1. George Awad, Asad Butt, Keith Curtis, Yooyoung Lee, Jonathan Fiscus, Afzad Godil, Andrew Delgado, Jesse Zhang, Eliot Godard, Lukas Diduch, Alan Smeaton, Yvette Graham, Wessel Kraaij, and Georges Quénot. Trecvid 2019: an evaluation campaign to benchmark VideoActivity Detection, Video Captioning and Matching, and VideoSearch & retrieval. In Proceedings of TRECVID 2019, 2019. NIST. [bibtex-entry]



2. Anne Dirkson, Suzan Verberne, and Wessel Kraaij. Narrative Detection in Online Patient Communities. In Proceedings of the Text2Story workshop at ECIR 2019, pages 21-28, 2019. [bibtex-entry]

1. Dirkson A., S. Verberne, van Oortmerssen G., and W. Kraaij. Lexical normalization of user-generated forum data. In Proceedings of the Dutch-Belgium Information Retrieval workshop (DIR 2018), 2018. [bibtex-entry]



2. George Awad, Asad Butt, Keith Curtis, Yooyoung Lee, Jonathan Fiscus, Afzad Godil, David Joy, Andrew Delgado, Alan Smeaton, Yvette Graham, Wessel Kraaij, Georges Quénot, Joao Magalhaes, David Semedo, and Saverio Blasi. Trecvid 2018: Benchmarking video activity detection, video captioning and matching, video storytelling linking and video search. In Proceedings of TRECVID 2018, 2018. NIST. [bibtex-entry]



3. Anne-Marie Brouwer, Loïs van de Water, Maarten Hogervorst, Wessel Kraaij, Jan Maarten Schraagen, and Koen Hogenelst. Monitoring Mental State During Real Life Office Work. In Jaap Ham, Anna Spagnolli, Benjamin Blankertz, Luciano Gamberini, and Giulio Jacucci, editors, Symbiotic Interaction, Cham, pages 18-29, 2018. Springer International Publishing. [bibtex-entry]



4. Anne Dirkson, Suzan Verberne, Gerard Van Oortmerssen, Hans Gelderblom, and Wessel Kraaij. Open knowledge discovery and data mining from patient forums. In proceedings of 2018 IEEE 14th International Conference on e-Science (e-Science), 2018. IEEE. [bibtex-entry]



5. Meilof VEENINGEN, Supriyo CHATTERJEA, Anna Zsófia HORVÁTH, Gerald SPINDLER, Eric BOERSMA, Peter van der SPEK, Onno van der GALIËN, Job GUTTELING, Wessel KRAAIJ, and Thijs VEUGEN. Enabling Analytics on Sensitive Medical Data with Secure Multi-Party Computation. In Proceedings of Medical Informatics Europe 2018, Gothenburg, 2018. [bibtex-entry]

1. Anne-Marie Brouwer, Lois van de Water, Maarten Hogervorst, Wessel Kraaij, Jan Maarten Schaagen, and Koen Hogenelst. Monitoring mental state during real life office work. In Proceedings of Symbiotic 2017, Eindhoven, 2017. [bibtex-entry]



2. Stephan Raaijmakers, Maya Sappelli, and Wessel Kraaij. Investigating the interpretability of hidden layers in deep text mining. In Proceedings of Semantics 2017, Amsterdam, 2017. [bibtex-entry]



3. Gerard van Oortmerssen, Stephan Raaijmakers, Maya Sappelli, Erik Boertjes, Suzan Verberne, Nicole Walasek, and Wessel Kraaij. Analyzing cancer forum discussions with text mining. In Proceedings of the International Joint Workshop KR4HC - ProHealth 2017 (in conjunction with AIME 2017), 2017. [bibtex-entry]

1. George Awad, Jonathan Fiscus, Martial Michel, David Joy, Wessel Kraaij, Alan F. Smeaton, Georges Quénot, Maria Eskevich, Robin Aly, Gareth J. F. Jones, Roeland Ordelman, Benoit Huet, and Martha Larson. TRECVID 2016: Evaluating Video Search, Video Event Detection, Localization, and Hyperlinking. In Proceedings of TRECVID 2016, 2016. NIST, USA. Keyword(s): TRECVid, Video Retrieval, Multimedia Retrieval, IR Evaluation. [bibtex-entry]



