2023

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Investigating the Impact of Query Representation on Medical Information Retrieval
Georgios Peikos | Daria Alexander | Gabriella Pasi | Arjen P. de Vries
Advances in Information Retrieval - 45th European Conference on Information Retrieval, ECIR 2023, Dublin, Ireland, April 2-6, 2023, Proceedings, Part II

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ECIR 2023 Workshop: Legal Information Retrieval
Suzan Verberne | Evangelos Kanoulas | Gineke Wiggers | Florina Piroi | Arjen P. de Vries
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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ECIR 23 Tutorial: Neuro-Symbolic Approaches for Information Retrieval
Laura Dietz | Hannah Bast | Shubham Chatterjee | Jeff Dalton | Edgar Meij | Arjen P. de Vries
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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SOPalign: A Tool for Automatic Estimation of Compliance with Medical Guidelines
Luke van Leijenhorst | Arjen P. de Vries | Thera Habben Jansen | Heiman Wertheim
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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SimpleRad: Patient-Friendly Dutch Radiology Reports
Koen Dercksen | Arjen P. de Vries | Bram van Ginneken
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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ORCAS-I: Queries Annotated with Intent using Weak Supervision
Daria Alexander | Wojciech Kusa | Arjen P. de Vries
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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Entity-aware Transformers for Entity Search
Emma J. Gerritse | Faegheh Hasibi | Arjen P. de Vries
SIGIR '22: The 45th International ACM SIGIR Conference on Research and Development in Information Retrieval, Madrid, Spain, July 11 - 15, 2022

2021

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"This research is funded by...": Named Entity Recognition of Financial Information in Research Papers
Daria Alexander | Arjen P. de Vries
Proceedings of the 11th International Workshop on Bibliometric-enhanced Information Retrieval co-located with 43rd European Conference on Information Retrieval (ECIR 2021), Lucca, Italy (online only), April 1st, 2021

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Conversational Entity Linking: Problem Definition and Datasets
Hideaki Joko | Faegheh Hasibi | Krisztian Balog | Arjen P. de Vries
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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GeeseDB: A Python Graph Engine for Exploration and Search
Chris Kamphuis | Arjen P. de Vries
Proceedings of the Second International Conference on Design of Experimental Search & Information REtrieval Systems, Padova, Italy, September 15-18, 2021

2020

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First Steps Towards Patient-Friendly Presentation of Dutch Radiology Reports
Koen Dercksen | Arjen P. de Vries
Proceedings of the Workshop on Semantic Indexing and Information Retrieval for Health from heterogeneous content types and languages co-located with 42nd European Conference on Information Retrieval, SIIRH@ECIR 2020, Lisbon, Portugal, April 14, 2020

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Radboud University at TREC 2020
Pepijn Boers | Chris Kamphuis | Arjen P. de Vries
Proceedings of the Twenty-Ninth Text REtrieval Conference, TREC 2020, Virtual Event [Gaithersburg, Maryland, USA], November 16-20, 2020

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Bias in Conversational Search: The Double-Edged Sword of the Personalized Knowledge Graph
Emma J. Gerritse | Faegheh Hasibi | Arjen P. de Vries
ICTIR '20: The 2020 ACM SIGIR International Conference on the Theory of Information Retrieval, Virtual Event, Norway, September 14-17, 2020

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REL: An Entity Linker Standing on the Shoulders of Giants
Johannes M. van Hulst | Faegheh Hasibi | Koen Dercksen | Krisztian Balog | Arjen P. de Vries
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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Supporting Interoperability Between Open-Source Search Engines with the Common Index File Format
Jimmy Lin | Joel M. Mackenzie | Chris Kamphuis | Craig Macdonald | Antonio Mallia | Michal Siedlaczek | Andrew Trotman | Arjen P. de Vries
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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Graph-Embedding Empowered Entity Retrieval
Emma J. Gerritse | Faegheh Hasibi | Arjen P. de Vries
Advances in Information Retrieval - 42nd European Conference on IR Research, ECIR 2020, Lisbon, Portugal, April 14-17, 2020, Proceedings, Part I

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Which BM25 Do You Mean? A Large-Scale Reproducibility Study of Scoring Variants
Chris Kamphuis | Arjen P. de Vries | Leonid Boytsov | Jimmy Lin
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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Radboud University at TREC 2019
Chris Kamphuis | Faegheh Hasibi | Arjen P. de Vries | Tanja Crijns
Proceedings of the Twenty-Eighth Text REtrieval Conference, TREC 2019, Gaithersburg, Maryland, USA, November 13-15, 2019

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The OldDog Docker Image for OSIRRC at SIGIR 2019
Chris Kamphuis | Arjen P. de Vries
Proceedings of the Open-Source IR Replicability Challenge co-located with 42nd International ACM SIGIR Conference on Research and Development in Information Retrieval, OSIRRC@SIGIR 2019, Paris, France, July 25, 2019

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Reproducible IR needs an (IR) (Graph) Query Language
Chris Kamphuis | Arjen P. de Vries
Proceedings of the Open-Source IR Replicability Challenge co-located with 42nd International ACM SIGIR Conference on Research and Development in Information Retrieval, OSIRRC@SIGIR 2019, Paris, France, July 25, 2019

2018

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First International Workshop on Professional Search
Suzan Verberne | Jiyin He | Udo Kruschwitz | Gineke Wiggers | Birger Larsen | Tony Russell-Rose | Arjen P. de Vries
2018 Volume 52 Issue 2

