Maik Fröbe

2026

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The Third International Workshop on Open Web Search (WOWS).
Laura Caspari|Maik Fröbe|Sebastian Heineking|Michael Granitzer|Gijs Hendriksen|Djoerd Hiemstra|Martin Potthast|Arjen P. de Vries|Saber Zerhoudi
Advances in Information Retrieval - 48th European Conference on Information Retrieval, ECIR 2026, Delft, The Netherlands, March 29 - April 2, 2026, Proceedings, Part III
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Overview of PAN 2026: Voight-Kampff Generative AI Detection, Text Watermarking, Multi-author Writing Style Analysis, Generative Plagiarism Detection, and Reasoning Trajectory Detection.
Janek Bevendorff|Maik Fröbe|André Greiner-Petter|Andreas Jakoby|Maximilian Mayerl|Preslav Nakov|Henry Plutz|Martin Potthast|Benno Stein|Minh Ngoc Ta|Yuxia Wang|Eva Zangerle
Advances in Information Retrieval - 48th European Conference on Information Retrieval, ECIR 2026, Delft, The Netherlands, March 29 - April 2, 2026, Proceedings, Part IV
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Evaluating Information Retrieval Models Along Time: The LongEval Lab at CLEF 2026.
Timo Breuer|Matteo Cancellieri|Alaa El-Ebshihy|Maik Fröbe|Petra Galuscáková|Lorraine Goeuriot|Gabriel Iturra-Bocaz|Jüri Keller|Petr Knoth|Andreas Konstantin Kruff|Philippe Mulhem|Florina Piroi|David Pride|Philipp Schaer|Didier Schwab
Advances in Information Retrieval - 48th European Conference on Information Retrieval, ECIR 2026, Delft, The Netherlands, March 29 - April 2, 2026, Proceedings, Part IV
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Evaluating the Efficiency and Effectiveness of Learned Sparse Retrieval with the lsr_benchmark.
Maik Fröbe|Ferdinand Schlatt|Cosimo Rulli|Tim Hagen|Jan Heinrich Merker|Gijs Hendriksen|Carlos Lassance|Franco Maria Nardini|Rossano Venturini|Martin Potthast
Advances in Information Retrieval - 48th European Conference on Information Retrieval, ECIR 2026, Delft, The Netherlands, March 29 - April 2, 2026, Proceedings, Part IV
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Overview of Touché 2026: Argumentation Systems - Extended Abstract.
Johannes Kiesel|Marc Feger|Tim Hagen|Sebastian Heineking|Maximilian Heinrich|Maik Fröbe|Katarina Boland|Wilhelm Pertsch|Julia Romberg|Ines Zelch|Stefan Dietze|Matthias Hagen|Martin Potthast|Benno Stein
Advances in Information Retrieval - 48th European Conference on Information Retrieval, ECIR 2026, Delft, The Netherlands, March 29 - April 2, 2026, Proceedings, Part IV
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Talmud-IR: A Talmud-Inspired Interface for Discussing RAG Response Quality.
Wojciech Kusa|Niklas Deckers|Maik Fröbe|Laura Dietz|Birte Platow|Mark Sanderson
Advances in Information Retrieval - 48th European Conference on Information Retrieval, ECIR 2026, Delft, The Netherlands, March 29 - April 2, 2026, Proceedings, Part IV

