Leif Azzopardi

274 papers A* 60A 43B 23C 1Misc 20Journal 50Unranked 71
YearRankTypeTitle / Venue / Authors
2026 B conf
Information Farming: From Berry Picking to Berry Growing.
CHIIR
Leif Azzopardi, Adam Roegiest
2026 J jnl
Information Farming: From Berry Picking to Berry Growing.
CoRR
Leif Azzopardi, Adam Roegiest
2026 — conf
The Third Search Futures Workshop at ECIR'26.
ECIR (3)
Leif Azzopardi, Charles L. A. Clarke, Claudia Hauff, Yubin Kim, Zhaochun Ren, Adam Roegiest, Johanne R. Trippas, Saber Zerhoudi
2025 J jnl
All Claims Are Equal, but Some Claims Are More Equal Than Others: Importance-Sensitive Factuality Evaluation of LLM Generations.
CoRR
Miriam Wanner, Leif Azzopardi, Paul Thomas, Soham Dan, Benjamin Van Durme, Nick Craswell
2025 B conf
Assessing Risks in Online Information Sharing.
CHIIR
Leif Azzopardi, Emma Nicol, Jo Briggs, Wendy Moncur, Burkhard Schafer, Callum Nash, Melissa Duheric
2025 A* conf
Conversational Gold: Evaluating Personalized Conversational Search System Using Gold Nuggets.
SIGIR
Zahra Abbasiantaeb, Simon Lupart, Leif Azzopardi, Jeffrey Dalton, Mohammad Aliannejadi
2025 J jnl
Conversational Gold: Evaluating Personalized Conversational Search System using Gold Nuggets.
CoRR
Zahra Abbasiantaeb, Simon Lupart, Leif Azzopardi, Jeff Dalton, Mohammad Aliannejadi
2025 — conf
Evaluation of Attribution Bias in Generator-Aware Retrieval-Augmented Large Language Models.
ACL (Findings)
Amin Abolghasemi, Leif Azzopardi, Seyyed Hadi Hashemi, Maarten de Rijke, Suzan Verberne
2025 A* conf
From Query to Conscience: The Importance of Information Retrieval in Empowering Socially Responsible Consumerism.
SIGIR
Frans van der Sluis, Leif Azzopardi, Florian Meier
2025 — conf
Improving the Reusability of Conversational Search Test Collections.
ECIR (1)
Zahra Abbasiantaeb, Chuan Meng, Leif Azzopardi, Mohammad Aliannejadi
2025 J jnl
Improving the Reusability of Conversational Search Test Collections.
CoRR
Zahra Abbasiantaeb, Chuan Meng, Leif Azzopardi, Mohammad Aliannejadi
2025 — conf
POW: Political Overton Windows of Large Language Models.
EMNLP (Findings)
Leif Azzopardi, Yashar Moshfeghi
2025 J jnl
POW: Political Overton Windows of Large Language Models.
CoRR
Leif Azzopardi, Yashar Moshfeghi
2025 J jnl
Report from the 4th Strategic Workshop on Information Retrieval in Lorne (SWIRL 2025).
SIGIR Forum
Johanne R. Trippas, J. Shane Culpepper, Mohammad Aliannejadi, James Allan, Enrique Amigó, Jaime Arguello, Leif Azzopardi, Peter Bailey, Jamie Callan, Rob Capra, Nick Craswell, W. Bruce Croft, Jeff Dalton, Gianluca Demartini, Laura Dietz, Zhicheng Dou, Carsten Eickhoff, Michael D. Ekstrand, Nicola Ferro, Norbert Fuhr, Dorota Glowacka, Faegheh Hasibi, Danula Hettiachchi, Rosie Jones, Jaap Kamps, Noriko Kando, Sarvnaz Karimi, Makoto P. Kato, Bevan Koopman, Yiqun Liu, Chenglong Ma, Joel Mackenzie, Maria Maistro, Jiaxin Mao, Dana McKay, Bhaskar Mitra, Stefano Mizzaro, Alistair Moffat, Josiane Mothe, Iadh Ounis, Lida Rashidi, Yongli Ren, Mark Sanderson, Rodrygo L. T. Santos, Falk Scholer, Chirag Shah, Laurianne Sitbon, Ian Soboroff, Damiano Spina, Paul Thomas, Julián Urbano, Arjen P. de Vries, Ryen White, Abby Yuan, Hamed Zamani, Oleg Zendel, Min Zhang, Shengyao Zhuang, Justin Zobel, Guido Zuccon
2025 J jnl
Report on the CHIIR 2024, SIGIR 2024, and SIGIR-AP 2024 tutorials on Characterizing, Evaluating, and Mitigating Cognitive Biases in Interactive and Generative IR.
SIGIR Forum
Jiqun Liu, Leif Azzopardi
2025 B conf
Search Changes Consumers' Minds: How Recognizing Gaps Drives Sustainable Choices: How Recognizing Gaps Drives Sustainable Choices.
CHIIR
Frans van der Sluis, Leif Azzopardi
2024 J jnl
A Conceptual Framework for Conversational Search and Recommendation: Conceptualizing Agent-Human Interactions During the Conversational Search Process.
CoRR
Leif Azzopardi, Mateusz Dubiel, Martin Halvey, Jeffery Dalton
2024 J jnl
A Systematic Review of Cost, Effort, and Load Research in Information Search and Retrieval, 1972-2020.
ACM Trans. Inf. Syst.
Molly McGregor, Leif Azzopardi, Martin Halvey
2024 J jnl
Accessibility in Information Retrieval.
CoRR
Leif Azzopardi, Vishwa Vinay
2024 — conf
Can We Use Large Language Models to Fill Relevance Judgment Holes?
EMTCIR/UM-CIR@SIGIR-AP
Zahra Abbasiantaeb, Chuan Meng, Leif Azzopardi, Mohammad Aliannejadi
2024 J jnl
Can We Use Large Language Models to Fill Relevance Judgment Holes?
CoRR
Zahra Abbasiantaeb, Chuan Meng, Leif Azzopardi, Mohammad Aliannejadi
2024 — conf
Evaluating Cognitive Biases in Conversational and Generative IIR: A Tutorial.
SIGIR-AP
Leif Azzopardi, Jiqun Liu
2024 J jnl
Evaluation of Attribution Bias in Retrieval-Augmented Large Language Models.
CoRR
Amin Abolghasemi, Leif Azzopardi, Seyyed Hadi Hashemi, Maarten de Rijke, Suzan Verberne
2024 — conf
Measuring Bias in a Ranked List Using Term-Based Representations.
ECIR (5)
Amin Abolghasemi, Leif Azzopardi, Arian Askari, Maarten de Rijke, Suzan Verberne
2024 J jnl
Measuring Bias in a Ranked List using Term-based Representations.
CoRR
Amin Abolghasemi, Leif Azzopardi, Arian Askari, Maarten de Rijke, Suzan Verberne
2024 J jnl
Measuring the retrievability of digital library content using analytics data.