WASP: Web Archiving and Search Personalized
Arjen P. de Vries
Proceedings of the 17th Dutch-Belgian Information Retrieval Workshop, Leiden, The Netherlands, November 23th, 2018

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First International Workshop on Professional Search (ProfS2018)
Suzan Verberne | Jiyin He | Udo Kruschwitz | Birger Larsen | Tony Russell-Rose | Arjen P. de Vries
The 41st International ACM SIGIR Conference on Research & Development in Information Retrieval, SIGIR 2018, Ann Arbor, MI, USA, July 08-12, 2018

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WASP: Web Archiving and Search Personalized
Johannes Kiesel | Arjen P. de Vries | Matthias Hagen | Benno Stein | Martin Potthast
Proceedings of the First Biennial Conference on Design of Experimental Search & Information Retrieval Systems, Bertinoro, Italy, August 28-31, 2018

2017

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A Stream-based Resource for Multi-Dimensional Evaluation of Recommender Algorithms
Benjamin Kille | Andreas Lommatzsch | Frank Hopfgartner | Martha A. Larson | Arjen P. de Vries
Proceedings of the 40th International ACM SIGIR Conference on Research and Development in Information Retrieval, Shinjuku, Tokyo, Japan, August 7-11, 2017

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Proceedings of the 40th International ACM SIGIR Conference on Research and Development in Information Retrieval, Shinjuku, Tokyo, Japan, August 7-11, 2017

Proceedings of the 40th International ACM SIGIR Conference on Research and Development in Information Retrieval, Shinjuku, Tokyo, Japan, August 7-11, 2017

2016

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The strange case of reproducibility versus representativeness in contextual suggestion test collections
Thaer Samar | Alejandro Bellogín | Arjen P. de Vries
2016 Volume 19 Issue 3

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First Story Detection using Multiple Nearest Neighbors
Jeroen B. P. Vuurens | Arjen P. de Vries
Proceedings of the 39th International ACM SIGIR conference on Research and Development in Information Retrieval, SIGIR 2016, Pisa, Italy, July 17-21, 2016

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Longitudinal Navigation Log Data on a Large Web Domain
Suzan Verberne | Bram Arends | Wessel Kraaij | Arjen P. de Vries
Proceedings of the 39th International ACM SIGIR conference on Research and Development in Information Retrieval, SIGIR 2016, Pisa, Italy, July 17-21, 2016

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Recommender Systems Evaluations : Offline, Online, Time and A/A Test
Gebrekirstos G. Gebremeskel | Arjen P. de Vries
Working Notes of CLEF 2016 - Conference and Labs of the Evaluation forum, Évora, Portugal, 5-8 September, 2016

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Overview of NewsREEL'16: Multi-dimensional Evaluation of Real-Time Stream-Recommendation Algorithms
Benjamin Kille | Andreas Lommatzsch | Gebrekirstos G. Gebremeskel | Frank Hopfgartner | Martha A. Larson | Jonas Seiler | Davide Malagoli | András Serény | Torben Brodt | Arjen P. de Vries
Experimental IR Meets Multilinguality, Multimodality, and Interaction - 7th International Conference of the CLEF Association, CLEF 2016, Évora, Portugal, September 5-8, 2016, Proceedings

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Random Performance Differences Between Online Recommender System Algorithms
Gebrekirstos G. Gebremeskel | Arjen P. de Vries
Experimental IR Meets Multilinguality, Multimodality, and Interaction - 7th International Conference of the CLEF Association, CLEF 2016, Évora, Portugal, September 5-8, 2016, Proceedings

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Probabilistic Local Expert Retrieval
Wen Li | Carsten Eickhoff | Arjen P. de Vries
Advances in Information Retrieval - 38th European Conference on IR Research, ECIR 2016, Padua, Italy, March 20-23, 2016. Proceedings

2015

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Improving Contextual Suggestions using Open Web Domain Knowledge
Thaer Samar | Alejandro Bellogín | Arjen P. de Vries
Proceedings of the International Workshop on Social Personalisation & Search, SPS 2015, co-located with the 38th Annual ACM SIGIR Conference (SIGIR 2015), Santiago de Chile, Chile, August 9-13, 2015

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CWI and TU Delft at the TREC 2015 Temporal Summarization Track
Jeroen B. P. Vuurens | Arjen P. de Vries
Proceedings of The Twenty-Fourth Text REtrieval Conference, TREC 2015, Gaithersburg, Maryland, USA, November 17-20, 2015

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Online News Tracking for Ad-Hoc Information Needs
Jeroen B. P. Vuurens | Arjen P. de Vries | Roi Blanco | Peter Mika
Proceedings of the 2015 International Conference on The Theory of Information Retrieval, ICTIR 2015, Northampton, Massachusetts, USA, September 27-30, 2015

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Proceedings of the 2015 International Conference on The Theory of Information Retrieval, ICTIR 2015, Northampton, Massachusetts, USA, September 27-30, 2015

Proceedings of the 2015 International Conference on The Theory of Information Retrieval, ICTIR 2015, Northampton, Massachusetts, USA, September 27-30, 2015

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Online News Tracking for Ad-Hoc Queries
Jeroen B. P. Vuurens | Arjen P. de Vries | Roi Blanco | Peter Mika
Proceedings of the 38th International ACM SIGIR Conference on Research and Development in Information Retrieval, Santiago, Chile, August 9-13, 2015