2025

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User Simulation in Practice: Lessons Learned from Three Shared Tasks.
Marcel Gohsen|Zahra Abbasiantaeb|Mohammad Aliannejadi|Krisztian Balog|Timo Breuer|Jeffrey Dalton|Maik Fröbe|Christin Katharina Kreutz|Andreas Kruff|Simon Lupart|Nailia Mirzakhmedova|Harrisen Scells|Philipp Schaer|Benno Stein|Johannes Kiesel
SIGIR Forum 2025 Volume 59 Issue 2
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Overview of PAN 2025: Voight-Kampff Generative AI Detection, Multilingual Text Detoxification, Multi-author Writing Style Analysis, and Generative Plagiarism Detection.
Janek Bevendorff|Daryna Dementieva|Maik Fröbe|Bela Gipp|André Greiner-Petter|Jussi Karlgren|Maximilian Mayerl|Preslav Nakov|Alexander Panchenko|Martin Potthast|Artem Shelmanov|Efstathios Stamatatos|Benno Stein|Yuxia Wang|Matti Wiegmann|Eva Zangerle
Experimental IR Meets Multilinguality, Multimodality, and Interaction - 16th International Conference of the CLEF Association, CLEF 2025, Madrid, Spain, September 9-12, 2025, Proceedings
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LongEval at CLEF 2025: Longitudinal Evaluation of IR Systems on Web and Scientific Data.
Matteo Cancellieri|Alaa El-Ebshihy|Tobias Fink|Maik Fröbe|Petra Galuscáková|Gabriela González Sáez|Lorraine Goeuriot|David Iommi|Jüri Keller|Petr Knoth|Philippe Mulhem|Florina Piroi|David Pride|Philipp Schaer
Experimental IR Meets Multilinguality, Multimodality, and Interaction - 16th International Conference of the CLEF Association, CLEF 2025, Madrid, Spain, September 9-12, 2025, Proceedings
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Simplified Longitudinal Retrieval Experiments: A Case Study on Query Expansion and Document Boosting.
Jüri Keller|Maik Fröbe|Gijs Hendriksen|Daria Alexander|Martin Potthast|Philipp Schaer
Experimental IR Meets Multilinguality, Multimodality, and Interaction - 16th International Conference of the CLEF Association, CLEF 2025, Madrid, Spain, September 9-12, 2025, Proceedings
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Overview of Touché 2025: Argumentation Systems.
Johannes Kiesel|Çagri Çöltekin|Marcel Gohsen|Sebastian Heineking|Maximilian Heinrich|Maik Fröbe|Tim Hagen|Mohammad Aliannejadi|Sharat Anand|Tomaz Erjavec|Matthias Hagen|Matyás Kopp|Nikola Ljubesic|Katja Meden|Nailia Mirzakhmedova|Vaidas Morkevicius|Harrisen Scells|Moritz Wolter|Ines Zelch|Martin Potthast|Benno Stein
Experimental IR Meets Multilinguality, Multimodality, and Interaction - 16th International Conference of the CLEF Association, CLEF 2025, Madrid, Spain, September 9-12, 2025, Proceedings
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Team OpenWebSearch at LongEval: Using Historical Data for Scientific Search.
Daria Alexander|Maik Fröbe|Gijs Hendriksen|Matthias Hagen|Djoerd Hiemstra|Martin Potthast|Arjen P. de Vries
Working Notes of the Conference and Labs of the Evaluation Forum, CLEF 2025, Madrid, Spain, 9-12 September 2025.
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Overview of the "Voight-Kampff" Generative AI Authorship Verification Task at PAN and ELOQUENT 2025.
Janek Bevendorff|Yuxia Wang|Jussi Karlgren|Matti Wiegmann|Maik Fröbe|Akim Tsivgun|Jinyan Su|Zhuohan Xie|Mervat Abassy|Jonibek Mansurov|Rui Xing|Minh Ngoc Ta|Kareem Ashraf Elozeiri|Tianle Gu|Raj Vardhan Tomar|Jiahui Geng|Ekaterina Artemova|Artem Shelmanov|Nizar Habash|Efstathios Stamatatos|Iryna Gurevych|Preslav Nakov|Martin Potthast|Benno Stein
Working Notes of the Conference and Labs of the Evaluation Forum, CLEF 2025, Madrid, Spain, 9-12 September 2025.
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Extended Abstract of LongEval at CLEF 2025: Longitudinal Evaluation of IR Systems on Web and Scientific Data.
Matteo Cancellieri|Alaa El-Ebshihy|Tobias Fink|Maik Fröbe|Petra Galuscáková|Gabriela González Sáez|Lorraine Goeuriot|David Iommi|Jüri Keller|Petr Knoth|Philippe Mulhem|Florina Piroi|David Pride|Philipp Schaer
Working Notes of the Conference and Labs of the Evaluation Forum, CLEF 2025, Madrid, Spain, 9-12 September 2025.
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Overview of the Plagiarism Detection Task at PAN 2025.
André Greiner-Petter|Maik Fröbe|Jan Philip Wahle|Terry Ruas|Bela Gipp|Akiko Aizawa|Martin Potthast
Working Notes of the Conference and Labs of the Evaluation Forum, CLEF 2025, Madrid, Spain, 9-12 September 2025.
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Overview of Touché 2025: Argumentation Systems.
Johannes Kiesel|Çagri Çöltekin|Marcel Gohsen|Sebastian Heineking|Maximilian Heinrich|Maik Fröbe|Tim Hagen|Mohammad Aliannejadi|Sharat Anand|Tomaz Erjavec|Matthias Hagen|Matyás Kopp|Nikola Ljubesic|Katja Meden|Nailia Mirzakhmedova|Vaidas Morkevicius|Harrisen Scells|Moritz Wolter|Ines Zelch|Martin Potthast|Benno Stein
Working Notes of the Conference and Labs of the Evaluation Forum, CLEF 2025, Madrid, Spain, 9-12 September 2025.
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Corpus Subsampling: Estimating the Effectiveness of Neural Retrieval Models on Large Corpora.
Maik Fröbe|Andrew Parry|Harrisen Scells|Shuai Wang|Shengyao Zhuang|Guido Zuccon|Martin Potthast|Matthias Hagen
Advances in Information Retrieval - 47th European Conference on Information Retrieval, ECIR 2025, Lucca, Italy, April 6-10, 2025, Proceedings, Part I
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Set-Encoder: Permutation-Invariant Inter-passage Attention for Listwise Passage Re-ranking with Cross-Encoders.
Ferdinand Schlatt|Maik Fröbe|Harrisen Scells|Shengyao Zhuang|Bevan Koopman|Guido Zuccon|Benno Stein|Martin Potthast|Matthias Hagen