J. Assoc. Inf. Sci. Technol.
Hamed Jahani, Leif Azzopardi, Mark Sanderson
2024 J jnl
PRISM: A Methodology for Auditing Biases in Large Language Models.
CoRR
Leif Azzopardi, Yashar Moshfeghi
2024 — conf
Ranking Heterogeneous Search Result Pages Using the Interactive Probability Ranking Principle.
ECIR (2)
Kanaad Pathak, Leif Azzopardi, Martin Halvey
2024 J jnl
Ranking Heterogeneous Search Result Pages using the Interactive Probability Ranking Principle.
CoRR
Kanaad Pathak, Leif Azzopardi, Martin Halvey
2024 J jnl
Report on the Collab-a-Thon at ECIR 2024.
SIGIR Forum
Sean MacAvaney, Adam Roegiest, Aldo Lipani, Andrew Parry, Björn Engelmann, Christin Katharina Kreutz, Chuan Meng, Erlend Frayling, Eugene Yang, Ferdinand Schlatt, Guglielmo Faggioli, Harrisen Scells, Iana Atanassova, Jana Friese, Janek Bevendorff, Javier Sanz-Cruzado, Johanne R. Trippas, Kanaad Pathak, Kaustubh D. Dhole, Leif Azzopardi, Maik Fröbe, Marc Bertin, Nishchal Prasad, Saber Zerhoudi, Shuai Wang, Shubham Chatterjee, Thomas Jänich, Udo Kruschwitz, Xi Wang, Zijun Long
2024 J jnl
Report on the Search Futures Workshop at ECIR 2024.
SIGIR Forum
Leif Azzopardi, Charles L. A. Clarke, Paul B. Kantor, Bhaskar Mitra, Johanne R. Trippas, Zhaochun Ren, Mohammad Aliannejadi, Negar Arabzadeh, Raman Chandrasekar, Maarten de Rijke, Panagiotis Eustratiadis, William R. Hersh, Jin Huang, Evangelos Kanoulas, Jasmin Kareem, Yongkang Li, Simon Lupart, Kidist Amde Mekonnen, Adam Roegiest, Ian Soboroff, Fabrizio Silvestri, Suzan Verberne, David Vos, Eugene Yang, Yuyue Zhao
2024 B conf
Search under Uncertainty: Cognitive Biases and Heuristics - Tutorial on Modeling Search Interaction using Behavioral Economics.
CHIIR
Leif Azzopardi, Jiqun Liu
2024 A* conf
Search under Uncertainty: Cognitive Biases and Heuristics: A Tutorial on Testing, Mitigating and Accounting for Cognitive Biases in Search Experiments.
SIGIR
Jiqun Liu, Leif Azzopardi
2024 B conf
Seeking Socially Responsible Consumers: Exploring the Intention-Search-Behaviour Gap.
CHIIR
Leif Azzopardi, Frans van der Sluis
2024 — conf
SimIIR 3: A Framework for the Simulation of Interactive and Conversational Information Retrieval.
SIGIR-AP
Leif Azzopardi, Timo Breuer, Björn Engelmann, Christin Kreutz, Sean MacAvaney, David Maxwell, Andrew Parry, Adam Roegiest, Xi Wang, Saber Zerhoudi
2024 A* conf
TREC iKAT 2023: A Test Collection for Evaluating Conversational and Interactive Knowledge Assistants.
SIGIR
Mohammad Aliannejadi, Zahra Abbasiantaeb, Shubham Chatterjee, Jeffrey Dalton, Leif Azzopardi
2024 J jnl
TREC iKAT 2023: A Test Collection for Evaluating Conversational and Interactive Knowledge Assistants.
CoRR
Mohammad Aliannejadi, Zahra Abbasiantaeb, Shubham Chatterjee, Jeffery Dalton, Leif Azzopardi
2024 J jnl
TREC iKAT 2023: The Interactive Knowledge Assistance Track Overview.
CoRR
Mohammad Aliannejadi, Zahra Abbasiantaeb, Shubham Chatterjee, Jeffery Dalton, Leif Azzopardi
2024 — conf
TREC iKAT 2024: The Interactive Knowledge Assistance Track Overview.
TREC
Mohammad Aliannejadi, Zahra Abbasiantaeb, Simon Lupart, Shubham Chatterjee, Jeffrey Dalton, Leif Azzopardi
2024 B conf
The Influence of Presentation and Performance on User Satisfaction.
CHIIR
Kanaad Pathak, Leif Azzopardi, Martin Halvey
2024 J jnl
The Influence of Presentation and Performance on User Satisfaction.
CoRR
Kanaad Pathak, Leif Azzopardi, Martin Halvey
2024 — conf
The Search Futures Workshop.
ECIR (5)
Leif Azzopardi, Charles L. A. Clarke, Paul B. Kantor, Bhaskar Mitra, Johanne R. Trippas, Zhaochun Ren
2024 B conf
Uncharted Territory: Understanding Exploratory Search Behaviours in Literature Reviews.
CHIIR
Ayah Soufan, Ian Ruthven, Leif Azzopardi
2023 B conf
Driven to Distraction: Examining the Influence of Distractors on Search Behaviours, Performance and Experience.
CHIIR
Leif Azzopardi, David Maxwell, Martin Halvey, Claudia Hauff
2023 A conf
Retrievability Bias Estimation Using Synthetically Generated Queries.
CIKM
Amin Abolghasemi, Suzan Verberne, Arian Askari, Leif Azzopardi
2023 — conf
TREC iKAT 2023: The Interactive Knowledge Assistance Track Overview.
TREC
Mohammad Aliannejadi, Zahra Abbasiantaeb, Shubham Chatterjee, Jeffery Dalton, Leif Azzopardi
2023 J jnl
What the Dickens: Post-mortem privacy and intergenerational trust.
Comput. Law Secur. Rev.
Burkhard Schafer, Jo Briggs, Wendy Moncur, Emma Nicol, Leif Azzopardi
2022 A* conf
A Flexible Framework for Offline Effectiveness Metrics.
SIGIR
Alistair Moffat, Joel Mackenzie, Paul Thomas, Leif Azzopardi
2022 — conf
An Initial Analysis of E-Procurement Search Behaviour.
iConference (2)
Stuart Mackie, Leif Azzopardi, Yashar Moshfeghi
2022 A* conf
Are Taylor's Posts Risky? Evaluating Cumulative Revelations in Online Personal Data: A persona-based tool for evaluating awareness of online risks and harms.
SIGIR
Leif Azzopardi, Jo Briggs, Melissa Duheric, Callum Nash, Emma Nicol, Wendy Moncur, Burkhard Schafer
2022 J jnl
Improving BERT-based Query-by-Document Retrieval with Multi-Task Optimization.
CoRR
Amin Abolghasemi, Suzan Verberne, Leif Azzopardi
2022 — conf
Improving BERT-based Query-by-Document Retrieval with Multi-task Optimization.