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Modelling Term Dependence with Copulas
Carsten Eickhoff | Arjen P. de Vries | Thomas Hofmann
Proceedings of the 38th International ACM SIGIR Conference on Research and Development in Information Retrieval, Santiago, Chile, August 9-13, 2015

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Untangling Result List Refinement and Ranking Quality: a Framework for Evaluation and Prediction
Jiyin He | Marc Bron | Arjen P. de Vries | Leif Azzopardi | Maarten de Rijke
Proceedings of the 38th International ACM SIGIR Conference on Research and Development in Information Retrieval, Santiago, Chile, August 9-13, 2015

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The Degree of Randomness in a Live Recommender Systems Evaluation
Gebrekirstos G. Gebremeskel | Arjen P. de Vries
Working Notes of CLEF 2015 - Conference and Labs of the Evaluation forum, Toulouse, France, September 8-11, 2015

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The Role of Geographic Information in News Consumption
Gebrekirstos G. Gebremeskel | Arjen P. de Vries
Proceedings of the 24th International Conference on World Wide Web Companion, WWW 2015, Florence, Italy, May 18-22, 2015 - Companion Volume

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Entity-Centric Stream Filtering and Ranking: Filtering and Unfilterable Documents
Gebrekirstos G. Gebremeskel | Arjen P. de Vries
Advances in Information Retrieval - 37th European Conference on IR Research, ECIR 2015, Vienna, Austria, March 29 - April 2, 2015. Proceedings

2014

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Distance matters! Cumulative proximity expansions for ranking documents
Jeroen B. P. Vuurens | Arjen P. de Vries
2014 Volume 17 Issue 4

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Studying user browsing behavior through gamified search tasks
Jiyin He | Marc Bron | Leif Azzopardi | Arjen P. de Vries
Proceedings of the First International Workshop on Gamification for Information Retrieval, GamifIR@ECIR '14, Amsterdam, The Netherlands, April 13, 2014

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Better Contextual Suggestions in ClueWeb12 Using Domain Knowledge Inferred from The Open Web
Thaer Samar | Arjen P. de Vries | Alejandro Bellogín
Proceedings of The Twenty-Third Text REtrieval Conference, TREC 2014, Gaithersburg, Maryland, USA, November 19-21, 2014

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Uncovering the unarchived web
Thaer Samar | Hugo C. Huurdeman | Anat Ben-David | Jaap Kamps | Arjen P. de Vries
The 37th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR '14, Gold Coast , QLD, Australia - July 06 - 11, 2014

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Old dogs are great at new tricks: column stores for ir prototyping
Hannes Mühleisen | Thaer Samar | Jimmy Lin | Arjen P. de Vries
The 37th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR '14, Gold Coast , QLD, Australia - July 06 - 11, 2014

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Temporal feedback for tweet search with non-parametric density estimation
Miles Efron | Jimmy Lin | Jiyin He | Arjen P. de Vries
The 37th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR '14, Gold Coast , QLD, Australia - July 06 - 11, 2014

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Modelling Complex Relevance Spaces with Copulas
Carsten Eickhoff | Arjen P. de Vries
Proceedings of the 23rd ACM International Conference on Conference on Information and Knowledge Management, CIKM 2014, Shanghai, China, November 3-7, 2014

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Interactive summarization of social media
Wen Li | Carsten Eickhoff | Arjen P. de Vries
Fifth Information Interaction in Context Symposium, IIiX '14, Regensburg, Germany, August 26-29, 2014

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Column Stores as an IR Prototyping Tool
Hannes Mühleisen | Thaer Samar | Jimmy Lin | Arjen P. de Vries
Advances in Information Retrieval - 36th European Conference on IR Research, ECIR 2014, Amsterdam, The Netherlands, April 13-16, 2014. Proceedings

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Geo-spatial Domain Expertise in Microblogs
Wen Li | Carsten Eickhoff | Arjen P. de Vries
Advances in Information Retrieval - 36th European Conference on IR Research, ECIR 2014, Amsterdam, The Netherlands, April 13-16, 2014. Proceedings

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Challenges on Combining Open Web and Dataset Evaluation Results: The Case of the Contextual Suggestion Track
Alejandro Bellogín | Thaer Samar | Arjen P. de Vries | Alan Said
Advances in Information Retrieval - 36th European Conference on IR Research, ECIR 2014, Amsterdam, The Netherlands, April 13-16, 2014. Proceedings

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Advances in Information Retrieval - 36th European Conference on IR Research, ECIR 2014, Amsterdam, The Netherlands, April 13-16, 2014. Proceedings

Advances in Information Retrieval - 36th European Conference on IR Research, ECIR 2014, Amsterdam, The Netherlands, April 13-16, 2014. Proceedings

2013

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Increasing cheat robustness of crowdsourcing tasks
Carsten Eickhoff | Arjen P. de Vries
2013 Volume 16 Issue 2

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Proceedings of the 13th Dutch-Belgian Workshop on Information Retrieval, Delft, The Netherlands, April 26th, 2013

Proceedings of the 13th Dutch-Belgian Workshop on Information Retrieval, Delft, The Netherlands, April 26th, 2013

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A month in the life of a production news recommender system
Alan Said | Jimmy Lin | Alejandro Bellogín | Arjen P. de Vries
Proceedings of the 2013 workshop on Living labs for information retrieval evaluation, LivingLab@CIKM 2013, San Francisco, California, USA, November 1, 2013