Advances in Information Retrieval - 47th European Conference on Information Retrieval, ECIR 2025, Lucca, Italy, April 6-10, 2025, Proceedings, Part II
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Counterfactual Query Rewriting to Use Historical Relevance Feedback.
Jüri Keller|Maik Fröbe|Gijs Hendriksen|Daria Alexander|Martin Potthast|Matthias Hagen|Philipp Schaer
Advances in Information Retrieval - 47th European Conference on Information Retrieval, ECIR 2025, Lucca, Italy, April 6-10, 2025, Proceedings, Part III
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Rank-DistiLLM: Closing the Effectiveness Gap Between Cross-Encoders and LLMs for Passage Re-ranking.
Ferdinand Schlatt|Maik Fröbe|Harrisen Scells|Shengyao Zhuang|Bevan Koopman|Guido Zuccon|Benno Stein|Martin Potthast|Matthias Hagen
Advances in Information Retrieval - 47th European Conference on Information Retrieval, ECIR 2025, Lucca, Italy, April 6-10, 2025, Proceedings, Part III
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How Child-Friendly is Web Search? An Evaluation of Relevance vs. Harm.
Maik Fröbe|Sophie Charlotte Bartholly|Matthias Hagen
Advances in Information Retrieval - 47th European Conference on Information Retrieval, ECIR 2025, Lucca, Italy, April 6-10, 2025, Proceedings, Part IV
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Overview of PAN 2025: Generative AI Detection, Multilingual Text Detoxification, Multi-author Writing Style Analysis, and Generative Plagiarism Detection - Extended Abstract.
Janek Bevendorff|Daryna Dementieva|Maik Fröbe|Bela Gipp|André Greiner-Petter|Jussi Karlgren|Maximilian Mayerl|Preslav Nakov|Alexander Panchenko|Martin Potthast|Artem Shelmanov|Efstathios Stamatatos|Benno Stein|Yuxia Wang|Matti Wiegmann|Eva Zangerle
Advances in Information Retrieval - 47th European Conference on Information Retrieval, ECIR 2025, Lucca, Italy, April 6-10, 2025, Proceedings, Part V
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The Second International Workshop on Open Web Search (WOWS).
Sheikh Mastura Farzana|Maik Fröbe|Michael Granitzer|Gijs Hendriksen|Djoerd Hiemstra|Martin Potthast|Arjen P. de Vries|Saber Zerhoudi
Advances in Information Retrieval - 47th European Conference on Information Retrieval, ECIR 2025, Lucca, Italy, April 6-10, 2025, Proceedings, Part V
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Overview of Touché 2025: Argumentation Systems - Extended Abstract.
Johannes Kiesel|Çagri Çöltekin|Marcel Gohsen|Sebastian Heineking|Maximilian Heinrich|Maik Fröbe|Tim Hagen|Mohammad Aliannejadi|Tomaz Erjavec|Matthias Hagen|Matyás Kopp|Nikola Ljubesic|Katja Meden|Nailia Mirzakhmedova|Vaidas Morkevicius|Harrisen Scells|Ines Zelch|Martin Potthast|Benno Stein
Advances in Information Retrieval - 47th European Conference on Information Retrieval, ECIR 2025, Lucca, Italy, April 6-10, 2025, Proceedings, Part V
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Web-Scale Retrieval Experimentation with chatnoir-pyterrier.
Jan Heinrich Merker|Janek Bevendorff|Maik Fröbe|Tim Hagen|Harrisen Scells|Matti Wiegmann|Benno Stein|Matthias Hagen|Martin Potthast
Advances in Information Retrieval - 47th European Conference on Information Retrieval, ECIR 2025, Lucca, Italy, April 6-10, 2025, Proceedings, Part V
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Axioms for Retrieval-Augmented Generation.
Jan Heinrich Merker|Maik Fröbe|Benno Stein|Martin Potthast|Matthias Hagen
Proceedings of the 2025 International ACM SIGIR Conference on Innovative Concepts and Theories in Information Retrieval, ICTIR 2025, Padua, Italy, 18 July 2025
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ReNeuIR at SIGIR 2025: The Fourth Workshop on Reaching Efficiency in Neural Information Retrieval.
Maik Fröbe|Anagha Kulkarni|Sebastian Bruch|Maik Fröbe|Tim Hagen|Jamie Callan|Anagha Kulkarni|Tim Hagen|Jamie Callan|Franco Maria Nardini|Martin Potthast
Proceedings of the 48th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2025, Padua, Italy, July 13-18, 2025
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Large Language Model Relevance Assessors Agree With One Another More Than With Human Assessors.
Maik Fröbe|Andrew Parry|Ferdinand Schlatt|Sean MacAvaney|Benno Stein|Martin Potthast|Matthias Hagen
Proceedings of the 48th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2025, Padua, Italy, July 13-18, 2025
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The Viability of Crowdsourcing for RAG Evaluation.
Lukas Gienapp|Tim Hagen|Maik Fröbe|Matthias Hagen|Benno Stein|Martin Potthast|Harrisen Scells
Proceedings of the 48th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2025, Padua, Italy, July 13-18, 2025
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TIREx Tracker: The Information Retrieval Experiment Tracker.
Tim Hagen|Maik Fröbe|Jan Heinrich Merker|Harrisen Scells|Matthias Hagen|Martin Potthast
Proceedings of the 48th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2025, Padua, Italy, July 13-18, 2025
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Variations in Relevance Judgments and the Shelf Life of Test Collections.
Andrew Parry|Maik Fröbe|Harrisen Scells|Ferdinand Schlatt|Guglielmo Faggioli|Saber Zerhoudi|Sean MacAvaney|Eugene Yang
Proceedings of the 48th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2025, Padua, Italy, July 13-18, 2025
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Lightning IR: Straightforward Fine-tuning and Inference of Transformer-based Language Models for Information Retrieval.
Ferdinand Schlatt|Maik Fröbe|Matthias Hagen
Proceedings of the Eighteenth ACM International Conference on Web Search and Data Mining, WSDM 2025, Hannover, Germany, March 10-14, 2025

