise Query Performance Prediction with BERT.
Xiaoyang Chen|Ben He|Le Sun
Advances in Information Retrieval - 44th European Conference on IR Research, ECIR 2022, Stavanger, Norway, April 10-14, 2022, Proceedings, Part II
doi dblp
Re-thinking Knowledge Graph Completion Evaluation from an Information Retrieval Perspective.
Ying Zhou|Xuanang Chen|Ben He|Zheng Ye|Le Sun
SIGIR '22: The 45th International ACM SIGIR Conference on Research and Development in Information Retrieval, Madrid, Spain, July 11 - 15, 2022
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CIP at TREC 2022 Deep Learning Track.
Jian Luo|Xinlin Peng|Xuanang Chen|Ben He|Le Sun|Yingfei Sun
Proceedings of the Thirty-First Text REtrieval Conference, TREC 2022, online, November 15-19, 2022

2021

doi dblp
Contextualized query expansion via unsupervised chunk selection for text retrieval.
Zhi Zheng|Kai Hui|Ben He|Xianpei Han|Le Sun|Andrew Yates
Information Processing and Management 2021 Volume 58 Issue 5
doi dblp
Simplified TinyBERT: Knowledge Distillation for Document Retrieval.
Xuanang Chen|Ben He|Kai Hui|Le Sun|Yingfei Sun
Advances in Information Retrieval - 43rd European Conference on IR Research, ECIR 2021, Virtual Event, March 28 - April 1, 2021, Proceedings, Part II
doi dblp
Contextualized Offline Relevance Weighting for Efficient and Effective Neural Retrieval.
Xuanang Chen|Ben He|Kai Hui|Yiran Wang|Le Sun|Yingfei Sun
SIGIR '21: The 44th International ACM SIGIR Conference on Research and Development in Information Retrieval, Virtual Event, Canada, July 11-15, 2021
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CIP at TREC 2021 Deep Learning Track.
Xuanang Chen|Ben He|Le Sun|Yingfei Sun
Proceedings of the Thirtieth Text REtrieval Conference, TREC 2021, online, November 15-19, 2021

2020

doi dblp
An end-to-end pseudo relevance feedback framework for neural document retrieval.
Le Wang|Ze Luo|Canjia Li|Ben He|Le Sun|Hao Yu|Yingfei Sun
Information Processing and Management 2020 Volume 57 Issue 2
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ICIP at TREC-2020 Deep Learning Track.
Xuanang Chen|Ben He|Le Sun|Yingfei Sun
Proceedings of the Twenty-Ninth Text REtrieval Conference, TREC 2020, Virtual Event [Gaithersburg, Maryland, USA], November 16-20, 2020.

2019

doi dblp
Deep Sequence-to-Sequence Entity Matching for Heterogeneous Entity Resolution.
Hao Nie|Xianpei Han|Ben He|Le Sun|Bo Chen|Wei Zhang|Suhui Wu|Hao Kong
Proceedings of the 28th ACM International Conference on Information and Knowledge Management, CIKM 2019, Beijing, China, November 3-7, 2019.

2018

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Proceedings of the 2018 ACM SIGIR International Conference on Theory of Information Retrieval, ICTIR 2018, Tianjin, China, September 14-17, 2018
International Conference on the Theory of Information Retrieval (ICTIR) 2018

2013

doi dblp
Learning to detect task boundaries of query session.
Zhenzhong Zhang|Le Sun|Xianpei Han
22nd ACM International Conference on Information and Knowledge Management, CIKM'13, San Francisco, CA, USA, October 27 - November 1, 2013

2012

doi dblp
Information Retrieval Technology, 8th Asia Information Retrieval Societies Conference, AIRS 2012, Tianjin, China, December 17-19, 2012. Proceedings
Asia Information Retrieval Symposium (AIRS) 2012