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CWI and TU Delft Notebook TREC 2013: Contextual Suggestion, Federated Web Search, KBA, and Web Tracks
Alejandro Bellogín | Gebrekirstos G. Gebremeskel | Jiyin He | Alan Said | Thaer Samar | Arjen P. de Vries | Jimmy Lin | Jeroen B. P. Vuurens
Proceedings of The Twenty-Second Text REtrieval Conference, TREC 2013, Gaithersburg, Maryland, USA, November 19-22, 2013

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Fish4label: accomplishing an expert task without expert knowledge
Jiyin He | Jacco van Ossenbruggen | Arjen P. de Vries
Open research Areas in Information Retrieval, OAIR 2013, Lisbon, Portugal, May 15-17, 2013

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Do you need experts in the crowd?: a case study in image annotation for marine biology
Jiyin He | Jacco van Ossenbruggen | Arjen P. de Vries
Open research Areas in Information Retrieval, OAIR 2013, Lisbon, Portugal, May 15-17, 2013

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Understanding Similarity Metrics in Neighbour-based Recommender Systems
Alejandro Bellogín | Arjen P. de Vries
International Conference on the Theory of Information Retrieval, ICTIR '13, Copenhagen, Denmark, September 29 - October 02, 2013

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Characterizing stages of a multi-session complex search task through direct and indirect query modifications
Jiyin He | Marc Bron | Arjen P. de Vries
The 36th International ACM SIGIR conference on research and development in Information Retrieval, SIGIR '13, Dublin, Ireland - July 28 - August 01, 2013

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Copulas for information retrieval
Carsten Eickhoff | Arjen P. de Vries | Kevyn Collins-Thompson
The 36th International ACM SIGIR conference on research and development in Information Retrieval, SIGIR '13, Dublin, Ireland - July 28 - August 01, 2013

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Exploiting User Comments for Audio-Visual Content Indexing and Retrieval
Carsten Eickhoff | Wen Li | Arjen P. de Vries
Advances in Information Retrieval - 35th European Conference on IR Research, ECIR 2013, Moscow, Russia, March 24-27, 2013. Proceedings

2012

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The first joint international workshop on entity-oriented and semantic search (JIWES)
Krisztian Balog | David Carmel | Arjen P. de Vries | Daniel M. Herzig | Peter Mika | Haggai Roitman | Ralf Schenkel | Pavel Serdyukov | Duc Thanh Tran
2012 Volume 46 Issue 2

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ECIR 2012: 34th european conference on information retrieval research
Ricardo Baeza-Yates | Mari-Carmen Marcos | Arjen P. de Vries | Hugo Zaragoza | Berkant Barla Cambazoglu | Vanessa Murdock | Alvaro Barreiro | David E. Losada | Ronny Lempel | Fabrizio Silvestri | Mounia Lalmas
2012 Volume 46 Issue 2

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Report on TBAS 2012: workshop on task-based and aggregated search
Birger Larsen | Christina Lioma | Arjen P. de Vries
2012 Volume 46 Issue 1

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CWI at TREC 2012, KBA Track and Session Track
Samur Araújo | Gebrekirstos G. Gebremeskel | Jiyin He | Corrado Boscarino | Arjen P. de Vries
Proceedings of The Twenty-First Text REtrieval Conference, TREC 2012, Gaithersburg, Maryland, USA, November 6-9, 2012

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Want a coffee?: predicting users' trails
Wen Li | Carsten Eickhoff | Arjen P. de Vries
The 35th International ACM SIGIR conference on research and development in Information Retrieval, SIGIR '12, Portland, OR, USA, August 12-16, 2012

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Quality through flow and immersion: gamifying crowdsourced relevance assessments
Carsten Eickhoff | Christopher G. Harris | Arjen P. de Vries | Padmini Srinivasan
The 35th International ACM SIGIR conference on research and development in Information Retrieval, SIGIR '12, Portland, OR, USA, August 12-16, 2012

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Combining implicit and explicit topic representations for result diversification
Jiyin He | Vera Hollink | Arjen P. de Vries
The 35th International ACM SIGIR conference on research and development in Information Retrieval, SIGIR '12, Portland, OR, USA, August 12-16, 2012

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The downside of markup: examining the harmful effects of CSS and javascript on indexing today's web
Karl Gyllstrom | Carsten Eickhoff | Arjen P. de Vries | Marie-Francine Moens
21st ACM International Conference on Information and Knowledge Management, CIKM'12, Maui, HI, USA, October 29 - November 02, 2012

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Contextualization using hyperlinks and internal hierarchical structure of Wikipedia documents
Muhammad Ali Norozi | Paavo Arvola | Arjen P. de Vries
21st ACM International Conference on Information and Knowledge Management, CIKM'12, Maui, HI, USA, October 29 - November 02, 2012

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EmSe: initial evaluation of a child-friendly medical search system
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
Information Interaction in Context: 2012, IIix'12, Nijmegen, The Netherlands, August 21-24, 2012

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Supporting children's web search in school environments
Carsten Eickhoff | Pieter Dekker | Arjen P. de Vries
Information Interaction in Context: 2012, IIix'12, Nijmegen, The Netherlands, August 21-24, 2012

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EmSe: Supporting Children's Information Needs within a Hospital Environment
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
Advances in Information Retrieval - 34th European Conference on IR Research, ECIR 2012, Barcelona, Spain, April 1-5, 2012. Proceedings

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Explaining Query Modifications - An Alternative Interpretation of Term Addition and Removal
Vera Hollink | Jiyin He | Arjen P. de Vries
Advances in Information Retrieval - 34th European Conference on IR Research, ECIR 2012, Barcelona, Spain, April 1-5, 2012. Proceedings