2024

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Report on the 1st International Workshop on Open Web Search (WOWS 2024) at ECIR 2024.
Sheikh Mastura Farzana|Maik Fröbe|Michael Granitzer|Gijs Hendriksen|Djoerd Hiemstra|Martin Potthast|Arjen P. de Vries|Saber Zerhoudi
SIGIR Forum 2024 Volume 58 Issue 1
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Report on the 8th Workshop on Search-Oriented Conversational Artificial Intelligence (SCAI 2024) at CHIIR 2024.
Alexander Frummet|Andrea Papenmeier|Maik Fröbe|Johannes Kiesel|Vaibhav Adlakha|Norbert Braunschweiler|Mateusz Dubiel|Satanu Ghosh|Marcel Gohsen|Christin Kreutz|Milad Momeni|Markus Nilles|Sachin Pathiyan Cherumanal|Abbas Pirmoradi|Paul Thomas|Johanne R. Trippas|Ines Zelch|Oleg Zendel
SIGIR Forum 2024 Volume 58 Issue 1
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Report on the Collab-a-Thon at ECIR 2024.
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
SIGIR Forum 2024 Volume 58 Issue 1
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The Eighth Workshop on Search-Oriented Conversational Artificial Intelligence (SCAI'24).
Alexander Frummet|Andrea Papenmeier|Maik Fröbe|Johannes Kiesel
Proceedings of the 2024 ACM SIGIR Conference on Human Information Interaction and Retrieval, CHIIR 2024, Sheffield, United Kingdom, March 10-14, 2024
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Overview of PAN 2024: Multi-author Writing Style Analysis, Multilingual Text Detoxification, Oppositional Thinking Analysis, and Generative AI Authorship Verification Condensed Lab Overview.
Abinew Ali Ayele|Nikolay Babakov|Janek Bevendorff|Xavier Bonet Casals|Berta Chulvi|Daryna Dementieva|Ashaf Elnagar|Dayne Freitag|Maik Fröbe|Damir Korencic|Maximilian Mayerl|Daniil Moskovskiy|Animesh Mukherjee|Alexander Panchenko|Martin Potthast|Francisco Rangel|Naquee Rizwan|Paolo Rosso|Florian Schneider|Alisa Smirnova|Efstathios Stamatatos|Elisei Stakovskii|Benno Stein|Mariona Taulé|Dmitry Ustalov|Xintong Wang|Matti Wiegmann|Seid Muhie Yimam|Eva Zangerle
Experimental IR Meets Multilinguality, Multimodality, and Interaction - 15th International Conference of the CLEF Association, CLEF 2024, Grenoble, France, September 9-12, 2024, Proceedings, Part II
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Overview of Touché 2024: Argumentation Systems.
Johannes Kiesel|Çagri Çöltekin|Maximilian Heinrich|Maik Fröbe|Milad Alshomary|Bertrand De Longueville|Tomaz Erjavec|Nicolas Handke|Matyás Kopp|Nikola Ljubesic|Katja Meden|Nailia Mirzakhmedova|Vaidas Morkevicius|Theresa Reitis-Münstermann|Mario Scharfbillig|Nicolas Stefanovitch|Henning Wachsmuth|Martin Potthast|Benno Stein
Experimental IR Meets Multilinguality, Multimodality, and Interaction - 15th International Conference of the CLEF Association, CLEF 2024, Grenoble, France, September 9-12, 2024, Proceedings, Part II
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Team OpenWebSearch at CLEF 2024: LongEval.
Daria Alexander|Maik Fröbe|Gijs Hendriksen|Ferdinand Schlatt|Matthias Hagen|Djoerd Hiemstra|Martin Potthast|Arjen P. de Vries
Working Notes of the Conference and Labs of the Evaluation Forum (CLEF 2024), Grenoble, France, 9-12 September, 2024.
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Team OpenWebSearch at CLEF 2024: QuantumCLEF.
Maik Fröbe|Daria Alexander|Gijs Hendriksen|Ferdinand Schlatt|Matthias Hagen|Martin Potthast
Working Notes of the Conference and Labs of the Evaluation Forum (CLEF 2024), Grenoble, France, 9-12 September, 2024.
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Overview of Touché 2024: Argumentation Systems.
Johannes Kiesel|Çagri Çöltekin|Maximilian Heinrich|Maik Fröbe|Milad Alshomary|Bertrand De Longueville|Tomaz Erjavec|Nicolas Handke|Matyás Kopp|Nikola Ljubesic|Katja Meden|Nailia Mirzakhmedova|Vaidas Morkevicius|Theresa Reitis-Münstermann|Mario Scharfbillig|Nicolas Stefanovitch|Henning Wachsmuth|Martin Potthast|Benno Stein
Working Notes of the Conference and Labs of the Evaluation Forum (CLEF 2024), Grenoble, France, 9-12 September, 2024.
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Investigating the Effects of Sparse Attention on Cross-Encoders.
Ferdinand Schlatt|Maik Fröbe|Matthias Hagen
Advances in Information Retrieval - 46th European Conference on Information Retrieval, ECIR 2024, Glasgow, UK, March 24-28, 2024, Proceedings, Part I
