2023

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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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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

2022

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Using Keyqueries to Reduce Misinformation in Health-Related Search Results
Maik Fröbe | Sebastian Günther | Alexander Bondarenko | Johannes Huck | Matthias Hagen
Proceedings of the 2nd Workshop Reducing Online Misinformation through Credible Information Retrieval 2022 co-located with The 44th European Conference on Information Retrieval (ECIR 2022), Stavanger, Norway, April 10, 2022

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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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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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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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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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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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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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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

2021

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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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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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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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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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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

2020

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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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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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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

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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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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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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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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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The Effect of Content-Equivalent Near-Duplicates on the Evaluation of Search Engines
Maik Fröbe | Jan Philipp Bittner | Martin Potthast | Matthias Hagen
Advances in Information Retrieval - 42nd European Conference on IR Research, ECIR 2020, Lisbon, Portugal, April 14-17, 2020, Proceedings, Part II

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