ECIR (2)
Amin Abolghasemi, Suzan Verberne, Leif Azzopardi
2022 J jnl
Revealing Cumulative Risks in Online Personal Information: A Data Narrative Study.
CoRR
Emma Nicol, Jo Briggs, Wendy Moncur, Amal Htait, Daniel Paul Carey, Leif Azzopardi, Burkhard Schafer
2022 J jnl
Revealing Cumulative Risks in Online Personal Information: A Data Narrative Study.
Proc. ACM Hum. Comput. Interact.
Emma Nicol, Jo Briggs, Wendy Moncur, Amal Htait, Daniel Paul Carey, Leif Azzopardi, Burkhard Schafer
2022 B conf
Searching the Literature: An Analysis of an Exploratory Search Task.
CHIIR
Ayah Soufan, Ian Ruthven, Leif Azzopardi
2022 — conf
TREC CAsT 2022: Going Beyond User Ask and System Retrieve with Initiative and Response Generation.
TREC
Paul Owoicho, Jeff Dalton, Mohammad Aliannejadi, Leif Azzopardi, Johanne R. Trippas, Svitlana Vakulenko
2022 — conf
Towards Building Economic Models of Conversational Search.
ECIR (2)
Leif Azzopardi, Mohammad Aliannejadi, Evangelos Kanoulas
2022 J jnl
Towards Building Economic Models of Conversational Search.
CoRR
Leif Azzopardi, Mohammad Aliannejadi, Evangelos Kanoulas
2021 — conf
AWESSOME: An Unsupervised Sentiment Intensity Scoring Framework Using Neural Word Embeddings.
ECIR (2)
Amal Htait, Leif Azzopardi
2021 A conf
Analysing Mixed Initiatives and Search Strategies during Conversational Search.
CIKM
Mohammad Aliannejadi, Leif Azzopardi, Hamed Zamani, Evangelos Kanoulas, Paul Thomas, Nick Craswell
2021 J jnl
Analysing Mixed Initiatives and Search Strategies during Conversational Search.
CoRR
Mohammad Aliannejadi, Leif Azzopardi, Hamed Zamani, Evangelos Kanoulas, Paul Thomas, Nick Craswell
2021 — conf
BERT-Based Transformers for Early Detection of Mental Health Illnesses.
CLEF
Rodrigo Martínez-Castaño, Amal Htait, Leif Azzopardi, Yashar Moshfeghi
2021 B conf
Cognitive Biases in Search: A Review and Reflection of Cognitive Biases in Information Retrieval.
CHIIR
Leif Azzopardi
2021 Misc conf
ERR is not C/W/L: Exploring the Relationship Between Expected Reciprocal Rank and Other Metrics.
ICTIR
Leif Azzopardi, Joel Mackenzie, Alistair Moffat
2021 J jnl
Inferring Trust From Users' Behaviours; Agents' Predictability Positively Affects Trust, Task Performance and Cognitive Load in Human-Agent Real-Time Collaboration.
Frontiers Robotics AI
Sylvain Daronnat, Leif Azzopardi, Martin Halvey, Mateusz Dubiel
2021 B conf
Investigating the Influence of Ads on User Search Performance, Behaviour, and Experience during Information Seeking.
CHIIR
Olivia Foulds, Leif Azzopardi, Martin Halvey
2021 Misc conf
Sentiment Intensity Prediction using Neural Word Embeddings.
ICTIR
Amal Htait, Leif Azzopardi
2021 — conf
Towards Identifying, Understanding and Controlling Cumulative Revelations in Social Media.
ASIST
Emma Nicol, Amal Htait, Leif Azzopardi, Wendy Moncur
2021 B conf
Untangling Cost, Effort, and Load in Information Seeking and Retrieval.
CHIIR
Molly McGregor, Leif Azzopardi, Martin Halvey
2021 Misc conf
Untangling the Concept of Task in Information Seeking and Retrieval.
ICTIR
Ayah Soufan, Ian Ruthven, Leif Azzopardi
2021 B conf
User Models, Metrics and Measures of Search: A Tutorial on the C/W/L Evaluation Framework.
CHIIR
Leif Azzopardi, Alistair Moffat, Paul Thomas, Guido Zuccon
2020 Misc conf
Analyzing the Influence of Bigrams on Retrieval Bias and Effectiveness.
ICTIR
Abdulaziz AlQatan, Leif Azzopardi, Yashar Moshfeghi
2020 B conf
Data-Driven Evaluation Metrics for Heterogeneous Search Engine Result Pages.
CHIIR
Leif Azzopardi, Ryen W. White, Paul Thomas, Nick Craswell
2020 A* conf
DataMirror: Reflecting on One's Data Self: A Tool for Social Media Users to Explore Their Digital Footprints.
SIGIR
Amal Htait, Leif Azzopardi, Emma Nicol, Wendy Moncur
2020 — conf
Early Risk Detection of Self-Harm and Depression Severity using BERT-based Transformers.
CLEF (Working Notes)
Rodrigo Martínez-Castaño, Amal Htait, Leif Azzopardi, Yashar Moshfeghi
2020 B conf
Impact of Agent Reliability and Predictability on Trust in Real Time Human-Agent Collaboration.
HAI
Sylvain Daronnat, Leif Azzopardi, Martin Halvey, Mateusz Dubiel
2020 Misc conf
Interactive Evaluation of Conversational Agents: Reflections on the Impact of Search Task Design.
ICTIR
Mateusz Dubiel, Martin Halvey, Leif Azzopardi, Sylvain Daronnat
2020 B conf
Made to Measure: A Workshop on Human-centred metrics for information seeking.
CHIIR
George Buchanan, Dana McKay, Charles L. A. Clarke, Leif Azzopardi, Johanne R. Trippas
2020 A* conf
Predicting Perceptual Speed from Search Behaviour.
SIGIR
Olivia Foulds, Alessandro Suglia, Leif Azzopardi, Martin Halvey
2020 B conf
Reflecting upon Perceptual Speed Tests in Information Retrieval: Limitations, Challenges, and Recommendations.
CHIIR
Olivia Foulds, Leif Azzopardi, Martin Halvey
2020 Misc conf
Using Sentiment Analysis for Pseudo-Relevance Feedback in Social Book Search.
ICTIR
Amal Htait, Sébastien Fournier, Patrice Bellot, Leif Azzopardi, Gabriella Pasi
2019 — ed.
Advances in Information Retrieval - 41st European Conference on IR Research, ECIR 2019, Cologne, Germany, April 14-18, 2019, Proceedings, Part I
ECIR (1)
Leif Azzopardi, Benno Stein, Norbert Fuhr, Philipp Mayr, Claudia Hauff, Djoerd Hiemstra
2019 — ed.
Advances in Information Retrieval - 41st European Conference on IR Research, ECIR 2019, Cologne, Germany, April 14-18, 2019, Proceedings, Part II
ECIR (2)
Leif Azzopardi, Benno Stein, Norbert Fuhr, Philipp Mayr, Claudia Hauff, Djoerd Hiemstra
2019 A* conf
Building Economic Models and Measures of Search.