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Analyzing Adversarial Attacks on Sequence-to-Sequence Relevance Models.
Andrew Parry|Maik Fröbe|Sean MacAvaney|Martin Potthast|Matthias Hagen
Advances in Information Retrieval - 46th European Conference on Information Retrieval, ECIR 2024, Glasgow, UK, March 24-28, 2024, Proceedings, Part II
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The First International Workshop on Open Web Search (WOWS).
Sheikh Mastura Farzana|Maik Fröbe|Michael Granitzer|Gijs Hendriksen|Djoerd Hiemstra|Martin Potthast|Saber Zerhoudi
Advances in Information Retrieval - 46th European Conference on Information Retrieval, ECIR 2024, Glasgow, UK, March 24-28, 2024, Proceedings, Part V
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The Open Web Index - Crawling and Indexing the Web for Public Use.
Gijs Hendriksen|Michael Dinzinger|Sheikh Mastura Farzana|Noor Afshan Fathima|Maik Fröbe|Sebastian Schmidt|Saber Zerhoudi|Michael Granitzer|Matthias Hagen|Djoerd Hiemstra|Martin Potthast|Benno Stein
Advances in Information Retrieval - 46th European Conference on Information Retrieval, ECIR 2024, Glasgow, UK, March 24-28, 2024, Proceedings, Part V
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Overview of Touché 2024: Argumentation Systems.
Johannes Kiesel|Çagri Çöltekin|Maximilian Heinrich|Maik Fröbe|Milad Alshomary|Bertrand De Longueville|Tomaz Erjavec|Nicolas Handke|Matyás Kopp|Nikola Ljubesic|Katja Meden|Nailia Mirzakhmedova|Vaidas Morkevicius|Theresa Reitis-Münstermann|Mario Scharfbillig|Nicolas Stefanovitch|Henning Wachsmuth|Martin Potthast|Benno Stein
Advances in Information Retrieval - 46th European Conference on Information Retrieval, ECIR 2024, Glasgow, UK, March 24-28, 2024, Proceedings, Part V
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Overview of PAN 2024: Multi-author Writing Style Analysis, Multilingual Text Detoxification, Oppositional Thinking Analysis, and Generative AI Authorship Verification - Extended Abstract.
Janek Bevendorff|Xavier Bonet Casals|Berta Chulvi|Daryna Dementieva|Ashraf Elnagar|Dayne Freitag|Maik Fröbe|Damir Korencic|Maximilian Mayerl|Animesh Mukherjee|Alexander Panchenko|Martin Potthast|Francisco Rangel|Paolo Rosso|Alisa Smirnova|Efstathios Stamatatos|Benno Stein|Mariona Taulé|Dmitry Ustalov|Matti Wiegmann|Eva Zangerle
Advances in Information Retrieval - 46th European Conference on Information Retrieval, ECIR 2024, Glasgow, UK, March 24-28, 2024, Proceedings, Part VI
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ReNeuIR at SIGIR 2024: The Third Workshop on Reaching Efficiency in Neural Information Retrieval.
Maik Fröbe|Joel Mackenzie|Bhaskar Mitra|Franco Maria Nardini|Martin Potthast
Proceedings of the 47th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2024, Washington DC, USA, July 14-18, 2024
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Resources for Combining Teaching and Research in Information Retrieval Coursework.
Maik Fröbe|Harrisen Scells|Theresa Elstner|Christopher Akiki|Lukas Gienapp|Jan Heinrich Reimer|Sean MacAvaney|Benno Stein|Matthias Hagen|Martin Potthast
Proceedings of the 47th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2024, Washington DC, USA, July 14-18, 2024
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Evaluating Generative Ad Hoc Information Retrieval.
Lukas Gienapp|Harrisen Scells|Niklas Deckers|Janek Bevendorff|Shuai Wang|Johannes Kiesel|Shahbaz Syed|Maik Fröbe|Guido Zuccon|Benno Stein|Matthias Hagen|Martin Potthast
Proceedings of the 47th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2024, Washington DC, USA, July 14-18, 2024
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Systematic Evaluation of Neural Retrieval Models on the Touché 2020 Argument Retrieval Subset of BEIR.
Nandan Thakur|Luiz Bonifacio|Maik Fröbe|Alexander Bondarenko|Ehsan Kamalloo|Martin Potthast|Matthias Hagen|Jimmy Lin
Proceedings of the 47th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2024, Washington DC, USA, July 14-18, 2024
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Webis at TREC 2024: Biomedical Generative Retrieval, Retrieval-Augmented Generation, and Tip-of-the-Tongue Tracks.
Maik Fröbe|Lukas Gienapp|Harrisen Scells|Eric Oliver Schmidt|Matti Wiegmann|Martin Potthast|Matthias Hagen
Proceedings of the Thirty-Third Text REtrieval Conference, TREC 2024, Gaithersburg, MD, USA, November 18-22, 2024