2011

doi dblp
Report on the first summer school on NLP and IR in Beijing.
Ken Ward Church|Jian-Yun Nie|Le Sun|Maosong Sun|Haifeng Wang|Endong Xun
SIGIR Forum 2011 Volume 45 Issue 2
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ISCAS at Subtopic Mining Task in NTCIR9.
Xue Jiang|Xianpei Han|Le Sun
Proceedings of the 9th NTCIR Workshop Meeting on Evaluation of Information Access Technologies: Information Retrieval, Question Answering and Cross-Lingual Information Access, NTCIR-9, National Center of Sciences, Tokyo, Japan, December 6-9, 2011
doi dblp
Collective entity linking in web text: a graph-based method.
Xianpei Han|Le Sun|Jun Zhao
Proceeding of the 34th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2011, Beijing, China, July 25-29, 2011

2010

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A Unified Iterative Optimization Algorithm for Query Model and Ranking Refinement.
Yunping Huang|Le Sun|Jian-Yun Nie
Information Retrieval Technology - 6th Asia Information Retrieval Societies Conference, AIRS 2010, Taipei, Taiwan, December 1-3, 2010. Proceedings
doi dblp
Query model refinement using word graphs.
Yunping Huang|Le Sun|Jian-Yun Nie
Proceedings of the 19th ACM Conference on Information and Knowledge Management, CIKM 2010, Toronto, Ontario, Canada, October 26-30, 2010
doi dblp
TC-DCA: a system for text classification based on document's content allocation.
Wenbo Li|Le Sun|Zhenzhong Zhang|Xue Jiang|Weiru Zhang
Proceedings of the 19th ACM Conference on Information and Knowledge Management, CIKM 2010, Toronto, Ontario, Canada, October 26-30, 2010
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Overview of Multilingual Opinion Analysis Task at NTCIR-8: A Step Toward Cross Lingual Opinion Analysis.
Yohei Seki|Lun-Wei Ku|Le Sun|Hsin-Hsi Chen|Noriko Kando
Proceedings of the 8th NTCIR Workshop Meeting on Evaluation of Information Access Technologies: Information Retrieval, Question Answering and Cross-Lingual Information Access, NTCIR-8, National Center of Sciences, Tokyo, Japan, June 15-18, 2010

2009

doi dblp
A Unified Graph-Based Iterative Reinforcement Approach to Personalized Search.
Yunping Huang|Le Sun|Zhe Wang
Information Retrieval Technology, 5th Asia Information Retrieval Symposium, AIRS 2009, Sapporo, Japan, October 21-23, 2009. Proceedings
doi dblp
Smoothing document language model with local word graph.
Yunping Huang|Le Sun|Jian-Yun Nie
Proceedings of the 18th ACM Conference on Information and Knowledge Management, CIKM 2009, Hong Kong, China, November 2-6, 2009

2008

doi dblp
Study of Kernel-Based Methods for Chinese Relation Extraction.
Ruihong Huang|Le Sun|Yuanyong Feng
Information Retrieval Technology, 4th Asia Infomation Retrieval Symposium, AIRS 2008, Harbin, China, January 15-18, 2008, Revised Selected Papers
doi dblp
A Lexical Chain Approach for Update-Style Query-Focused Multi-document Summarization.
Jing Li|Le Sun
Information Retrieval Technology, 4th Asia Infomation Retrieval Symposium, AIRS 2008, Harbin, China, January 15-18, 2008, Revised Selected Papers
doi dblp
Smoothing LDA Model for Text Categorization.
Wenbo Li|Le Sun|Yuanyong Feng|Dakun Zhang
Information Retrieval Technology, 4th Asia Infomation Retrieval Symposium, AIRS 2008, Harbin, China, January 15-18, 2008, Revised Selected Papers
dblp
ISCAS at Multilingual Opinion Analysis Task.
Yunping Huang|Yulin Wang|Le Sun
Proceedings of the 7th NTCIR Workshop Meeting on Evaluation of Information Access Technologies: Information Retrieval, Question Answering and Cross-Lingual Information Access, NTCIR-7, National Center of Sciences, Tokyo, Japan, December 16-19, 2008
dblp
Overview of Multilingual Opinion Analysis Task at NTCIR-7.
Yohei Seki|David Kirk Evans|Lun-Wei Ku|Le Sun|Hsin-Hsi Chen|Noriko Kando
Proceedings of the 7th NTCIR Workshop Meeting on Evaluation of Information Access Technologies: Information Retrieval, Question Answering and Cross-Lingual Information Access, NTCIR-7, National Center of Sciences, Tokyo, Japan, December 16-19, 2008