SIGIR
Leif Azzopardi, Alistair Moffat, Paul Thomas, Guido Zuccon
2019 — conf
Building Economic Models of Human Computer Interaction.
CHI Extended Abstracts
Leif Azzopardi, Guido Zuccon
2019 — conf
CLEF 2019 Technology Assisted Reviews in Empirical Medicine Overview.
CLEF (Working Notes)
Evangelos Kanoulas, Dan Li, Leif Azzopardi, René Spijker
2019 — conf
CLEF eHealth 2019 Evaluation Lab.
ECIR (2)
Liadh Kelly, Lorraine Goeuriot, Hanna Suominen, Mariana L. Neves, Evangelos Kanoulas, René Spijker, Leif Azzopardi, Dan Li, Jimmy, João R. M. Palotti, Guido Zuccon
2019 A* conf
Looking for Opportunities: Challenges in Procurement Search.
SIGIR
Stuart Mackie, David MacDonald, Leif Azzopardi, Yashar Moshfeghi
2019 — conf
Overview of the CLEF eHealth Evaluation Lab 2019.
CLEF
Liadh Kelly, Hanna Suominen, Lorraine Goeuriot, Mariana L. Neves, Evangelos Kanoulas, Dan Li, Leif Azzopardi, René Spijker, Guido Zuccon, Harrisen Scells, João R. M. Palotti
2019 B ed.
Proceedings of the 2019 Conference on Human Information Interaction and Retrieval, CHIIR 2019, Glasgow, Scotland, UK, March 10-14, 2019
CHIIR
Leif Azzopardi, Martin Halvey, Ian Ruthven, Hideo Joho, Vanessa Murdock, Pernilla Qvarfordt
2019 J jnl
The impact of result diversification on search behaviour and performance.
Inf. Retr. J.
David Maxwell, Leif Azzopardi, Yashar Moshfeghi
2019 — conf
VES Team at TREC Conversational Assistance Track (CAsT) 2019.
TREC
Vasileios Stamatis, Leif Azzopardi, Alan Wilson
2019 A* conf
cwl_eval: An Evaluation Tool for Information Retrieval.
SIGIR
Leif Azzopardi, Paul Thomas, Alistair Moffat
2018 J jnl
A Survey Investigating Usage of Virtual Personal Assistants.
CoRR
Mateusz Dubiel, Martin Halvey, Leif Azzopardi
2018 A ed.
Advances in Information Retrieval - 40th European Conference on IR Research, ECIR 2018, Grenoble, France, March 26-29, 2018, Proceedings
ECIR
Gabriella Pasi, Benjamin Piwowarski, Leif Azzopardi, Allan Hanbury
2018 — conf
CLEF 2018 Technologically Assisted Reviews in Empirical Medicine Overview.
CLEF (Working Notes)
Evangelos Kanoulas, Dan Li, Leif Azzopardi, René Spijker
2018 — ch.
Economic Models of Interaction.
Computational Interaction
Leif Azzopardi, Guido Zuccon
2018 A conf
Information Scent, Searching and Stopping - Modelling SERP Level Stopping Behaviour.
ECIR
David Maxwell, Leif Azzopardi
2018 J jnl
Information retrieval in the workplace: A comparison of professional search practices.
Inf. Process. Manag.
Tony Russell-Rose, Jon Chamberlain, Leif Azzopardi
2018 A* conf
Measuring the Utility of Search Engine Result Pages: An Information Foraging Based Measure.
SIGIR
Leif Azzopardi, Paul Thomas, Nick Craswell
2018 — conf
Overview of the CLEF Dynamic Search Evaluation Lab 2018.
CLEF
Evangelos Kanoulas, Leif Azzopardi, Grace Hui Yang
2018 — conf
Overview of the CLEF eHealth Evaluation Lab 2018.
CLEF
Hanna Suominen, Liadh Kelly, Lorraine Goeuriot, Aurélie Névéol, Lionel Ramadier, Aude Robert, Evangelos Kanoulas, René Spijker, Leif Azzopardi, Dan Li, Jimmy, João R. M. Palotti, Guido Zuccon
2018 A* conf
Query Variation Performance Prediction for Systematic Reviews.
SIGIR
Harrisen Scells, Leif Azzopardi, Guido Zuccon, Bevan Koopman
2018 — conf
The impact of fielding on retrieval performance and bias.
ASIST
Colin Wilkie, Leif Azzopardi
2017 A* conf
A Study of Snippet Length and Informativeness: Behaviour, Performance and User Experience.
SIGIR
David Maxwell, Leif Azzopardi, Yashar Moshfeghi
2017 A conf
A Task Completion Engine to Enhance Search Session Support for Air Traffic Work Tasks.
ECIR
Yashar Moshfeghi, Raoul Rothfeld, Leif Azzopardi, Peter Triantafillou
2017 A* conf
A Test Collection for Evaluating Retrieval of Studies for Inclusion in Systematic Reviews.
SIGIR
Harrisen Scells, Guido Zuccon, Bevan Koopman, Anthony Deacon, Leif Azzopardi, Shlomo Geva
2017 A conf
Algorithmic Bias: Do Good Systems Make Relevant Documents More Retrievable?
CIKM
Colin Wilkie, Leif Azzopardi
2017 A conf
An Empirical Analysis of Pruning Techniques: Performance, Retrievability and Bias.
CIKM
Ruey-Cheng Chen, Leif Azzopardi, Falk Scholer
2017 Misc conf
An Initial Investigation of Query Expansion Bias.
ICTIR
Colin Wilkie, Leif Azzopardi
2017 B conf
Building Cost-Benefit Models of Information Interactions.
CHIIR
Leif Azzopardi
2017 — conf
CLEF 2017 Dynamic Search Evaluation Lab Overview.
CLEF
Evangelos Kanoulas, Leif Azzopardi
2017 — conf
CLEF 2017 Dynamic Search Lab Overview And Evaluation.
CLEF (Working Notes)
Evangelos Kanoulas, Leif Azzopardi
2017 — conf
CLEF 2017 Technologically Assisted Reviews in Empirical Medicine Overview.
CLEF (Working Notes)
Evangelos Kanoulas, Dan Li, Leif Azzopardi, René Spijker
2017 J jnl
Cross-domain citation recommendation based on hybrid topic model and co-citation selection.
Int. J. Data Min. Model. Manag.
Supaporn Tantanasiriwong, Sumanta Guha, Paul Janecek, Choochart Haruechaiyasak, Leif Azzopardi
2017 A* conf
Exploring the Query Halo Effect in Site Search: Leading People to Longer Queries.
SIGIR
Djoerd Hiemstra, Claudia Hauff, Leif Azzopardi
2017 A conf
Integrating the Framing of Clinical Questions via PICO into the Retrieval of Medical Literature for Systematic Reviews.
CIKM
Harrisen Scells, Guido Zuccon, Bevan Koopman, Anthony Deacon, Leif Azzopardi, Shlomo Geva
2017 Misc conf
Personalised Search Time Prediction using Markov Chains.