2023

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Report on the Dagstuhl Seminar on Frontiers of Information Access Experimentation for Research and Education.
Christine Bauer|Ben Carterette|Nicola Ferro|Norbert Fuhr|Joeran Beel|Timo Breuer|Charles L. A. Clarke|Anita Crescenzi|Gianluca Demartini|Giorgio Maria Di Nunzio|Laura Dietz|Guglielmo Faggioli|Bruce Ferwerda|Maik Fröbe|Matthias Hagen|Allan Hanbury|Claudia Hauff|Dietmar Jannach|Noriko Kando|Evangelos Kanoulas|Bart P. Knijnenburg|Udo Kruschwitz|Meijie Li|Maria Maistro|Lien Michiels|Andrea Papenmeier|Martin Potthast|Paolo Rosso|Alan Said|Philipp Schaer|Christin Seifert|Damiano Spina|Benno Stein|Nava Tintarev|Julián Urbano|Henning Wachsmuth|Martijn C. Willemsen|Justin Zobel
SIGIR Forum 2023 Volume 57 Issue 1
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Report on the 1st Workshop on Query Performance Prediction and Its Evaluation in New Tasks (QPP++ 2023) at ECIR 2023.
Guglielmo Faggioli|Nicola Ferro|Josiane Mothe|Fiana Raiber|Maik Fröbe
SIGIR Forum 2023 Volume 57 Issue 1
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The Infinite Index: Information Retrieval on Generative Text-To-Image Models.
Niklas Deckers|Maik Fröbe|Johannes Kiesel|Gianluca Pandolfo|Christopher Schröder|Benno Stein|Martin Potthast
Proceedings of the 2023 Conference on Human Information Interaction and Retrieval, CHIIR 2023, Austin, TX, USA, March 19-23, 2023
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Overview of PAN 2023: Authorship Verification, Multi-Author Writing Style Analysis, Profiling Cryptocurrency Influencers, and Trigger Detection - Condensed Lab Overview.
Janek Bevendorff|Ian Borrego-Obrador|Mara Chinea-Rios|Marc Franco-Salvador|Maik Fröbe|Annina Heini|Krzysztof Kredens|Maximilian Mayerl|Piotr Pezik|Martin Potthast|Francisco Rangel|Paolo Rosso|Efstathios Stamatatos|Benno Stein|Matti Wiegmann|Magdalena Wolska|Eva Zangerle
Experimental IR Meets Multilinguality, Multimodality, and Interaction - 14th International Conference of the CLEF Association, CLEF 2023, Thessaloniki, Greece, September 18-21, 2023, Proceedings
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Overview of Touché 2023: Argument and Causal Retrieval.
Alexander Bondarenko|Maik Fröbe|Johannes Kiesel|Ferdinand Schlatt|Valentin Barrière|Brian Ravenet|Léo Hemamou|Simon Luck|Jan Heinrich Reimer|Benno Stein|Martin Potthast|Matthias Hagen
Experimental IR Meets Multilinguality, Multimodality, and Interaction - 14th International Conference of the CLEF Association, CLEF 2023, Thessaloniki, Greece, September 18-21, 2023, Proceedings
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Overview of Touché 2023: Argument and Causal Retrieval.
Alexander Bondarenko|Maik Fröbe|Johannes Kiesel|Ferdinand Schlatt|Valentin Barrière|Brian Ravenet|Léo Hemamou|Simon Luck|Jan Heinrich Reimer|Benno Stein|Martin Potthast|Matthias Hagen
Working Notes of the Conference and Labs of the Evaluation Forum (CLEF 2023), Thessaloniki, Greece, September 18th to 21st, 2023.
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Open Web Search at LongEval 2023: Reciprocal Rank Fusion on Automatically Generated Query Variants.
Maik Fröbe|Gijs Hendriksen|Arjen P. de Vries|Martin Potthast
Working Notes of the Conference and Labs of the Evaluation Forum (CLEF 2023), Thessaloniki, Greece, September 18th to 21st, 2023.
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Bootstrapped nDCG Estimation in the Presence of Unjudged Documents.
Maik Fröbe|Lukas Gienapp|Martin Potthast|Matthias Hagen
Advances in Information Retrieval - 45th European Conference on Information Retrieval, ECIR 2023, Dublin, Ireland, April 2-6, 2023, Proceedings, Part I
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Overview of Touché 2023: Argument and Causal Retrieval - Extended Abstract.
Alexander Bondarenko|Maik Fröbe|Johannes Kiesel|Ferdinand Schlatt|Valentin Barrière|Brian Ravenet|Léo Hemamou|Simon Luck|Jan Heinrich Reimer|Benno Stein|Martin Potthast|Matthias Hagen
Advances in Information Retrieval - 45th European Conference on Information Retrieval, ECIR 2023, Dublin, Ireland, April 2-6, 2023, Proceedings, Part III
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Continuous Integration for Reproducible Shared Tasks with TIRA.io.
Maik Fröbe|Matti Wiegmann|Nikolay Kolyada|Bastian Grahm|Theresa Elstner|Frank Loebe|Matthias Hagen|Benno Stein|Martin Potthast
Advances in Information Retrieval - 45th European Conference on Information Retrieval, ECIR 2023, Dublin, Ireland, April 2-6, 2023, Proceedings, Part III
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On Stance Detection in Image Retrieval for Argumentation.
Miriam Louise Carnot|Lorenz Heinemann|Jan Braker|Tobias Schreieder|Johannes Kiesel|Maik Fröbe|Martin Potthast|Benno Stein
Proceedings of the 46th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2023, Taipei, Taiwan, July 23-27, 2023
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The Information Retrieval Experiment Platform.
Maik Fröbe|Jan Heinrich Reimer|Sean MacAvaney|Niklas Deckers|Simon Reich|Janek Bevendorff|Benno Stein|Matthias Hagen|Martin Potthast
Proceedings of the 46th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2023, Taipei, Taiwan, July 23-27, 2023
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The Archive Query Log: Mining Millions of Search Result Pages of Hundreds of Search Engines from 25 Years of Web Archives.
Jan Heinrich Reimer|Sebastian Schmidt|Maik Fröbe|Lukas Gienapp|Harrisen Scells|Benno Stein|Matthias Hagen|Martin Potthast
Proceedings of the 46th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2023, Taipei, Taiwan, July 23-27, 2023
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Webis at TREC 2023: Tip-of-the-Tongue track.
Maik Fröbe|Christine Brychcy|Elisa Kluge|Eric Oliver Schmidt|Matthias Hagen
The Thirty-Second Text REtrieval Conference Proceedings (TREC 2023), Gaithersburg, MD, USA, November 14-17, 2023

