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Associate Professor

Bevan Koopman

Email: 

Overview

Availability

Associate Professor Bevan Koopman is:
Available for supervision

Qualifications

  • Doctor of Philosophy, Queensland University of Technology

Works

Search Professor Bevan Koopman’s works on UQ eSpace

32 works between 2003 and 2025

1 - 20 of 32 works

2025

Conference Publication

Automated Chest X-ray Report Generation Remains Unsolved

Zhang, Xiaoman, Acosta, Julian Nicolas, Yang, Xiaoli, Adithan, Subathra, Luo, Luyang, Zhou, Hong-Yu, Miller, Joshua, Huang, Ouwen, Zhou, Zongwei, Hamamci, Ibrahim Ethem, Bannur, Shruthi, Bouzid, Kenza, Zhang, Xi, Meng, Zaiqiao, Nicolson, Aaron, Koopman, Bevan, Baek, Inhyeok, Ko, Hanbin, Ranjit, Mercy Prasanna, Srivastav, Shaury, Sambanthan, Sriram Gnana and Rajpurkar, Pranav (2025). Automated Chest X-ray Report Generation Remains Unsolved. WORLD SCIENTIFIC. doi: 10.1142/9789819824755_0017

Automated Chest X-ray Report Generation Remains Unsolved

2025

Conference Publication

2D Matryoshka Training for Information Retrieval

Wang, Shuai, Zhuang, Shengyao, Koopman, Bevan and Zuccon, Guido (2025). 2D Matryoshka Training for Information Retrieval. 48th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval (ACM SIGIR 2025), Padua, Italy, 13-18 July 2025. New York, NY, United States: Association for Computing Machinery. doi: 10.1145/3726302.3730330

2D Matryoshka Training for Information Retrieval

2025

Conference Publication

Document screenshot retrievers are vulnerable to pixel poisoning attacks

Zhuang, Shengyao, Khramtsova, Ekaterina, Ma, Xueguang, Koopman, Bevan, Lin, Jimmy and Zuccon, Guido (2025). Document screenshot retrievers are vulnerable to pixel poisoning attacks. 48th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval (ACM SIGIR 2025), Padua, Italy, 13-18 July 2025. New York, NY, United States: Association for Computing Machinery. doi: 10.1145/3726302.3730056

Document screenshot retrievers are vulnerable to pixel poisoning attacks

2025

Conference Publication

Reassessing Large Language Model Boolean query generation for systematic reviews

Wang, Shuai, Scells, Harrisen, Koopman, Bevan and Zuccon, Guido (2025). Reassessing Large Language Model Boolean query generation for systematic reviews. 48th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval (ACM SIGIR 2025), Padua, Italy, 13-18 July 2025. New York, NY, United States: Association for Computing Machinery. doi: 10.1145/3726302.3730329

Reassessing Large Language Model Boolean query generation for systematic reviews

2025

Conference Publication

RARR Unraveled: Component-Level Insights into Hallucination Detection and Mitigation

Ross, Jonathan J., Khramtsova, Ekaterina, van der Vegt, Anton, Koopman, Bevan and Zuccon, Guido (2025). RARR Unraveled: Component-Level Insights into Hallucination Detection and Mitigation. 48th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval (ACM SIGIR 2025), Padua, Italy, 13-18 July 2025. New York, NY, United States: Association for Computing Machinery. doi: 10.1145/3726302.3730337

RARR Unraveled: Component-Level Insights into Hallucination Detection and Mitigation

2025

Other Outputs

Pseudo relevance feedback is enough to close the gap between small and large dense retrieval models

Li, Hang, Wang, Xiao, Koopman, Bevan and Zuccon, Guido (2025). Pseudo relevance feedback is enough to close the gap between small and large dense retrieval models. doi: 10.48550/arXiv.2503.14887

Pseudo relevance feedback is enough to close the gap between small and large dense retrieval models

2025

Journal Article

Report from the 4th Strategic Workshop on Information Retrieval in Lorne (SWIRL 2025)