ICTIR
Vu Tran, David Maxwell, Norbert Fuhr, Leif Azzopardi
2017 J jnl
Report on the Information Retrieval Festival (IRFest2017).
SIGIR Forum
Leif Azzopardi, Craig Macdonald, Iadh Ounis, Martin Halvey
2017 J jnl
Report on the Second International Workshop on the Evaluation on Collaborative Information Seeking and Retrieval (ECol?2017 @ CHIIR).
SIGIR Forum
Leif Azzopardi, Jeremy Pickens, Chirag Shah, Laure Soulier, Lynda Tamine
2017 B conf
Second International Workshop On the Evaluation of Collaborative Information Seeking and Retrieval (Ecol'17).
CHIIR
Leif Azzopardi, Jeremy Pickens, Chirag Shah, Laure Soulier, Lynda Tamine
2017 — conf
SiS at CLEF 2017 eHealth TAR Task.
CLEF (Working Notes)
Leif Azzopardi, Vassil Kalphov, Georgios Georgiadis
2017 A* conf
The Lucene for Information Access and Retrieval Research (LIARR) Workshop at SIGIR 2017.
SIGIR
Leif Azzopardi, Matt Crane, Hui Fang, Grant Ingersoll, Jimmy Lin, Yashar Moshfeghi, Harrisen Scells, Peilin Yang, Guido Zuccon
2017 J jnl
Validating simulated interaction for retrieval evaluation.
Inf. Retr. J.
Teemu Pääkkönen, Jaana Kekäläinen, Heikki Keskustalo, Leif Azzopardi, David Maxwell, Kalervo Järvelin
2016 Misc conf
A Topical Approach to Retrievability Bias Estimation.
ICTIR
Colin Wilkie, Leif Azzopardi
2016 Misc conf
Advances in Formal Models of Search and Search Behaviour.
ICTIR
Leif Azzopardi, Guido Zuccon
2016 A conf
Agents, Simulated Users and Humans: An Analysis of Performance and Behaviour.
CIKM
David Maxwell, Leif Azzopardi
2016 Misc conf
An Analysis of the Cost and Benefit of Search Interactions.
ICTIR
Leif Azzopardi, Guido Zuccon
2016 B conf
Impacts of Time Constraints and System Delays on User Experience.
CHIIR
Anita Crescenzi, Diane Kelly, Leif Azzopardi
2016 A* conf
InfoScout: An Interactive, Entity Centric, Person Search Tool.
SIGIR
Sean McKeown, Martynas Buivys, Leif Azzopardi
2016 J jnl
Lucene4IR: Developing Information Retrieval Evaluation Resources using Lucene.
SIGIR Forum
Leif Azzopardi, Yashar Moshfeghi, Martin Halvey, Rami Suleiman Alkhawaldeh, Krisztian Balog, Emanuele Di Buccio, Diego Ceccarelli, Juan M. Fernández-Luna, Charlie Hull, Jake Mannix, Sauparna Palchowdhury
2016 — conf
Pienapple search: an integrated search interface to support finding, refinding and sharing.
ASIST
Martynas Buivys, Leif Azzopardi
2016 J jnl
Report on the First International Workshop on the Evaluation on Collaborative Information Seeking and Retrieval (ECol'2015).
SIGIR Forum
Laure Soulier, Lynda Tamine, Tetsuya Sakai, Leif Azzopardi, Jeremy Pickens
2016 A* conf
Simulating Interactive Information Retrieval: SimIIR: A Framework for the Simulation of Interaction.
SIGIR
David Maxwell, Leif Azzopardi
2016 A* conf
Simulation of Interaction: A Tutorial on Modelling and Simulating User Interaction and Search Behaviour.
SIGIR
Leif Azzopardi
2016 A conf
Two Scrolls or One Click: A Cost Model for Browsing Search Results.
ECIR
Leif Azzopardi, Guido Zuccon
2015 — conf
A Game of Search.
GamifIR@ECIR
Leif Azzopardi
2015 A conf
A Tutorial on Measuring Document Retrievability.
ECIR
Leif Azzopardi
2015 Misc conf
An Analysis of Theories of Search and Search Behavior.
ICTIR
Leif Azzopardi, Guido Zuccon
2015 A* conf
An Initial Investigation into Fixed and Adaptive Stopping Strategies.
SIGIR
David Maxwell, Leif Azzopardi, Kalervo Järvelin, Heikki Keskustalo
2015 A* conf
Building and Using Models of Information Seeking, Search and Retrieval: Full Day Tutorial.
SIGIR
Leif Azzopardi, Guido Zuccon
2015 A conf
ECol 2015: First international workshop on the Evaluation on Collaborative Information Seeking and Retrieval.
CIKM
Leif Azzopardi, Jeremy Pickens, Tetsuya Sakai, Laure Soulier, Lynda Tamine
2015 — conf
Exploring Behavioral Dimensions in Session Effectiveness.
CLEF
Teemu Pääkkönen, Kalervo Järvelin, Jaana Kekäläinen, Heikki Keskustalo, Feza Baskaya, David Maxwell, Leif Azzopardi
2015 A* conf
How many results per page?: A Study of SERP Size, Search Behavior and User Experience.
SIGIR
Diane Kelly, Leif Azzopardi
2015 Misc conf
Integrating and Evaluating Neural Word Embeddings in Information Retrieval.
ADCS
Guido Zuccon, Bevan Koopman, Peter Bruza, Leif Azzopardi
2015 — ed.
Proceedings of the 2015 Workshop on Evaluation on Collaborative Information Retrieval and Seeking, ECol 2015, Melbourne, Australia, October 23, 2015
ECol@CIKM
Leif Azzopardi, Jeremy Pickens, Tetsuya Sakai, Laure Soulier, Lynda Tamine
2015 A conf
Query Length, Retrievability Bias and Performance.
CIKM
Colin Wilkie, Leif Azzopardi
2015 A conf
Retrievability and Retrieval Bias: A Comparison of Inequality Measures.
ECIR
Colin Wilkie, Leif Azzopardi
2015 A conf
Searching and Stopping: An Analysis of Stopping Rules and Strategies.
CIKM
David Maxwell, Leif Azzopardi, Kalervo Järvelin, Heikki Keskustalo
2015 — ed.
Sixth BCS-IRSG Symposium on Future Directions in Information Access, FDIA 2015, 31 August - 4 September 2015, Thessaloniki, Greece
FDIA
Leif Azzopardi, Max L. Wilson
2015 A conf
The Impact of Query Interface Design on Stress, Workload and Performance.
ECIR
Ashlee Edwards, Diane Kelly, Leif Azzopardi
2015 Misc conf
Theory of Retrieval: The Retrievability of Information.
ICTIR
Leif Azzopardi
2015 A* conf
Time Pressure and System Delays in Information Search.
SIGIR
Anita Crescenzi, Diane Kelly, Leif Azzopardi
2015 A* conf
Untangling Result List Refinement and Ranking Quality: a Framework for Evaluation and Prediction.
