| 2026 | CHIIR | Tip-of-the-Tongue Search in the Wild: Analyzing Human and LLM Performance and Success Factors on Complex Search Requests. | Toine Bogers, Maria Gde, Mark M. Hall, Marijn Koolen, Vivien Petras, Mette Skov |
| 2025 | CHIIR | Exploring the Zero-Shot Known-Item Retrieval Capabilities of LLMs for Casual Leisure Information Needs. | Toine Bogers, Maria Gde, Mark M. Hall, Marijn Koolen, Vivien Petras, Mette Skov |
| 2025 | LDK | A Corpus of Early Modern Decision-Making - the Resolutions of the States General of the Dutch Republic. | Marijn Koolen, Rik Hoekstra |
| 2024 | CHIIR | The Impact of CHIIR Publications: A Study of Eight Years of CHIIR. | Maria Gde, Toine Bogers, Mark Michael Hall, Marijn Koolen, Vivien Petras, Birger Larsen |
| 2023 | CHIIR | How we Work, Share, and Re-use at CHIIR. | Toine Bogers, Maria Gde, Mark Michael Hall, Marijn Koolen, Vivien Petras, Birger Larsen |
| 2023 | CHIIR | Collaboration Patterns and Impact of Sharing at CHIIR. | Toine Bogers, Birger Larsen, Marijn Koolen, Maria Gde, Mark M. Hall, Vivien Petras |
| 2022 | CHIIR | Third Workshop on Building towards Information Interaction and Retrieval Resources Re-use (BIIRRR 2022). | Toine Bogers, Maria Gde, Mark Michael Hall, Marijn Koolen, Vivien Petras, Paul Thomas |
| 2021 | CHIIR | A Manifesto on Resource Re-Use in Interactive Information Retrieval. | Maria Gde, Marijn Koolen, Mark M. Hall, Toine Bogers, Vivien Petras |
| 2020 | CHIIR | A Workflow Analysis Perspective to Scholarly Research Tasks. | Marijn Koolen, Sanna Kumpulainen, Liliana M. Melgar Estrada |
| 2020 | RecSys | ComplexRec 2020: Workshop on Recommendation in Complex Environments. | Toine Bogers, Marijn Koolen, Casper Petersen, Bamshad Mobasher, Alexander Tuzhilin |
| 2019 | CHIIR | Workshop on Barriers to Interactive IR Resources Re-use (BIIRRR 2019). | Toine Bogers, Samuel Dodson, Luanne Freund, Maria Gde, Mark M. Hall, Marijn Koolen, Vivien Petras, Nils Pharo, Mette Skov |
| 2019 | CHIIR | Overview of the CHIIR 2019 Workshop on Barriers to Interactive IR Resources Re-use. | Toine Bogers, Samuel Dodson, Luanne Freund, Maria Gde, Mark M. Hall, Marijn Koolen, Vivien Petras, Nils Pharo, Mette Skov |
| 2019 | CHIIR | The CLARIAH Media Suite: a Hybrid Approach to System Design in the Humanities. | Liliana M. Melgar Estrada, Marijn Koolen, Kaspar Beelen, Hugo C. Huurdeman, Mari Wigham, Carlos Martinez-Ortiz, Jaap Blom, Roeland Ordelman |
| 2019 | CHIIR | Experiences with the 2013-2016 CLEF Interactive Information Retrieval Tracks. | Vivien Petras, Marijn Koolen, Maria Gde, Toine Bogers |
| 2019 | RecSys | Third workshop on recommendation in complex scenarios (ComplexRec 2019). | Marijn Koolen, Toine Bogers, Bamshad Mobasher, Alexander Tuzhilin |
| 2019 | RecSys | Overview of the Workshop on Recommendation in Complex Scenarios 2019 (ComplexRec 2019). | Marijn Koolen, Toine Bogers, Bamshad Mobasher, Alexander Tuzhilin |
| 2018 | CHIIR | Workshop on Barriers to Interactive IR Resources Re-use. | Toine Bogers, Maria Gde, Luanne Freund, Mark M. Hall, Marijn Koolen, Vivien Petras, Mette Skov |
| 2018 | RecSys | "I'm looking for something like ...": Combining Narratives and Example Items for Narrative-driven Book Recommendation. | Toine Bogers, Marijn Koolen |
| 2018 | RecSys | 2nd workshop on recommendation in complex scenarios (complexrec 2018). | Toine Bogers, Marijn Koolen, Bamshad Mobasher, Alan Said, Casper Petersen |
| 2017 | CHIIR | Second Workshop on Supporting Complex Search Tasks. | Nicholas J. Belkin, Toine Bogers, Jaap Kamps, Diane Kelly, Marijn Koolen, Emine Yilmaz |