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Advances in Information Retrieval - 34th European Conference on IR Research, ECIR 2012, Barcelona, Spain, April 1-5, 2012. Proceedings

Advances in Information Retrieval - 34th European Conference on IR Research, ECIR 2012, Barcelona, Spain, April 1-5, 2012. Proceedings

2011

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The first international workshop on entity-oriented search (EOS)
Krisztian Balog | Arjen P. de Vries | Pavel Serdyukov | Ji-Rong Wen
2011 Volume 45 Issue 2

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Semantic search log analysis: A method and a study on professional image search
Vera Hollink | Theodora Tsikrika | Arjen P. de Vries
2011 Volume 62 Issue 4

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What to do when one size does not fit all?
Arjen P. de Vries
Proceedings of the fourth workshop on Exploiting Semantic Annotations in Information Retrieval, ESAIR 2011, Glasgow, United Kingdom, October 28, 2011

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A combined topical/non-topical approach to identifying web sites for children
Carsten Eickhoff | Pavel Serdyukov | Arjen P. de Vries
Proceedings of the Forth International Conference on Web Search and Web Data Mining, WSDM 2011, Hong Kong, China, February 9-12, 2011

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Multidisciplinary Information Retrieval - Second Information Retrieval Facility Conference, IRFC 2011, Vienna, Austria, June 6, 2011. Proceedings

Multidisciplinary Information Retrieval - Second Information Retrieval Facility Conference, IRFC 2011, Vienna, Austria, June 6, 2011. Proceedings

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Overview of the TREC 2011 Entity Track
Krisztian Balog | Pavel Serdyukov | Arjen P. de Vries
Proceedings of The Twentieth Text REtrieval Conference, TREC 2011, Gaithersburg, Maryland, USA, November 15-18, 2011

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Managing the Quality of Large-Scale Crowdsourcing
Jeroen B. P. Vuurens | Carsten Eickhoff | Arjen P. de Vries
Proceedings of The Twentieth Text REtrieval Conference, TREC 2011, Gaithersburg, Maryland, USA, November 15-18, 2011

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GeAnn at the TREC 2011 Crowdsourcing Track
Carsten Eickhoff | Christopher G. Harris | Padmini Srinivasan | Arjen P. de Vries
Proceedings of The Twentieth Text REtrieval Conference, TREC 2011, Gaithersburg, Maryland, USA, November 15-18, 2011

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DMIR on Microblog Track 2011
Wen Li | Carsten Eickhoff | Arjen P. de Vries
Proceedings of The Twentieth Text REtrieval Conference, TREC 2011, Gaithersburg, Maryland, USA, November 15-18, 2011

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CWI at TREC 2011: Session, Web, and Medical
Jiyin He | Vera Hollink | Corrado Boscarino | Arjen P. de Vries | Roberto Cornacchia
Proceedings of The Twentieth Text REtrieval Conference, TREC 2011, Gaithersburg, Maryland, USA, November 15-18, 2011

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The where in the tweet
Wen Li | Pavel Serdyukov | Arjen P. de Vries | Carsten Eickhoff | Martha A. Larson
Proceedings of the 20th ACM Conference on Information and Knowledge Management, CIKM 2011, Glasgow, United Kingdom, October 24-28, 2011

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ReFER: Effective Relevance Feedback for Entity Ranking
Tereza Iofciu | Gianluca Demartini | Nick Craswell | Arjen P. de Vries
Advances in Information Retrieval - 33rd European Conference on IR Research, ECIR 2011, Dublin, Ireland, April 18-21, 2011. Proceedings

2010

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Report on INEX 2009
Thomas Beckers | Patrice Bellot | Gianluca Demartini | Ludovic Denoyer | Christopher M. De Vries | Antoine Doucet | Khairun Nisa Fachry | Norbert Fuhr | Patrick Gallinari | Shlomo Geva | Wei Chi Huang | Tereza Iofciu | Jaap Kamps | Gabriella Kazai | Marijn Koolen | Sangeetha Kutty | Monica Landoni | Miro Lehtonen | Véronique Moriceau | Richi Nayak | Ragnar Nordlie | Nils Pharo | Eric SanJuan | Ralf Schenkel | Xavier Tannier | Martin Theobald | James A. Thom | Andrew Trotman | Arjen P. de Vries
2010 Volume 44 Issue 1

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The task-dependent effect of tags and ratings on social media access
Maarten Clements | Arjen P. de Vries | Marcel J. T. Reinders
2010 Volume 28 Issue 4

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Personalization of tagging systems
Jun Wang | Maarten Clements | Jie Yang | Arjen P. de Vries | Marcel J. T. Reinders
2010 Volume 46 Issue 1

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The influence of personalization on tag query length in social media search
Maarten Clements | Arjen P. de Vries | Marcel J. T. Reinders
2010 Volume 46 Issue 4

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Search by strategy
Arjen P. de Vries | Wouter Alink | Roberto Cornacchia
Proceedings of the third workshop on Exploiting Semantic Annotations in Information Retrieval, ESAIR 2010, Toronto, Ontario, Canada, October 30, 2010

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Building Strategies, a Year Later
Wouter Alink | Roberto Cornacchia | Arjen P. de Vries
CLEF 2010 LABs and Workshops, Notebook Papers, 22-23 September 2010, Padua, Italy