2. Suzan Verberne, Bram Arends, Wessel Kraaij, and Arjen de Vries. Longitudinal Navigation Log Data on a Large Web Domain. In Proceedings of the 39th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR '16, New York, NY, USA, pages 697-700, 2016. ACM. Keyword(s): access logs, data collection, graph clustering, link analysis, navigation behavior. [bibtex-entry]

1. S. Koldijk, J. Bernard, T. Ruppert, J. Kohlhammer, M.A. Neerincx, and W. Kraaij. Visual Analytics of Work Behavior Data - Insights on Individual Differences. In Proceedings of EuroVis 2015, Cagliari, Italy, 2015.. [bibtex-entry]



2. C. Ngo, Y. Lu, H. Zhang, M. de Boer, K. Schutte, and W. Kraaij. VIREO-TNO at TRECVID 2015: Multimedia Event Detection. In Proceedings of TRECVID 2015, 2015. NIST, USA. Keyword(s): TRECVid, Video Retrieval, Multimedia Retrieval, IR Evaluation. [bibtex-entry]



3. Paul Over, Jonathan Fiscus, David Joy, Martial Michel, George Awad, Wessel Kraaij, Alan F. Smeaton, Georges Quénot, and Roeland Ordelman. TRECVID 2015 -- An Overview of the Goals, Tasks, Data, Evaluation Mechanisms and Metrics. In Proceedings of TRECVID 2015, 2015. NIST, USA. Keyword(s): TRECVid, Video Retrieval, Multimedia Retrieval, IR Evaluation. [bibtex-entry]

1. Saskia Koldijk, Gijs Koot, Mark Neerincx, and Wessel Kraaij. Privacy and user trust in context-aware systems. In The 22nd conference on user modelling, adaptation and personalization, 2014. [bibtex-entry]



2. Saskia Koldijk, Mark Neerincx, and Wessel Kraaij. Privacy and User Trust in Context-Aware Systems. In Proceedings of Well-being at Work 2014, Copenhagen, Denmark, 2014. [bibtex-entry]



3. Saskia Koldijk, Maya Sappelli, Suzan Verberne, Mark Neerincx, and Wessel Kraaij. The SWELL Knowledge Work Dataset for Stress and User Modeling Research. In Proceedings of the International Conference on Multimodal Interaction, 2014. ACM. [bibtex-entry]



4. C. Ngo, Y. Lu, H. Zhang, T. Yao, C. Tan, C. Tan, L. Pang, M. de Boer, J. Schavemaker, K. Schutte, and W. Kraaij. VIREO-TNO at TRECVID 2014: Multimedia Event Detection and Recounting (MED and MER). In Proceedings of TRECVID 2014, 2014. NIST, USA. Keyword(s): TRECVid, Video Retrieval, Multimedia Retrieval, IR Evaluation. [bibtex-entry]



5. Paul Over, George Awad, Martial Michel, Jonathan Fiscus, Greg Sanders, Wessel Kraaij, Alan F. Smeaton, and Georges Quénot. TRECVID 2014 -- An Overview of the Goals, Tasks, Data, Evaluation Mechanisms and Metrics. In Proceedings of TRECVID 2014, 2014. NIST, USA. Keyword(s): TRECVid, Video Retrieval, Multimedia Retrieval, IR Evaluation. [bibtex-entry]



6. Maya Sappelli, Suzan Verberne, Saskia Koldijk, and Wessel Kraaij. Collecting a information dataset of behaviour in context. In Proceedings of the Workshop on Context-awareness in Retrieval and Recommendation (CARR @ ECIR 2014), 2014. [bibtex-entry]



7. Maya Sappelli, Suzan Verberne, and Wessel Kraaij. E-mail categorization using partially related training examples. In Proceedings of the 5th Information Interaction in Context Symposium (IIiX 2014), 2014. ACM. [bibtex-entry]



8. Suzan Verberne, Maya Sappelli, and Wessel Kraaij. Query term suggestion in academic search. In Proceedings of the 36th European Conference on Information Retrieval (ECIR), Amsterdam, the Netherlands, April 2014, 2014. [bibtex-entry]

1. Florence Amardeilh, Wessel Kraaij, Martijn Spitters, Corné Versloot, and Sinan Yurtsever. Semi-automatic Ontology Maintenance in the Virtuoso News Monitoring System. In Proceedings of European Intelligence and Security Informatics Conference (EISIC), pages 135-138, 2013. [bibtex-entry]