SIGIR
Jiyin He, Marc Bron, Arjen P. de Vries, Leif Azzopardi, Maarten de Rijke
2015 — conf
Usor Economicus.
CORIA
Leif Azzopardi
2014 A conf
A Retrievability Analysis: Exploring the Relationship Between Retrieval Bias and Retrieval Performance.
CIKM
Colin Wilkie, Leif Azzopardi
2014 A conf
Best and Fairest: An Empirical Analysis of Retrieval System Bias.
ECIR
Colin Wilkie, Leif Azzopardi
2014 A conf
Efficiently Estimating Retrievability Bias.
ECIR
Colin Wilkie, Leif Azzopardi
2014 — ed.
Fifth Information Interaction in Context Symposium, IIiX '14, Regensburg, Germany, August 26-29, 2014
IIiX
David Elsweiler, Bernd Ludwig, Leif Azzopardi, Max L. Wilson
2014 — conf
Investigating people: a qualitative analysis of the search behaviours of open-source intelligence analysts.
IIiX
Sean McKeown, David Maxwell, Leif Azzopardi, William Bradley Glisson
2014 A* conf
Modelling interaction with economic models of search.
SIGIR
Leif Azzopardi
2014 A conf
Page Retrievability Calculator.
ECIR
Leif Azzopardi, Rosanne English, Colin Wilkie, David Maxwell
2014 — conf
PageFetch 2: gamification the sequel.
GamifIR@ECIR
Leif Azzopardi, Martin Bevc, Andrew Gardner, David Maxwell, Abdullah Razzouk
2014 — conf
Stuck in traffic: how temporal delays affect search behaviour.
IIiX
David Maxwell, Leif Azzopardi
2014 — conf
Studying user browsing behavior through gamified search tasks.
GamifIR@ECIR
Jiyin He, Marc Bron, Leif Azzopardi, Arjen P. de Vries
2014 A* conf
The retrievability of documents.
SIGIR
Leif Azzopardi
2013 A* conf
#trapped!: social media search system requirements for emergency management professionals.
SIGIR
Stefan Raue, Leif Azzopardi, Christopher W. Johnson
2013 A conf
An Initial Investigation on the Relationship between Usage and Findability.
ECIR
Colin Wilkie, Leif Azzopardi
2013 J jnl
Crowdsourcing interactions: using crowdsourcing for evaluating interactive information retrieval systems.
Inf. Retr.
Guido Zuccon, Teerapong Leelanupab, Stewart Whiting, Emine Yilmaz, Joemon M. Jose, Leif Azzopardi
2013 Misc conf
Economic models of search.
ADCS
Leif Azzopardi
2013 A conf
High throughput filtering using FPGA-acceleration.
CIKM
Wim Vanderbauwhede, Anton Frolov, Leif Azzopardi, Sai Rahul Chalamalasetti, Martin Margala
2013 A* conf
How query cost affects search behavior.
SIGIR
Leif Azzopardi, Diane Kelly, Kathy Brennan
2013 A conf
Re-leashed! The PuppyIR Framework for Developing Information Services for Children, Adults and Dogs.
ECIR
Douglas Dowie, Leif Azzopardi
2013 A conf
Reducing the Uncertainty in Resource Selection.
ECIR
Ilya Markov, Leif Azzopardi, Fabio Crestani
2013 A* conf
Relating retrievability, performance and length.
SIGIR
Colin Wilkie, Leif Azzopardi
2013 J jnl
Report on the Scottish informatics and computing science alliance's information retrieval workshop (IRFest).
SIGIR Forum
Martin Halvey, Leif Azzopardi
2012 — conf
A preliminary study using PageFetch to examine the searching ability of children and adults.
IIiX
James Purvis, Leif Azzopardi
2012 A* conf
ALF: a client side logger and server for capturing user interactions in web applications.
SIGIR
Leif Azzopardi, Myles Doolan, Richard Glassey
2012 A conf
Crisees: Real-Time Monitoring of Social Media Streams to Support Crisis Management.
ECIR
David Maxwell, Stefan Raue, Leif Azzopardi, Christopher W. Johnson, Sarah Oates
2012 A conf
Detection of News Feeds Items Appropriate for Children.
ECIR
Tamara Polajnar, Richard Glassey, Leif Azzopardi
2012 A conf
EmSe: Supporting Children's Information Needs within a Hospital Environment.
ECIR
Leif Azzopardi, Douglas Dowie, Sergio Duarte Torres, Carsten Eickhoff, Richard Glassey, Karl Gyllstrom, Djoerd Hiemstra, Franciska de Jong, Frea Kruisinga, Kelly Ann Marshall, Sien Moens, Tamara Polajnar, Frans van der Sluis, Arjen P. de Vries
2012 — conf
EmSe: initial evaluation of a child-friendly medical search system.
IIiX
Carsten Eickhoff, Leif Azzopardi, Djoerd Hiemstra, Franciska de Jong, Arjen P. de Vries, Douglas Dowie, Sergio Duarte Torres, Richard Glassey, Karl Gyllstrom, Frea Kruisinga, Kelly Ann Marshall, Sien Moens, Tamara Polajnar, Frans van der Sluis
2012 A* conf
MaSe: create your own mash-up search interface.
SIGIR
Leif Azzopardi, Douglas Dowie, Kelly Ann Marshall, Richard Glassey
2012 A* conf
PageFetch: a retrieval game for children (and adults).
SIGIR
Leif Azzopardi, James Purvis, Richard Glassey
2012 — conf
Practical considerations when filtering documents.
IIiX
Desmond Elliott, Leif Azzopardi
2012 — conf
SCAMP: a tool for conducting interactive information retrieval experiments.
IIiX
Gareth Renaud, Leif Azzopardi
2012 — conf
Service-please: an interactive healthy eating serious game application for tablet computer.
BCS HCI
Kenneth C. Scott-Brown, Marjon van der Pol, Claire Moncrieffe, Julia Allan, Paul Crook, Donna McAvoy, Leif Azzopardi, Mark Bamford, Ian Reynolds
2012 A conf
Top-k Retrieval Using Facility Location Analysis.
ECIR
Guido Zuccon, Leif Azzopardi, Dell Zhang, Jun Wang
2012 A* conf
YooSee: a video browsing application for young children.
SIGIR
Leif Azzopardi, Douglas Dowie, Kelly Ann Marshall
2011 Misc conf
An Analysis of Ranking Principles and Retrieval Strategies.
ICTIR
Guido Zuccon, Leif Azzopardi, C. J. van Rijsbergen
2011 A conf
Back to the Roots: Mean-Variance Analysis of Relevance Estimations.
ECIR
Guido Zuccon, Leif Azzopardi, Keith van Rijsbergen
2011 J jnl
Extending the language modeling framework for sentence retrieval to include local context.
Inf. Retr.
Ronald T. Fernández, David E. Losada, Leif Azzopardi
2011 — conf
Finding interest in the stream.
