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

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
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
A Reproducibility Study of Question Retrieval for Clarifying Questions
Sebastian Cross, Guido Zuccon, Ahmed Mourad
Lecture Notes in Computer Science  ·  01 Jan 2023  ·  10.1007/978-3-031-28241-6_3

2022

SCC - A Test Collection for Search in Chat Conversations
Ismail Sabei, Ahmed Mourad, Guido Zuccon
Proceedings of the 31st ACM International Conference on Information & Knowledge Management  ·  17 Oct 2022  ·  10.1145/3511808.3557692
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
Seed-Driven Document Ranking for Systematic Reviews: A Reproducibility Study
Shuai Wang, Harrisen Scells, Ahmed Mourad, Guido Zuccon
Advances in Information Retrieval  ·  01 Jan 2022  ·  https://doi.org/10.1007/978-3-030-99736-6_46
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

Detecting Comments on News Articles in Microblogs
Alok Kothari, Walid Magdy, Kareem Darwish, Ahmed Mourad, Ahmed Taei
Proceedings of the International AAAI Conference on Web and Social Media  ·  03 Aug 2021  ·  10.1609/icwsm.v7i1.14391
Report on the future conversations workshop at CHIIR 2021
Damiano Spina, Johanne R. Trippas, Paul Thomas, Hideo Joho, Katriina Byström, …, Ahmed Mourad, Paul Owoicho, Sachin Pathiyan Cherumanal, Daniel Russell, Laurianne Sitbon
ACM SIGIR Forum  ·  01 Jun 2021  ·  10.1145/3476415.3476421
Search Engines vs. Symptom Checkers: A Comparison of their Effectiveness for Online Health Advice
Sebastian Cross, Ahmed Mourad, Guido Zuccon, Bevan Koopman
Proceedings of the Web Conference 2021  ·  19 Apr 2021  ·  10.1145/3442381.3450140

2019

A Practical Guide for the Effective Evaluation of Twitter User Geolocation
Ahmed Mourad, Falk Scholer, Walid Magdy, Mark Sanderson
ACM Transactions on Social Computing  ·  30 Sep 2019  ·  10.1145/3352572

2018

How Well Did You Locate Me? Effective Evaluation of Twitter User Geolocation
Ahmed Mourad, Falk Scholer, Mark Sanderson, Walid Magdy
2018 IEEE/ACM International Conference on Advances in Social Networks Analysis and Mining (ASONAM)  ·  01 Aug 2018  ·  10.1109/asonam.2018.8508701

2017

Language Influences on Tweeter Geolocation
Ahmed Mourad, Falk Scholer, Mark Sanderson
Lecture Notes in Computer Science  ·  01 Jan 2017  ·  10.1007/978-3-319-56608-5_26

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