2021

doi dblp
Asking Clarifying Questions Based on Negative Feedback in Conversational Search
Keping Bi | Qingyao Ai | W. Bruce Croft
ICTIR '21: The 2021 ACM SIGIR International Conference on the Theory of Information Retrieval, Virtual Event, Canada, July 11, 2021

doi dblp
Learning a Fine-Grained Review-based Transformer Model for Personalized Product Search
Keping Bi | Qingyao Ai | W. Bruce Croft
SIGIR '21: The 44th International ACM SIGIR Conference on Research and Development in Information Retrieval, Virtual Event, Canada, July 11-15, 2021

doi dblp
Leveraging User Behavior History for Personalized Email Search
Keping Bi | Pavel Metrikov | Chunyuan Li | Byungki Byun
WWW '21: The Web Conference 2021, Virtual Event / Ljubljana, Slovenia, April 19-23, 2021

2020

doi dblp
Explainable Product Search with a Dynamic Relation Embedding Model
Qingyao Ai | Yongfeng Zhang | Keping Bi | W. Bruce Croft
2020 Volume 38 Issue 1

doi dblp
A Transformer-based Embedding Model for Personalized Product Search
Keping Bi | Qingyao Ai | W. Bruce Croft
Proceedings of the 43rd International ACM SIGIR conference on research and development in Information Retrieval, SIGIR 2020, Virtual Event, China, July 25-30, 2020

2019

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Leverage Implicit Feedback for Context-aware Product Search
Keping Bi | Choon Hui Teo | Yesh Dattatreya | Vijai Mohan | W. Bruce Croft
Proceedings of the SIGIR 2019 Workshop on eCommerce, co-located with the 42st International ACM SIGIR Conference on Research and Development in Information Retrieval, eCom@SIGIR 2019, Paris, France, July 25, 2019

doi dblp
A Study of Context Dependencies in Multi-page Product Search
Keping Bi | Choon Hui Teo | Yesh Dattatreya | Vijai Mohan | W. Bruce Croft
Proceedings of the 28th ACM International Conference on Information and Knowledge Management, CIKM 2019, Beijing, China, November 3-7, 2019

doi dblp
Conversational Product Search Based on Negative Feedback
Keping Bi | Qingyao Ai | Yongfeng Zhang | W. Bruce Croft
Proceedings of the 28th ACM International Conference on Information and Knowledge Management, CIKM 2019, Beijing, China, November 3-7, 2019

doi dblp
Iterative Relevance Feedback for Answer Passage Retrieval with Passage-Level Semantic Match
Keping Bi | Qingyao Ai | W. Bruce Croft
Advances in Information Retrieval - 41st European Conference on IR Research, ECIR 2019, Cologne, Germany, April 14-18, 2019, Proceedings, Part I

2018

doi dblp
Unbiased Learning to Rank with Unbiased Propensity Estimation
Qingyao Ai | Keping Bi | Cheng Luo | Jiafeng Guo | W. Bruce Croft
The 41st International ACM SIGIR Conference on Research & Development in Information Retrieval, SIGIR 2018, Ann Arbor, MI, USA, July 08-12, 2018

doi dblp
Learning a Deep Listwise Context Model for Ranking Refinement
Qingyao Ai | Keping Bi | Jiafeng Guo | W. Bruce Croft
The 41st International ACM SIGIR Conference on Research & Development in Information Retrieval, SIGIR 2018, Ann Arbor, MI, USA, July 08-12, 2018

2017

doi dblp
Learning a Hierarchical Embedding Model for Personalized Product Search
Qingyao Ai | Yongfeng Zhang | Keping Bi | Xu Chen | W. Bruce Croft
Proceedings of the 40th International ACM SIGIR Conference on Research and Development in Information Retrieval, Shinjuku, Tokyo, Japan, August 7-11, 2017

2012

doi dblp
Extracting search-focused key n-grams for relevance ranking in web search
Chen Wang | Keping Bi | Yunhua Hu | Hang Li | Guihong Cao
Proceedings of the Fifth International Conference on Web Search and Web Data Mining, WSDM 2012, Seattle, WA, USA, February 8-12, 2012

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