2022

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Overview of Touché 2022: Argument Retrieval.
Alexander Bondarenko|Maik Fröbe|Johannes Kiesel|Shahbaz Syed|Timon Gurcke|Meriem Beloucif|Alexander Panchenko|Chris Biemann|Benno Stein|Henning Wachsmuth|Martin Potthast|Matthias Hagen
Experimental IR Meets Multilinguality, Multimodality, and Interaction - 13th International Conference of the CLEF Association, CLEF 2022, Bologna, Italy, September 5-8, 2022, Proceedings
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Noise-Reduction for Automatically Transferred Relevance Judgments.
Maik Fröbe|Christopher Akiki|Martin Potthast|Matthias Hagen
Experimental IR Meets Multilinguality, Multimodality, and Interaction - 13th International Conference of the CLEF Association, CLEF 2022, Bologna, Italy, September 5-8, 2022, Proceedings
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Overview of Touché 2022: Argument Retrieval.
Alexander Bondarenko|Maik Fröbe|Johannes Kiesel|Shahbaz Syed|Timon Gurcke|Meriem Beloucif|Alexander Panchenko|Chris Biemann|Benno Stein|Henning Wachsmuth|Martin Potthast|Matthias Hagen
Proceedings of the Working Notes of CLEF 2022 - Conference and Labs of the Evaluation Forum, Bologna, Italy, September 5th - to - 8th, 2022.
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The Power of Anchor Text in the Neural Retrieval Era.
Maik Fröbe|Sebastian Günther|Maximilian Probst|Martin Potthast|Matthias Hagen
Advances in Information Retrieval - 44th European Conference on IR Research, ECIR 2022, Stavanger, Norway, April 10-14, 2022, Proceedings, Part I
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Overview of Touché 2022: Argument Retrieval - Extended Abstract.
Alexander Bondarenko|Maik Fröbe|Johannes Kiesel|Shahbaz Syed|Timon Gurcke|Meriem Beloucif|Alexander Panchenko|Chris Biemann|Benno Stein|Henning Wachsmuth|Martin Potthast|Matthias Hagen
Advances in Information Retrieval - 44th European Conference on IR Research, ECIR 2022, Stavanger, Norway, April 10-14, 2022, Proceedings, Part II
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City of Disguise: A Query Obfuscation Game on the ClueWeb.
Maik Fröbe|Nicola Lea Libera|Matthias Hagen
Advances in Information Retrieval - 44th European Conference on IR Research, ECIR 2022, Stavanger, Norway, April 10-14, 2022, Proceedings, Part II
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Sparse Pairwise Re-ranking with Pre-trained Transformers.
Lukas Gienapp|Maik Fröbe|Matthias Hagen|Martin Potthast
ICTIR '22: The 2022 ACM SIGIR International Conference on the Theory of Information Retrieval, Madrid, Spain, July 11 - 12, 2022
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Axiomatic Retrieval Experimentation with ir_axioms.
Alexander Bondarenko|Maik Fröbe|Jan Heinrich Reimer|Benno Stein|Michael Völske|Matthias Hagen
SIGIR '22: The 45th International ACM SIGIR Conference on Research and Development in Information Retrieval, Madrid, Spain, July 11 - 15, 2022
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How Train-Test Leakage Affects Zero-Shot Retrieval.
Maik Fröbe|Christopher Akiki|Martin Potthast|Matthias Hagen
String Processing and Information Retrieval - 29th International Symposium, SPIRE 2022, Concepción, Chile, November 8-10, 2022, Proceedings
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Webis at TREC 2022: Deep Learning and Health Misinformation.
Alexander Bondarenko|Maik Fröbe|Lukas Gienapp|Alexander Pugachev|Jan Heinrich Reimer|Ferdinand Schlatt|Ekaterina Artemova|Martin Potthast|Benno Stein|Pavel Braslavski|Matthias Hagen
Proceedings of the Thirty-First Text REtrieval Conference, TREC 2022, online, November 15-19, 2022