2. H. Bouma, G. Azzopardi, M. Spitters, J de Wit, C. Versloot, R. van der Zon, P. Eendebak, J. Baan, J. ten Hove, A. van Eekeren, F. ter Haar, R. den Hollander, J. van Huis, M. de Boer, G. van Antwerpen, J. Broekhuijsen, L. Daniele, P. Brandt, J. Schavemaker, W. Kraaij, and K. Schutte. TNO at TRECVID 2013: Multimedia Event Detection and Instance Search. In Proceedings of TRECVID 2013, 2013. NIST, USA. Keyword(s): TRECVid, Video Retrieval, Multimedia Retrieval, IR Evaluation. [bibtex-entry]



3. S. Koldijk, M. Sappelli, M. Neerincx, and W. Kraaij. Unobtrusive monitoring of knowledge workers for stress self-regulation. In Proceedings of the 21th International Conference on User Modeling, Adaptation and Personalization, 2013. [bibtex-entry]



4. Paul Over, Jonathan Fiscus, Greg Sanders, Martial Michel, George Awad, Alan F. Smeaton, Wessel Kraaij, and Georges Quénot. TRECVID 2013 -- An Overview of the Goals, Tasks, Data, Evaluation Mechanisms and Metrics. In Proceedings of TRECVID 2013, 2013. NIST, USA. Keyword(s): TRECVid, Video Retrieval, Multimedia Retrieval, IR Evaluation. [bibtex-entry]



5. M. Sappelli, S. Verberne, and W. Kraaij. Combining textual and non-textual features for e-mail importance estimation. In Proceedings of the 25th Benelux Conference on Artificial Intelligence, 2013. [bibtex-entry]



6. Maya Sappelli, Suzan Verberne, and Wessel Kraaij. Recommending personalized touristic sights using google places. In Proceedings of the 36th international ACM SIGIR conference on Research and development in information retrieval, SIGIR '13, New York, NY, USA, pages 781-784, 2013. ACM. Keyword(s): contextual suggestion, recommender systems. [bibtex-entry]



7. Maya Sappelli, Suzan Verberne, and Wessel Kraaij. TNO and RUN at the TREC2012 Contextual Suggestion Track. In Proceedings of TREC 2012, 2013. NIST, USA. Keyword(s): TREC. [bibtex-entry]



8. Klamer Schutte, Freek Bomhof, Gertjan Burghouts, Jurriaan van Diggelen, Peter Hiemstra, Jaap van 't Hof, Wessel Kraaij, Huib Pasman, Arthur Smith, Corne Versloot, and Joost de Wit. GOOSE: semantic search on internet connected sensors. In Proc. SPIE, volume 8758, pages 875806-875806-13, 2013. [bibtex-entry]



9. S. Verberne, M. Sappelli, and W. Kraaij. Term extraction for user profiling: evaluation by the user. In Proceedings of the 21th International Conference on User Modeling, Adaptation and Personalization, 2013. [bibtex-entry]



10. S. Verberne, M. Sappelli, D. Ransgaard Sorensen, and W. Kraaij. Personalization in Professional Academic Search. In Workshop on Integrating IR technologies for Professional Search, 2013. [bibtex-entry]

1. Saskia Koldijk, Mark Neerincx, and Wessel Kraaij. Unobtrusively measuring stress and workload of knowledge workers. In Proceedings of Measuring Behavior 2012, Utrecht, The Netherlands, 28-31 August 2012. [bibtex-entry]



2. Saskia Koldijk, Mark van Staalduinen, Mark Neerincx, and Wessel Kraaij. Real-time task recognition based on knowledge workers' computer activities. In Proceedings of ECCE 2012, Edinburgh, Scotland, 28-31 August 2012. [bibtex-entry]



3. Paul Over, George Awad, Martial Michel, Jonathan Fiscus, Greg Sanders, Barbara Shaw, Wessel Kraaij, Alan F. Smeaton, and Georges Quénot. TRECVID 2012 -- An Overview of the Goals, Tasks, Data, Evaluation Mechanisms and Metrics. In Proceedings of TRECVID 2012, 2012. NIST, USA. Keyword(s): TRECVid, Video Retrieval, Multimedia Retrieval, IR Evaluation. [bibtex-entry]



4. M. Sappelli, S. Verberne, and W. Kraaij. Supervision of learning methods in user data interpretation. In Proceedings of the 4th Information Interaction in Context Symposium, pages 327-327, 2012. [bibtex-entry]



5. M. Sappelli, S. Verberne, and W. Kraaij. