The Information Engineering Lab IELab @ UQ | The University of Queensland

About this project

member portrait Ahmed Mourad Former Postdoc Research Fellow UQ
member portrait Anton van der Vegt Postdoc Research Fellow UQ
member portrait Bevan Koopman Associate Professor, Research Scientist CSIRO, UQ
member portrait Guido Zuccon Professor, Group Leader UQ
member portrait Hang Li PhD Candidate UQ

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Relevant Publications

2024

TPRF: A Transformer-based Pseudo-Relevance Feedback Model for Efficient and Effective Retrieval
Chuting Yu, Hang Li, Ahmed Mourad, Bevan Koopman, Guido Zuccon
arXiv  ·  24 Jan 2024  ·  https://arxiv.org/abs/2401.13509

2023

AgAsk: an agent to help answer farmer’s questions from scientific documents
Bevan Koopman, Ahmed Mourad, Hang Li, Anton van der Vegt, Shengyao Zhuang, Simon Gibson, Yash Dang, David Lawrence, Guido Zuccon
International Journal on Digital Libraries  ·  19 Jun 2023  ·  10.1007/s00799-023-00369-y
Pseudo Relevance Feedback with Deep Language Models and Dense Retrievers: Successes and Pitfalls
Hang Li, Ahmed Mourad, Shengyao Zhuang, Bevan Koopman, Guido Zuccon
ACM Transactions on Information Systems  ·  10 Apr 2023  ·  10.1145/3570724
MeSH Suggester: A Library and System for MeSH Term Suggestion for Systematic Review Boolean Query Construction
Shuai Wang, Hang Li, Guido Zuccon
Proceedings of the Sixteenth ACM International Conference on Web Search and Data Mining  ·  27 Feb 2023  ·  10.1145/3539597.3573025
AgAsk: A Conversational Search Agent for Answering Agricultural Questions
Hang Li, Bevan Koopman, Ahmed Mourad, Guido Zuccon
Proceedings of the Sixteenth ACM International Conference on Web Search and Data Mining  ·  27 Feb 2023  ·  10.1145/3539597.3573034

2022

Pseudo-Relevance Feedback with Dense Retrievers in Pyserini
Hang Li, Shengyao Zhuang, Xueguang Ma, Jimmy Lin, Guido Zuccon
Proceedings of the 26th Australasian Document Computing Symposium  ·  15 Dec 2022  ·  10.1145/3572960.3572982
Implicit Feedback for Dense Passage Retrieval
Shengyao Zhuang, Hang Li, Guido Zuccon
Proceedings of the 45th International ACM SIGIR Conference on Research and Development in Information Retrieval  ·  06 Jul 2022  ·  10.1145/3477495.3531994
To Interpolate or not to Interpolate
Hang Li, Shuai Wang, Shengyao Zhuang, Ahmed Mourad, Xueguang Ma, Jimmy Lin, Guido Zuccon
Proceedings of the 45th International ACM SIGIR Conference on Research and Development in Information Retrieval  ·  06 Jul 2022  ·  10.1145/3477495.3531884
How Does Feedback Signal Quality Impact Effectiveness of Pseudo Relevance Feedback for Passage Retrieval
Hang Li, Ahmed Mourad, Bevan Koopman, Guido Zuccon
Proceedings of the 45th International ACM SIGIR Conference on Research and Development in Information Retrieval  ·  06 Jul 2022  ·  10.1145/3477495.3531822
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  ·  01 Jan 2022  ·  https://doi.org/10.1007/978-3-030-99736-6_40

2021

MeSH Term Suggestion for Systematic Review Literature Search
Shuai Wang, Hang Li, Harrisen Scells, Daniel Locke, Guido Zuccon
Australasian Document Computing Symposium  ·  09 Dec 2021  ·  10.1145/3503516.3503530
Design and Research of Intelligent Question-Answering(Q&A) System Based on High School Course Knowledge Graph
Zhijun Yang, Yang Wang, Jianhou Gan, Hang Li, Ning Lei
Mobile Networks and Applications  ·  01 Oct 2021  ·  https://doi.org/10.1007/s11036-020-01726-w
Deep Query Likelihood Model for Information Retrieval
Shengyao Zhuang, Hang Li, Guido Zuccon
Advances in Information Retrieval  ·  01 Jan 2021  ·  https://doi.org/10.1007/978-3-030-72240-1_49

2020

Systematic Review Automation Tools for End-to-End Query Formulation
Hang Li, Harrisen Scells, Guido Zuccon
Proceedings of the 43rd International ACM SIGIR Conference on Research and Development in Information Retrieval  ·  25 Jul 2020  ·  10.1145/3397271.3401402