2021

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Overview of Touché 2021: Argument Retrieval.
Alexander Bondarenko|Lukas Gienapp|Maik Fröbe|Meriem Beloucif|Yamen Ajjour|Alexander Panchenko|Chris Biemann|Benno Stein|Henning Wachsmuth|Martin Potthast|Matthias Hagen
Experimental IR Meets Multilinguality, Multimodality, and Interaction - 12th International Conference of the CLEF Association, CLEF 2021, Virtual Event, September 21-24, 2021, Proceedings
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Learning to Rank Arguments with Feature Selection.
Christopher Akiki|Maik Fröbe|Matthias Hagen|Martin Potthast
Proceedings of the Working Notes of CLEF 2021 - Conference and Labs of the Evaluation Forum, Bucharest, Romania, September 21st - to - 24th, 2021.
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Overview of Touché 2021: Argument Retrieval.
Alexander Bondarenko|Lukas Gienapp|Maik Fröbe|Meriem Beloucif|Yamen Ajjour|Alexander Panchenko|Chris Biemann|Benno Stein|Henning Wachsmuth|Martin Potthast|Matthias Hagen
Proceedings of the Working Notes of CLEF 2021 - Conference and Labs of the Evaluation Forum, Bucharest, Romania, September 21st - to - 24th, 2021.
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Overview of Touché 2021: Argument Retrieval - Extended Abstract.
Alexander Bondarenko|Lukas Gienapp|Maik Fröbe|Meriem Beloucif|Yamen Ajjour|Alexander Panchenko|Chris Biemann|Benno Stein|Henning Wachsmuth|Martin Potthast|Matthias Hagen
Advances in Information Retrieval - 43rd European Conference on IR Research, ECIR 2021, Virtual Event, March 28 - April 1, 2021, Proceedings, Part II
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Towards Axiomatic Explanations for Neural Ranking Models.
Michael Völske|Alexander Bondarenko|Maik Fröbe|Benno Stein|Jaspreet Singh|Matthias Hagen|Avishek Anand
ICTIR '21: The 2021 ACM SIGIR International Conference on the Theory of Information Retrieval, Virtual Event, Canada, July 11, 2021
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CopyCat: Near-Duplicates Within and Between the ClueWeb and the Common Crawl.
Maik Fröbe|Janek Bevendorff|Lukas Gienapp|Michael Völske|Benno Stein|Martin Potthast|Matthias Hagen
SIGIR '21: The 44th International ACM SIGIR Conference on Research and Development in Information Retrieval, Virtual Event, Canada, July 11-15, 2021
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The Information Retrieval Anthology.
Martin Potthast|Sebastian Günther|Janek Bevendorff|Jan Philipp Bittner|Alexander Bondarenko|Maik Fröbe|Christian Kahmann|Andreas Niekler|Michael Völske|Benno Stein|Matthias Hagen
SIGIR '21: The 44th International ACM SIGIR Conference on Research and Development in Information Retrieval, Virtual Event, Canada, July 11-15, 2021
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Webis at TREC 2021: Deep Learning, Health Misinformation, and Podcasts Tracks.
Alexander Bondarenko|Maik Fröbe|Sebastian Günther|Matthias Hagen|Marcel Gohsen|Johannes Kiesel|Michael Völske|Benno Stein|Jakob Schwerter|Shahbaz Syed|Martin Potthast
Proceedings of the Thirtieth Text REtrieval Conference, TREC 2021, online, November 15-19, 2021

2020

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The Impact of Negative Relevance Judgments on NDCG.
Lukas Gienapp|Maik Fröbe|Matthias Hagen|Martin Potthast
CIKM '20: The 29th ACM International Conference on Information and Knowledge Management, Virtual Event, Ireland, October 19-23, 2020
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Overview of Touché 2020: Argument Retrieval - Extended Abstract.
Alexander Bondarenko|Maik Fröbe|Meriem Beloucif|Lukas Gienapp|Yamen Ajjour|Alexander Panchenko|Chris Biemann|Benno Stein|Henning Wachsmuth|Martin Potthast|Matthias Hagen
Experimental IR Meets Multilinguality, Multimodality, and Interaction - 11th International Conference of the CLEF Association, CLEF 2020, Thessaloniki, Greece, September 22-25, 2020, Proceedings
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Overview of Touché 2020: Argument Retrieval.
Alexander Bondarenko|Maik Fröbe|Meriem Beloucif|Lukas Gienapp|Yamen Ajjour|Alexander Panchenko|Chris Biemann|Benno Stein|Henning Wachsmuth|Martin Potthast|Matthias Hagen
Working Notes of CLEF 2020 - Conference and Labs of the Evaluation Forum, Thessaloniki, Greece, September 22-25, 2020.
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The Effect of Content-Equivalent Near-Duplicates on the Evaluation of Search Engines.
Maria Gäde|Maik Fröbe|Mark Michael Hall|Jan Philipp Bittner|Martin Potthast|Hugo C. Huurdeman|Matthias Hagen|Jaap Kamps
Advances in Information Retrieval - 42nd European Conference on IR Research, ECIR 2020, Lisbon, Portugal, April 14-17, 2020, Proceedings, Part II
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A Search Engine for Police Press Releases to Double-Check the News.
Maik Fröbe|Nina Schwanke|Matthias Hagen|Martin Potthast
Advances in Information Retrieval - 42nd European Conference on IR Research, ECIR 2020, Lisbon, Portugal, April 14-17, 2020, Proceedings, Part II
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Sampling Bias Due to Near-Duplicates in Learning to Rank.
Maik Fröbe|Janek Bevendorff|Jan Heinrich Reimer|Martin Potthast|Matthias Hagen
Proceedings of the 43rd International ACM SIGIR conference on research and development in Information Retrieval, SIGIR 2020, Virtual Event, China, July 25-30, 2020
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Webis at TREC 2020: Health Misinformation Track Extended Abstract.
Janek Bevendorff|Michael Völske|Benno Stein|Alexander Bondarenko|Maik Fröbe|Sebastian Günther|Matthias Hagen
Proceedings of the Twenty-Ninth Text REtrieval Conference, TREC 2020, Virtual Event [Gaithersburg, Maryland, USA], November 16-20, 2020.
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Comparative Web Search Questions.
Alexander Bondarenko|Pavel Braslavski|Michael Völske|Rami Aly|Maik Fröbe|Alexander Panchenko|Chris Biemann|Benno Stein|Matthias Hagen
WSDM '20: The Thirteenth ACM International Conference on Web Search and Data Mining, Houston, TX, USA, February 3-7, 2020

2019

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Webis at TREC 2019: Decision Track.
Alexander Bondarenko|Maik Fröbe|Vaibhav Kasturia|Matthias Hagen|Michael Völske|Benno Stein
Proceedings of the Twenty-Eighth Text REtrieval Conference, TREC 2019, Gaithersburg, Maryland, USA, November 13-15, 2019.