ASIST
Richard Glassey, Leif Azzopardi
2011 A conf
Fu-Finder: a game for studying querying behaviours.
CIKM
Carly O'Neil, James Purvis, Leif Azzopardi
2011 J jnl
Introduction to special issue on the second international conference on the theory of information retrieval.
Inf. Retr.
Leif Azzopardi, Dawei Song, Gabriella Kazai, Stephen Robertson, Stefan M. Rüger, Milad Shokouhi, Emine Yilmaz
2011 — conf
Investigating Subspace Distances in Semantic Spaces.
IIR
Guido Zuccon, Leif Azzopardi, Enrico Gasco
2011 A* conf
JuSe: a picture dictionary query system for children.
SIGIR
Tamara Polajnar, Richard Glassey, Leif Azzopardi
2011 Misc conf
On the use of Complex Numbers in Quantum Models for Information Retrieval.
ICTIR
Guido Zuccon, Benjamin Piwowarski, Leif Azzopardi
2011 A* conf
The economics in interactive information retrieval.
SIGIR
Leif Azzopardi
2011 A* conf
The interactive PRP for diversifying document rankings.
SIGIR
Guido Zuccon, Leif Azzopardi, C. J. van Rijsbergen
2011 — conf
Towards a Living Lab for Information Retrieval Research and Development - A Proposal for a Living Lab for Product Search Tasks.
CLEF
Leif Azzopardi, Krisztian Balog
2010 A conf
A Case for Automatic System Evaluation.
ECIR
Claudia Hauff, Djoerd Hiemstra, Leif Azzopardi, Franciska de Jong
2010 A conf
A comparison of user and system query performance predictions.
CIKM
Claudia Hauff, Diane Kelly, Leif Azzopardi
2010 — conf
A survey of patent users: an analysis of tasks, behavior, search functionality and system requirements.
IIiX
Hideo Joho, Leif Azzopardi, Wim Vanderbauwhede
2010 — conf
Developing the Quantum Probability Ranking Principle.
IIR
Guido Zuccon, Leif Azzopardi
2010 A* conf
Estimating interference in the QPRP for subtopic retrieval.
SIGIR
Guido Zuccon, Leif Azzopardi, Claudia Hauff, Keith van Rijsbergen
2010 A* conf
Finding and filtering information for children.
SIGIR
Desmond Elliott, Richard Glassey, Tamara Polajnar, Leif Azzopardi
2010 A* conf
Has portfolio theory got any principles?
SIGIR
Guido Zuccon, Leif Azzopardi, Keith van Rijsbergen
2010 — conf
How Quantum Theory Is Developing the Field of Information Retrieval.
AAAI Fall Symposium: Quantum Informatics for Cognitive, Social, and Semantic Processes
Dawei Song, Mounia Lalmas, Keith van Rijsbergen, Ingo Frommholz, Benjamin Piwowarski, Jun Wang, Peng Zhang, Guido Zuccon, Peter Bruza, Sachi Arafat, Leif Azzopardi, Emanuele Di Buccio, Alvaro Francisco Huertas-Rosero, Yuexian Hou, Massimo Melucci, Stefan M. Rüger
2010 J jnl
Improving Access to Large Patent Corpora.
Trans. Large Scale Data Knowl. Centered Syst.
Richard Bache, Leif Azzopardi
2010 A* conf
Improving sentence retrieval with an importance prior.
SIGIR
Leif Azzopardi, Ronald T. Fernández, David E. Losada
2010 — conf
Interaction-based information filtering for children.
IIiX
Richard Glassey, Desmond Elliott, Tamara Polajnar, Leif Azzopardi
2010 A* conf
On the relationship between effectiveness and accessibility.
SIGIR
Leif Azzopardi, Richard Bache
2010 A conf
Query Performance Prediction: Evaluation Contrasted with Effectiveness.
ECIR
Claudia Hauff, Leif Azzopardi, Djoerd Hiemstra, Franciska de Jong
2010 A* conf
Query quality: user ratings and system predictions.
SIGIR
Claudia Hauff, Franciska de Jong, Diane Kelly, Leif Azzopardi
2010 J jnl
Report on the SIGIR 2010 workshop on the simulation of interaction.
SIGIR Forum
Leif Azzopardi, Kalervo Järvelin, Jaap Kamps, Mark D. Smucker
2010 A* conf
Search system requirements of patent analysts.
SIGIR
Leif Azzopardi, Wim Vanderbauwhede, Hideo Joho
2010 A conf
Using the Quantum Probability Ranking Principle to Rank Interdependent Documents.
ECIR
Guido Zuccon, Leif Azzopardi
2009 J jnl
A language modeling framework for expert finding.
Inf. Process. Manag.
Krisztian Balog, Leif Azzopardi, Maarten de Rijke
2009 Misc ed.
Advances in Information Retrieval Theory, Second International Conference on the Theory of Information Retrieval, ICTIR 2009, Cambridge, UK, September 10-12, 2009, Proceedings
ICTIR
Leif Azzopardi, Gabriella Kazai, Stephen E. Robertson, Stefan M. Rüger, Milad Shokouhi, Dawei Song, Emine Yilmaz
2009 — conf
Automatically Generating Queries for Prior Art Search.
CLEF (1)
Erik Graf, Leif Azzopardi, Keith van Rijsbergen
2009 — conf
Automatically Generating Queries for Prior Art Search.
CLEF (Working Notes)
Erik Graf, Leif Azzopardi, Keith van Rijsbergen
2009 A* conf
Developing energy efficient filtering systems.
SIGIR
Leif Azzopardi, Wim Vanderbauwhede, Mahmoud Moadeli
2009 A* conf
Effective query expansion for federated search.
SIGIR
Milad Shokouhi, Leif Azzopardi, Paul Thomas
2009 — conf
Eraser Lattices and Semantic Contents.
QI
Alvaro Francisco Huertas-Rosero, Leif Azzopardi, C. J. van Rijsbergen
2009 — conf
Evaluating Personal Information Management Behaviour using Markov Models.
Wissensmanagement
David Elsweiler, Stefan Mandl, Leif Azzopardi
2009 B conf
FPGA-accelerated Information Retrieval: High-efficiency document filtering.
FPL
Wim Vanderbauwhede, Leif Azzopardi, Mahmoud Moadeli
2009 A* conf
Query side evaluation: an empirical analysis of effectiveness and effort.
SIGIR
Leif Azzopardi
2009 A conf
Relying on topic subsets for system ranking estimation.
CIKM
Claudia Hauff, Djoerd Hiemstra, Franciska de Jong, Leif Azzopardi
2009 A* conf
Revisiting logical imaging for information retrieval.
SIGIR
Guido Zuccon, Leif Azzopardi, C. J. van Rijsbergen
2009 A* conf
Search engine predilection towards news media providers.
SIGIR
Leif Azzopardi, Ciaran Owens
2009 — conf
Semantic Spaces: Measuring the Distance between Different Subspaces.