Trippas, Johanne R., Culpepper, J. Shane, Aliannejadi, Mohammad, Allan, James, Amigó, Enrique, Arguello, Jaime, Azzopardi, Leif, Bailey, Peter, Callan, Jamie, Capra, Rob, Craswell, Nick, Croft, Bruce, Dalton, Jeff, Demartini, Gianluca, Dietz, Laura, Dou, Zhicheng, Eickhoff, Carsten, Ekstrand, Michael, Ferro, Nicola, Fuhr, Norbert, Glowacka, Dorota, Hasibi, Faegheh, Hettiachchi, Danula, Jones, Rosie, Kamps, Jaap, Kando, Noriko, Karimi, Sarvnaz, Kato, Makoto P., Koopman, Bevan ... Zuccon, Guido (2025). Report from the 4th Strategic Workshop on Information Retrieval in Lorne (SWIRL 2025). ACM SIGIR Forum, 59 (1), 1-68. doi: 10.1145/3769733.3769739

Report from the 4th Strategic Workshop on Information Retrieval in Lorne (SWIRL 2025)

2025

Conference Publication

ReSLLM: large language models are strong resource selectors for federated search

Wang, Shuai, Zhuang, Shengyao, Koopman, Bevan and Zuccon, Guido (2025). ReSLLM: large language models are strong resource selectors for federated search. The ACM Web Conference 2025, Sydney, NSW Australia, 28 April-2 May 2025. New York, NY USA: Association for Computing Machinery. doi: 10.1145/3701716.3715595

ReSLLM: large language models are strong resource selectors for federated search

2025

Other Outputs

LLM-VPRF: Large language model based vector pseudo relevance feedback

Li, Hang, Zhuang, Shengyao, Koopman, Bevan and Zuccon, Guido (2025). LLM-VPRF: Large language model based vector pseudo relevance feedback. doi: 10.48550/arXiv.2504.01448

LLM-VPRF: Large language model based vector pseudo relevance feedback

2024

Conference Publication

Searching in Professional Instant Messaging Applications: User Behaviour, Intent, and Pain-points

Sabei, Ismail, Galal, Mahmoud, Koopman, Bevan and Zuccon, Guido (2024). Searching in Professional Instant Messaging Applications: User Behaviour, Intent, and Pain-points. 2024 Annual International ACM SIGIR Conference on Research and Development in Information Retrieval in the Asia Pacific Region, Tokyo, Japan, 9-12 December 2024. New York, NY United States: Association for Computing Machinery. doi: 10.1145/3673791.3698417

Searching in Professional Instant Messaging Applications: User Behaviour, Intent, and Pain-points

2024

Conference Publication

Understanding and Mitigating the Threat of Vec2Text to Dense Retrieval Systems

Zhuang, Shengyao, Koopman, Bevan, Chu, Xiaoran and Zuccon, Guido (2024). Understanding and Mitigating the Threat of Vec2Text to Dense Retrieval Systems. 2024 Annual International ACM SIGIR Conference on Research and Development in Information Retrieval in the Asia Pacific Region, Tokyo, Japan, 9-12 December 2024. New York, NY United States: Association for Computing Machinery. doi: 10.1145/3673791.3698414

Understanding and Mitigating the Threat of Vec2Text to Dense Retrieval Systems

2024

Other Outputs

TPRF: A transformer-based pseudo-relevance feedback model for efficient and effective retrieval

Li, Hang, Yu, Chuting, Mourad, Ahmed, Koopman, Bevan and Zuccon, Guido (2024). TPRF: A transformer-based pseudo-relevance feedback model for efficient and effective retrieval. doi: 10.48550/arXiv.2401.13509

TPRF: A transformer-based pseudo-relevance feedback model for efficient and effective retrieval

2024

Conference Publication

PromptReps: prompting large language models to generate dense and sparse representations for zero-shot document retrieval

Zhuang, Shengyao, Ma, Xueguang, Koopman, Bevan, Lin, Jimmy and Zuccon, Guido (2024). PromptReps: prompting large language models to generate dense and sparse representations for zero-shot document retrieval. 29th Conference on Empirical Methods in Natural Language Processing, Miami, FL USA, 12-16 November 2024. Stroudsberg, PA USA: Association for Computational Linguistics. doi: 10.18653/v1/2024.emnlp-main.250