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Overview of the TREC 2010 Entity Track
Krisztian Balog | Pavel Serdyukov | Arjen P. de Vries
Proceedings of The Nineteenth Text REtrieval Conference, TREC 2010, Gaithersburg, Maryland, USA, November 16-19, 2010

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The semantics of query modification
Vera Hollink | Theodora Tsikrika | Arjen P. de Vries
Recherche d'Information Assistée par Ordinateur, RIAO 2010: Adaptivity, Personalization and Fusion of Heterogeneous Information, 9th International Conference, Bibliotheque Nationale de France, Paris, France, April 28-30, 2010, Proceedings

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Using flickr geotags to predict user travel behaviour
Maarten Clements | Pavel Serdyukov | Arjen P. de Vries | Marcel J. T. Reinders
Proceeding of the 33rd International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2010, Geneva, Switzerland, July 19-23, 2010

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Web page classification on child suitability
Carsten Eickhoff | Pavel Serdyukov | Arjen P. de Vries
Proceedings of the 19th ACM Conference on Information and Knowledge Management, CIKM 2010, Toronto, Ontario, Canada, October 26-30, 2010

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Entity ranking using Wikipedia as a pivot
Rianne Kaptein | Pavel Serdyukov | Arjen P. de Vries | Jaap Kamps
Proceedings of the 19th ACM Conference on Information and Knowledge Management, CIKM 2010, Toronto, Ontario, Canada, October 26-30, 2010

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Finding Wormholes with Flickr Geotags
Maarten Clements | Pavel Serdyukov | Arjen P. de Vries | Marcel J. T. Reinders
Advances in Information Retrieval, 32nd European Conference on IR Research, ECIR 2010, Milton Keynes, UK, March 28-31, 2010. Proceedings

2009

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Report on INEX 2008
Gianluca Demartini | Ludovic Denoyer | Antoine Doucet | Khairun Nisa Fachry | Patrick Gallinari | Shlomo Geva | Darren Wei Che Huang | Tereza Iofciu | Jaap Kamps | Gabriella Kazai | Marijn Koolen | Monica Landoni | Ragnar Nordlie | Nils Pharo | Ralf Schenkel | Martin Theobald | Andrew Trotman | Arjen P. de Vries | Alan Woodley | Jianhan Zhu
2009 Volume 43 Issue 1

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Searching CLEF-IP by Strategy
Wouter Alink | Roberto Cornacchia | Arjen P. de Vries
Multilingual Information Access Evaluation I. Text Retrieval Experiments, 10th Workshop of the Cross-Language Evaluation Forum, CLEF 2009, Corfu, Greece, September 30 - October 2, 2009, Revised Selected Papers

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Running CLEF-IP Experiments using a Graphical Query Builder
Wouter Alink | Roberto Cornacchia | Arjen P. de Vries
Working Notes for CLEF 2009 Workshop co-located with the 13th European Conference on Digital Libraries (ECDL 2009) , Corfù, Greece, September 30 - October 2, 2009

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CWI at the Photo Retrieval Task of ImageCLEF 2009
Theodora Tsikrika | Arjen P. de Vries
Working Notes for CLEF 2009 Workshop co-located with the 13th European Conference on Digital Libraries (ECDL 2009) , Corfù, Greece, September 30 - October 2, 2009

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Reusing annotation labor for concept selection
Robin Aly | Djoerd Hiemstra | Arjen P. de Vries
Proceedings of the 8th ACM International Conference on Image and Video Retrieval, CIVR 2009, Santorini Island, Greece, July 8-10, 2009

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Image annotation using clickthrough data
Theodora Tsikrika | Christos Diou | Arjen P. de Vries | Anastasios Delopoulos
Proceedings of the 8th ACM International Conference on Image and Video Retrieval, CIVR 2009, Santorini Island, Greece, July 8-10, 2009

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Overview of the TREC 2009 Entity Track
Krisztian Balog | Arjen P. de Vries | Pavel Serdyukov | Paul Thomas | Thijs Westerveld
Proceedings of The Eighteenth Text REtrieval Conference, TREC 2009, Gaithersburg, Maryland, USA, November 17-20, 2009

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Delft University at the TREC 2009 Entity Track: Ranking Wikipedia Entities
Pavel Serdyukov | Arjen P. de Vries
Proceedings of The Eighteenth Text REtrieval Conference, TREC 2009, Gaithersburg, Maryland, USA, November 17-20, 2009

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Prior Information and the Determination of Event Spaces in Probabilistic Information Retrieval Models
Corrado Boscarino | Arjen P. de Vries
Advances in Information Retrieval Theory, Second International Conference on the Theory of Information Retrieval, ICTIR 2009, Cambridge, UK, September 10-12, 2009, Proceedings

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Workshop on Information Retrieval over Social Networks
Stéphane Marchand-Maillet | Arjen P. de Vries | Mor Naaman
Advances in Information Retrieval, 31th European Conference on IR Research, ECIR 2009, Toulouse, France, April 6-9, 2009. Proceedings

2008

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Unified relevance models for rating prediction in collaborative filtering
Jun Wang | Arjen P. de Vries | Marcel J. T. Reinders
2008 Volume 26 Issue 3

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Probabilistic relevance ranking for collaborative filtering
Jun Wang | Stephen Robertson | Arjen P. de Vries | Marcel J. T. Reinders
2008 Volume 11 Issue 6

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CWI at ImageCLEF 2008
Theodora Tsikrika | Henning Rode | Arjen P. de Vries
Working Notes for CLEF 2008 Workshop co-located with the 12th European Conference on Digital Libraries (ECDL 2008) , Aarhus, Denmark, September 17-19, 2008