| 2017 | CHIIR | Current Research in Supporting Complex Search Tasks. | Marijn Koolen, Jaap Kamps, Toine Bogers, Nicholas J. Belkin, Diane Kelly, Emine Yilmaz |
| 2017 | CHIIR | A Process Model of Scholarly Media Annotation. | Liliana Melgar, Marijn Koolen, Hugo C. Huurdeman, Jaap Blom |
| 2017 | RecSys | Defining and Supporting Narrative-driven Recommendation. | Toine Bogers, Marijn Koolen |
| 2017 | RecSys | Workshop on Recommendation in Complex Scenarios: (ComplexRec 2017). | Toine Bogers, Marijn Koolen, Bamshad Mobasher, Alan Said, Alexander Tuzhilin |
| 2017 | RecSys | Workshop on Recommendation in Complex Scenarios (ComplexRec 2017). | Toine Bogers, Marijn Koolen, Bamshad Mobasher, Alan Said, Alexander Tuzhilin |
| 2016 | ECIR | Bibliometrics in Online Book Discussions: Lessons for Complex Search Tasks. | Marijn Koolen |
| 2016 | RecSys | Third Workshop on New Trends in Content-based Recommender Systems (CBRecSys 2016). | Toine Bogers, Marijn Koolen, Cataldo Musto, Pasquale Lops, Giovanni Semeraro |
| 2015 | ECIR | Supporting Complex Search Tasks - ECIR 2015 Workshop. | Maria Gde, Mark M. Hall, Hugo C. Huurdeman, Jaap Kamps, Marijn Koolen, Mette Skov, Elaine Toms, David Walsh |
| 2015 | ECIR | First Workshop on Supporting Complex Search Tasks. | Maria Gde, Mark Michael Hall, Hugo C. Huurdeman, Jaap Kamps, Marijn Koolen, Mette Skov, Elaine Toms, David Walsh |
| 2015 | ECIR | Looking for Books in Social Media: An Analysis of Complex Search Requests. | Marijn Koolen, Toine Bogers, Antal van den Bosch, Jaap Kamps |
| 2015 | RecSys | Second Workshop on New Trends in Content-based Recommender Systems (CBRecSys 2015). | Toine Bogers, Marijn Koolen |
| 2014 | ECIR | "User Reviews in the Search Index? That'll Never Work!". | Marijn Koolen |
| 2014 | RecSys | Workshop on new trends in content-based recommender systems: (CBRecSys 2014). | Toine Bogers, Marijn Koolen, Ivn Cantador |
| 2012 | CIKM | Social book search: comparing topical relevance judgements and book suggestions for evaluation. | Marijn Koolen, Jaap Kamps, Gabriella Kazai |
| 2011 | ECIR | Are Semantically Related Links More Effective for Retrieval? | Marijn Koolen, Jaap Kamps |
| 2011 | SIGIR | Crowdsourcing for book search evaluation: impact of hit design on comparative system ranking. | Gabriella Kazai, Jaap Kamps, Marijn Koolen, Natasa Milic-Frayling |
| 2010 | SIGIR | The importance of anchor text for ad hoc search revisited. | Marijn Koolen, Jaap Kamps |
| 2010 | SIGIR | The impact of collection size on relevance and diversity. | Marijn Koolen, Jaap Kamps |
| 2009 | ICTIR | What's in a Link? From Document Importance to Topical Relevance. | Marijn Koolen, Jaap Kamps |
| 2009 | SIGIR | Using wikipedia categories for ad hoc search. | Rianne Kaptein, Marijn Koolen, Jaap Kamps |
| 2009 | WSDM | Is Wikipedia link structure different? | Jaap Kamps, Marijn Koolen |
| 2009 | WSDM | Comparative analysis of clicks and judgments for IR evaluation. | Jaap Kamps, Marijn Koolen, Andrew Trotman |
| 2009 | WSDM | Wikipedia pages as entry points for book search. | Marijn Koolen, Gabriella Kazai, Nick Craswell |
| 2008 | ECIR | The Importance of Link Evidence in Wikipedia. | Jaap Kamps, Marijn Koolen |
| 2008 | SIGIR | Locating relevant text within XML documents. | Jaap Kamps, Marijn Koolen, Mounia Lalmas |
| 2007 | SIGIR | Where to start reading a textual XML document? | Jaap Kamps, Marijn Koolen, Mounia Lalmas |
| 2006 | ECIR | A Cross-Language Approach to Historic Document Retrieval. | Marijn Koolen, Frans Adriaans, Jaap Kamps, Maarten de Rijke |