PromptReps: prompting large language models to generate dense and sparse representations for zero-shot document retrieval

2024

Journal Article

Longitudinal data and a semantic similarity reward for chest X-ray report generation

Nicolson, Aaron, Dowling, Jason, Anderson, Doug and Koopman, Bevan (2024). Longitudinal data and a semantic similarity reward for chest X-ray report generation. Informatics in Medicine Unlocked, 50 101585, 1-15. doi: 10.1016/j.imu.2024.101585

Longitudinal data and a semantic similarity reward for chest X-ray report generation

2024

Conference Publication

Dense retrieval with continuous explicit feedback for systematic review screening prioritisation

Mao, Xinyu, Zhuang, Shengyao, Koopman, Bevan and Zuccon, Guido (2024). Dense retrieval with continuous explicit feedback for systematic review screening prioritisation. SIGIR '24: 47th International ACM SIGIR Conference on Research and Development in Information Retrieval, Washington, DC, United States, 14-18 July 2024. New York, NY, United States: ACM. doi: 10.1145/3626772.3657921

Dense retrieval with continuous explicit feedback for systematic review screening prioritisation

2024

Journal Article

AgAsk: an agent to help answer farmer’s questions from scientific documents

Koopman, Bevan, Mourad, Ahmed, Li, Hang, van der Vegt, Anton, Zhuang, Shengyao, Gibson, Simon, Dang, Yash, Lawrence, David and Zuccon, Guido (2024). AgAsk: an agent to help answer farmer’s questions from scientific documents. International Journal on Digital Libraries, 25 (4), 569-584. doi: 10.1007/s00799-023-00369-y

AgAsk: an agent to help answer farmer’s questions from scientific documents

2023

Conference Publication

Generating natural language queries for more effective systematic review screening prioritisation

Wang, Shuai, Scells, Harrisen, Koopman, Bevan, Potthast, Martin and Zuccon, Guido (2023). Generating natural language queries for more effective systematic review screening prioritisation. SIGIR-AP 2023 - Annual International ACM SIGIR Conference on Research and Development in Information Retrieval in the Asia Pacific Region, Beijing, China, 26 - 28 November 2023. New York, NY United States: Association for Computing Machinery. doi: 10.1145/3624918.3625322

Generating natural language queries for more effective systematic review screening prioritisation

2023

Conference Publication

ChatGPT hallucinates when attributing answers

Zuccon, Guido, Koopman, Bevan and Shaik, Razia (2023). ChatGPT hallucinates when attributing answers. SIGIR-AP 2023 - Annual International ACM SIGIR Conference on Research and Development in Information Retrieval in the Asia Pacific Region, Beijing, China, 26 - 28 November 2023. New York, NY United States: Association for Computing Machinery. doi: 10.1145/3624918.3625329

ChatGPT hallucinates when attributing answers

2023

Conference Publication

Can ChatGPT write a good Boolean query for systematic review literature search?

Wang, Shuai, Scells, Harrisen, Koopman, Bevan and Zuccon, Guido (2023). Can ChatGPT write a good Boolean query for systematic review literature search?. 46th International ACM SIGIR Conference on Research and Development in Information Retrieval, Taipei, Taiwan, 23 - 27 July 2023. New York, NY United States: Association for Computing Machinery. doi: 10.1145/3539618.3591703

Can ChatGPT write a good Boolean query for systematic review literature search?

2023

Conference Publication

Dr ChatGPT tell me what I want to hear: how different prompts impact health answer correctness

Koopman, Bevan and Zuccon, Guido (2023). Dr ChatGPT tell me what I want to hear: how different prompts impact health answer correctness. EMNLP 2023 - 2023 Conference on Empirical Methods in Natural Language Processing, Singapore, 6-10 December 2023. Stroudsburg, PA, United States: Association for Computational Linguistics. doi: 10.18653/v1/2023.emnlp-main.928

Dr ChatGPT tell me what I want to hear: how different prompts impact health answer correctness

Supervision

Availability

Associate Professor Bevan Koopman is:
Available for supervision

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Media

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