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A probabilistic ranking framework using unobservable binary events for video search
Robin Aly | Djoerd Hiemstra | Arjen P. de Vries | Franciska de Jong
Proceedings of the 7th ACM International Conference on Image and Video Retrieval, CIVR 2008, Niagara Falls, Canada, July 7-9, 2008

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Overview of the TREC 2008 Enterprise Track
Krisztian Balog | Ian Soboroff | Paul Thomas | Peter Bailey | Nick Craswell | Arjen P. de Vries
Proceedings of The Seventeenth Text REtrieval Conference, TREC 2008, Gaithersburg, Maryland, USA, November 18-21, 2008

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Detecting synonyms in social tagging systems to improve content retrieval
Maarten Clements | Arjen P. de Vries | Marcel J. T. Reinders
Proceedings of the 31st Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2008, Singapore, July 20-24, 2008

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Relevance assessment: are judges exchangeable and does it matter
Peter Bailey | Nick Craswell | Ian Soboroff | Paul Thomas | Arjen P. de Vries | Emine Yilmaz
Proceedings of the 31st Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2008, Singapore, July 20-24, 2008

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Proceedings of the 2nd International Conference on Information Interaction in Context, IIiX 2008, London, UK, October 14-17, 2008

Proceedings of the 2nd International Conference on Information Interaction in Context, IIiX 2008, London, UK, October 14-17, 2008

2007

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7^ Dutch-Belgian Information Retrieval Workshop March 28–29, 2007 Katholieke Universiteit Leuven, Belgium
Marie-Francine Moens | Tinne Tuytelaars | Arjen P. de Vries
2007 Volume 41 Issue 2

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The CSIRO enterprise search test collection
Peter Bailey | Nick Craswell | Ian Soboroff | Arjen P. de Vries
2007 Volume 41 Issue 2

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Overview of the TREC 2007 Enterprise Track
Peter Bailey | Arjen P. de Vries | Nick Craswell | Ian Soboroff
Proceedings of The Sixteenth Text REtrieval Conference, TREC 2007, Gaithersburg, Maryland, USA, November 5-9, 2007

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SIGIR 2007: Proceedings of the 30th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, Amsterdam, The Netherlands, July 23-27, 2007

SIGIR 2007: Proceedings of the 30th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, Amsterdam, The Netherlands, July 23-27, 2007

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A Parameterised Search System
Roberto Cornacchia | Arjen P. de Vries
Advances in Information Retrieval, 29th European Conference on IR Research, ECIR 2007, Rome, Italy, April 2-5, 2007, Proceedings

2006

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Overview of the TREC 2006 Enterprise Track
Ian Soboroff | Arjen P. de Vries | Nick Craswell
Proceedings of the Fifteenth Text REtrieval Conference, TREC 2006, Gaithersburg, Maryland, USA, November 14-17, 2006

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MonetDB/X100 at the 2006 TREC Terabyte Track
Sándor Héman | Marcin Zukowski | Arjen P. de Vries | Peter A. Boncz
Proceedings of the Fifteenth Text REtrieval Conference, TREC 2006, Gaithersburg, Maryland, USA, November 14-17, 2006

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The TIJAH XML information retrieval system
Henk Ernst Blok | Vojkan Mihajlovic | Georgina Ramírez | Thijs Westerveld | Djoerd Hiemstra | Arjen P. de Vries
SIGIR 2006: Proceedings of the 29th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, Seattle, Washington, USA, August 6-11, 2006

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Using small XML elements to support relevance
Georgina Ramírez | Thijs Westerveld | Arjen P. de Vries
SIGIR 2006: Proceedings of the 29th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, Seattle, Washington, USA, August 6-11, 2006

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Unifying user-based and item-based collaborative filtering approaches by similarity fusion
Jun Wang | Arjen P. de Vries | Marcel J. T. Reinders
SIGIR 2006: Proceedings of the 29th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, Seattle, Washington, USA, August 6-11, 2006

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Relevant contextual features in XML retrieval
Georgina Ramírez | Arjen P. de Vries
Proceedings of the 1st International Conference on Information Interaction in Context, IIiX 2006, Copenhagen, Denmark, October 18-20, 2006

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A Declarative DB-Powered Approach to IR
Roberto Cornacchia | Arjen P. de Vries
Advances in Information Retrieval, 28th European Conference on IR Research, ECIR 2006, London, UK, April 10-12, 2006, Proceedings

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A User-Item Relevance Model for Log-Based Collaborative Filtering
Jun Wang | Arjen P. de Vries | Marcel J. T. Reinders
Advances in Information Retrieval, 28th European Conference on IR Research, ECIR 2006, London, UK, April 10-12, 2006, Proceedings

2005

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Workshop on the evaluation of multimedia retrieval
Thijs Westerveld | Arjen P. de Vries | Franciska M. G. de Jong
2005 Volume 39 Issue 1

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TIJAH: Embracing IR Methods in XML Databases
Johan A. List | Vojkan Mihajlovic | Georgina Ramírez | Arjen P. de Vries | Djoerd Hiemstra | Henk Ernst Blok
2005 Volume 8 Issue 4

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The Lowlands' TREC Experiments 2005
Henning Rode | Djoerd Hiemstra | Georgina Ramírez | Thijs Westerveld | Arjen P. de Vries
Proceedings of the Fourteenth Text REtrieval Conference, TREC 2005, Gaithersburg, Maryland, USA, November 15-18, 2005