QI
Guido Zuccon, Leif Azzopardi, C. J. van Rijsbergen
2009 A conf
The Combination and Evaluation of Query Performance Prediction Methods.
ECIR
Claudia Hauff, Leif Azzopardi, Djoerd Hiemstra
2009 Misc conf
The Quantum Probability Ranking Principle for Information Retrieval.
ICTIR
Guido Zuccon, Leif Azzopardi, Keith van Rijsbergen
2009 A conf
Usage based effectiveness measures: monitoring application performance in information retrieval.
CIKM
Leif Azzopardi
2009 A* conf
When is query performance prediction effective?
SIGIR
Claudia Hauff, Leif Azzopardi
2008 — conf
A Formalization of Logical Imaging for Information Retrieval Using Quantum Theory.
DEXA Workshops
Guido Zuccon, Leif Azzopardi, C. J. van Rijsbergen
2008 — conf
A Methodology for Building a Patent Test Collection for Prior Art Search.
EVIA@NTCIR
Erik Graf, Leif Azzopardi
2008 A conf
Accessibility in Information Retrieval.
ECIR
Leif Azzopardi, Vishwa Vinay
2008 J jnl
An analysis on document length retrieval trends in language modeling smoothing.
Inf. Retr.
David E. Losada, Leif Azzopardi
2008 J jnl
Assessing multivariate Bernoulli models for information retrieval.
ACM Trans. Inf. Syst.
David E. Losada, Leif Azzopardi
2008 J jnl
Characterising through Erasing: A Theoretical Framework for Representing Documents Inspired by Quantum Theory
CoRR
Alvaro Francisco Huertas-Rosero, Leif Azzopardi, C. J. van Rijsbergen
2008 J jnl
Contextual factors affecting the utility of surrogates within exploratory search.
Inf. Process. Manag.
Ian Ruthven, Mark Baillie, Leif Azzopardi, Ralf Bierig, Emma Nicol, Simon O. Sweeney, Murat Yaciki
2008 J jnl
Evaluating epistemic uncertainty under incomplete assessments.
Inf. Process. Manag.
Mark Baillie, Leif Azzopardi, Ian Ruthven
2008 — conf
Resolving Person Names in Web People Search.
Weaving Services and People on the World Wide Web
Krisztian Balog, Leif Azzopardi, Maarten de Rijke
2008 A conf
Retrievability: an evaluation measure for higher order information access tasks.
CIKM
Leif Azzopardi, Vishwa Vinay
2008 A conf
Revisiting the relationship between document length and relevance.
CIKM
David E. Losada, Leif Azzopardi, Mark Baillie
2007 A conf
A Retrieval Evaluation Methodology for Incomplete Relevance Assessments.
ECIR
Mark Baillie, Leif Azzopardi, Ian Ruthven
2007 A* conf
Broad expertise retrieval in sparse data environments.
SIGIR
Krisztian Balog, Toine Bogers, Leif Azzopardi, Maarten de Rijke, Antal van den Bosch
2007 A* conf
Building simulated queries for known-item topics: an analysis using six european languages.
SIGIR
Leif Azzopardi, Maarten de Rijke, Krisztian Balog
2007 A* conf
Intra-assessor consistency in question answering.
SIGIR
Ian Ruthven, Leif Azzopardi, Mark Baillie, Ralf Bierig, Emma Nicol, Simon O. Sweeney, Murat Yakici
2007 — conf
Persuasive, Authorative and Topical Answers for Complex Question Answering.
TREC
Leif Azzopardi, Mark Baillie, Ian Ruthven
2007 — conf
UVA: Language Modeling Techniques for Web People Search.
SemEval@ACL
Krisztian Balog, Leif Azzopardi, Maarten de Rijke
2007 A* conf
Updating collection representations for federated search.
SIGIR
Milad Shokouhi, Mark Baillie, Leif Azzopardi
2006 C conf
Adaptive Query-Based Sampling of Distributed Collections.
SPIRE
Mark Baillie, Leif Azzopardi, Fabio Crestani
2006 A* conf
Adaptive query-based sampling for distributed IR.
SIGIR
Leif Azzopardi, Mark Baillie, Fabio Crestani
2006 — conf
An Application Framework for Distributed Information Retrieval.
ICADL
Fabio Simeoni, Leif Azzopardi, Fabio Crestani
2006 A conf
An Efficient Computation of the Multiple-Bernoulli Language Model.
ECIR
Leif Azzopardi, David E. Losada
2006 Misc conf
An evaluation of resource description quality measures.
SAC
Mark Baillie, Leif Azzopardi, Fabio Crestani
2006 A* conf
Automatic construction of known-item finding test beds.
SIGIR
Leif Azzopardi, Maarten de Rijke
2006 — conf
Contextual Information and Assessor Characteristics in Complex Question Answering.
TREC
Cindy Azzopardi, Leif Azzopardi, Mark Baillie, Ralf Bierig, Emma Nicol, Ian Ruthven, Scott Sweeney
2006 A* conf
Formal models for expert finding in enterprise corpora.
SIGIR
Krisztian Balog, Leif Azzopardi, Maarten de Rijke
2006 J jnl
Incorporating context within the language modeling approach for
SIGIR Forum
Leif Azzopardi
2006 — conf
Overview of WebCLEF 2006.
CLEF
Krisztian Balog, Leif Azzopardi, Jaap Kamps, Maarten de Rijke
2006 — conf
Overview of WebCLEF 2006.
CLEF (Working Notes)
Krisztian Balog, Leif Azzopardi, Jaap Kamps, Maarten de Rijke
2006 — conf
Towards better measures: evaluation of estimated resource description quality for distributed IR.
Infoscale
Mark Baillie, Leif Azzopardi, Fabio Crestani
2005 A conf
Age Dependent Document Priors in Link Structure Analysis.
ECIR
Claudia Hauff, Leif Azzopardi
2005 — conf
Combining Thesauri-Based Methods for Biomedical Retrieval.
TREC
Edgar Meij, Leonie IJzereef, Leif Azzopardi, Jaap Kamps, Maarten de Rijke
2005 — conf
Evaluating User Studies in Information Access.
CoLIS
Alex Bailey, Ian Ruthven, Leif Azzopardi
2005 — conf
Language Modeling Approaches for Enterprise Tasks.
TREC
Leif Azzopardi, Krisztian Balog, Maarten de Rijke
2005 A* conf
Probabilistic hyperspace analogue to language.
SIGIR
Leif Azzopardi, Mark A. Girolami, Malcolm K. Crowe
2004 B conf
Topic based language models for ad hoc information retrieval.
IJCNN
Leif Azzopardi, Mark Girolami, C. J. van Rijsbergen
2004 A* conf
User biased document language modelling.
SIGIR
Leif Azzopardi, Mark A. Girolami, Cornelis Joost van Rijsbergen
2003 A* conf
Investigating the relationship between language model perplexity and IR precision-recall measures.
SIGIR
Leif Azzopardi, Mark A. Girolami, Keith van Rijsbergen