2007

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ISCAS in CLIR at NTCIR-6: Experiments with MT and PRF.
Ruihong Huang|Le Sun|Jing Li|Long-xi Pan|Junlin Zhang
Proceedings of the 6th NTCIR Workshop Meeting on Evaluation of Information Access Technologies: Information Retrieval, Question Answering and Cross-Lingual Information Access, NTCIR-6, National Center of Sciences, Tokyo, Japan, May 15-18, 2007
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ISCAS in Opinion Analysis Pilot Task: Experiments with sentimental dictionary based classifier and CRF model.
Ruihong Huang|Le Sun|Long-xi Pan
Proceedings of the 6th NTCIR Workshop Meeting on Evaluation of Information Access Technologies: Information Retrieval, Question Answering and Cross-Lingual Information Access, NTCIR-6, National Center of Sciences, Tokyo, Japan, May 15-18, 2007

2005

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ISCAS in English-Chinese CLIR at NTCIR-5.
Jinming Min|Le Sun|Junlin Zhang
Proceedings of the Fifth NTCIR Workshop Meeting on Evaluation of Information Access Technologies: Information Retrieval, Question Answering and Cross-Lingual Information Access, NTCIR-5, National Center of Sciences, Tokyo, Japan, December 6-9, 2005
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Relevance Feedback by Exploring the Different Feedback Sources and Collection Structure.
Junlin Zhang|Le Sun|Yuanhua Lv|Wei Zhang
Proceedings of the Fourteenth Text REtrieval Conference, TREC 2005, Gaithersburg, Maryland, USA, November 15-18, 2005

2004

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Applying Language Model into IR Task.
Junlin Zhang|Le Sun|Yongche Zhang|Yufang Sun
Proceedings of the Fourth NTCIR Workshop on Research in Information Access Technologies Information Retrieval, Question Answering and Summarization, NTCIR-4, National Center of Sciences, Tokyo, Japan, June 2-4, 2004
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ISCAS at TREC 2004: HARD Track.
Le Sun|Junlin Zhang|Yufang Sun
Proceedings of the Thirteenth Text REtrieval Conference, TREC 2004, Gaithersburg, Maryland, USA, November 16-19, 2004

2003

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TREC12 HARD Track at ISCAS.
Zeng Wu|Lin Du|Le Sun|Shiwei Ye
Proceedings of The Twelfth Text REtrieval Conference, TREC 2003, Gaithersburg, Maryland, USA, November 18-21, 2003

2002

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ISCAS at NTCIR-3: Monolingual, Bilingual and MultiLingual IR Tasks.
Junlin Zhang|Le Sun|Weimin Qu|Lin Du|Yufang Sun|Yangxing Fan|Zhigen Lin
Proceedings of the Third NTCIR Workshop on Research in Information Retrieval, Automatic Text Summarization and Question Answering, NTCIR-3, Tokyo, Japan, October 8-10, 2002

2001

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ISCAS: Text Retrieval in NTCIR Workshop II.
Yibo Zhang|Le Sun|Lin Du|Youbing Jin|Yufang Sun
Proceedings of the Third Second Workshop Meeting on Evaluation of Chinese & Japanese Text Retrieval and Text Summarization, NTCIR-2, Tokyo, Japan, March 7-9, 2001