2022

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Document Expansion Baselines and Learned Sparse Lexical Representations for MS MARCO V1 and V2
Xueguang Ma | Ronak Pradeep | Rodrigo Frassetto Nogueira | Jimmy Lin
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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To Interpolate or not to Interpolate: PRF, Dense and Sparse Retrievers
Hang Li | Shuai Wang | Shengyao Zhuang | Ahmed Mourad | Xueguang Ma | Jimmy Lin | Guido Zuccon
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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Another Look at DPR: Reproduction of Training and Replication of Retrieval
Xueguang Ma | Kai Sun | Ronak Pradeep | Minghan Li | Jimmy Lin
Advances in Information Retrieval - 44th European Conference on IR Research, ECIR 2022, Stavanger, Norway, April 10-14, 2022, Proceedings, Part I

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Improving Query Representations for Dense Retrieval with Pseudo Relevance Feedback: A Reproducibility Study
Hang Li | Shengyao Zhuang | Ahmed Mourad | Xueguang Ma | Jimmy Lin | Guido Zuccon
Advances in Information Retrieval - 44th European Conference on IR Research, ECIR 2022, Stavanger, Norway, April 10-14, 2022, Proceedings, Part I

2021

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Pyserini: A Python Toolkit for Reproducible Information Retrieval Research with Sparse and Dense Representations
Jimmy Lin | Xueguang Ma | Sheng-Chieh Lin | Jheng-Hong Yang | Ronak Pradeep | Rodrigo Frassetto Nogueira
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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Vera: Prediction Techniques for Reducing Harmful Misinformation in Consumer Health Search
Ronak Pradeep | Xueguang Ma | Rodrigo Frassetto Nogueira | Jimmy Lin
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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On the Separation of Logical and Physical Ranking Models for Text Retrieval Applications
Jimmy Lin | Xueguang Ma | Joel Mackenzie | Antonio Mallia
Proceedings of the Second International Conference on Design of Experimental Search & Information REtrieval Systems, Padova, Italy, September 15-18, 2021

2020

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H2oloo at TREC 2020: When all you got is a hammer... Deep Learning, Health Misinformation, and Precision Medicine
Ronak Pradeep | Xueguang Ma | Xinyu Zhang | Hang Cui | Ruizhou Xu | Rodrigo Frassetto Nogueira | Jimmy Lin
Proceedings of the Twenty-Ninth Text REtrieval Conference, TREC 2020, Virtual Event [Gaithersburg, Maryland, USA], November 16-20, 2020