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Overview of the TREC 2005 Enterprise Track
Nick Craswell | Arjen P. de Vries | Ian Soboroff
Proceedings of the Fourteenth Text REtrieval Conference, TREC 2005, Gaithersburg, Maryland, USA, November 15-18, 2005

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Relevance information: a loss of entropy but a gain for IDF?
Arjen P. de Vries | Thomas Rölleke
SIGIR 2005: Proceedings of the 28th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, Salvador, Brazil, August 15-19, 2005

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Structural features in content oriented XML retrieval
Georgina Ramírez | Thijs Westerveld | Arjen P. de Vries
Proceedings of the 2005 ACM CIKM International Conference on Information and Knowledge Management, Bremen, Germany, October 31 - November 5, 2005

2004

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The 4th Dutch-Belgium information retrieval workshop
Arjen P. de Vries
2004 Volume 38 Issue 1

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Third edition of the "XML and information retrieval" workshop first workshop on integration of IR and DB (WIRD) jointly held at SIGIR'2004, Sheffield, UK, July 29^, 2004
Ricardo A. Baeza-Yates | Yoëlle S. Maarek | Thomas Rölleke | Arjen P. de Vries
2004 Volume 38 Issue 2

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A Probabilistic Approach to Medical Image Retrieval
Koen Lubbers | Arjen P. de Vries | Theo W. C. Huibers | Paul E. van der Vet
Multilingual Information Access for Text, Speech and Images, 5th Workshop of the Cross-Language Evaluation Forum, CLEF 2004, Bath, UK, September 15-17, 2004, Revised Selected Papers

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A Probabilistic Approach to the Medical Retrieval Task
Koen Lubbers | Arjen P. de Vries | Theo W. C. Huibers | Paul E. van der Vet
Working Notes for CLEF 2004 Workshop co-located with the 8th European Conference on Digital Libraries (ECDL 2004), Bath, UK, September 15-17, 2004

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Multimedia Retrieval Using Multiple Examples
Thijs Westerveld | Arjen P. de Vries
Image and Video Retrieval: Third International Conference, CIVR 2004, Dublin, Ireland, July 21-23, 2004. Proceedings

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Monitoring User-System Performance in Interactive Retrieval Tasks
Liudmila V. Boldareva | Arjen P. de Vries | Djoerd Hiemstra
Computer-Assisted Information Retrieval (Recherche d'Information et ses Applications) - RIAO 2004, 7th International Conference, University of Avignon, France, April 26-28, 2004. Proceedings

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Tolerance to Irrelevance: A User-effort Evaluation of Retrieval Systems without Predefined Retrieval Unit
Arjen P. de Vries | Gabriella Kazai | Mounia Lalmas
Computer-Assisted Information Retrieval (Recherche d'Information et ses Applications) - RIAO 2004, 7th International Conference, University of Avignon, France, April 26-28, 2004. Proceedings

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The overlap problem in content-oriented XML retrieval evaluation
Gabriella Kazai | Mounia Lalmas | Arjen P. de Vries
SIGIR 2004: Proceedings of the 27th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, Sheffield, UK, July 25-29, 2004

2003

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Experimental result analysis for a generative probabilistic image retrieval model
Thijs Westerveld | Arjen P. de Vries
SIGIR 2003: Proceedings of the 26th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, July 28 - August 1, 2003, Toronto, Canada

2002

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Some Experiments with the Dutch Collection
Arjen P. de Vries | Anne Diekema
Working Notes for CLEF 2002 Workshop co-located with the 6th European Conference on Digital Libraries (ECDL 2002), Rome, Italy, September 19-20, 2002

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Some Experiments with the Dutch Collection
Arjen P. de Vries | Anne Diekema
Advances in Cross-Language Information Retrieval, Third Workshop of the Cross-Language Evaluation Forum, CLEF 2002. Rome, Italy, September 19-20, 2002. Revised Papers

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CWI at the TREC 2002 Video Track
Thijs Westerveld | Arjen P. de Vries | Alex van Ballegooij
Proceedings of The Eleventh Text REtrieval Conference, TREC 2002, Gaithersburg, Maryland, USA, November 19-22, 2002

2001

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Content independence in multimedia databases
Arjen P. de Vries
2001 Volume 52 Issue 11

2000

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A Poor Man's Approach to CLEF
Arjen P. de Vries
Cross-Language Information Retrieval and Evaluation, Workshop of Cross-Language Evaluation Forum, CLEF 2000, Lisbon, Portugal, September 21-22, 2000, Revised Papers

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A Poor Man's Approach to CLEF
Arjen P. de Vries
Working Notes for CLEF 2000 Workshop co-located with the 4th European Conference on Digital Libraries (ECDL 2000), Lisbon, Portugal, September 21-22, 2000

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The Mirror DBMS at TREC-9
Arjen P. de Vries
Proceedings of The Ninth Text REtrieval Conference, TREC 2000, Gaithersburg, Maryland, USA, November 13-16, 2000

1999

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The Mirror DBMS at TREC-8
Arjen P. de Vries | Djoerd Hiemstra
Proceedings of The Eighth Text REtrieval Conference, TREC 1999, Gaithersburg, Maryland, USA, November 17-19, 1999

1998

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The Relationship between IR and Multimedia Databases
Arjen P. de Vries | Henk M. Blanken
20th Annual BCS-IRSG Colloquium on IR, Autrans, France. 25th-27th March 1998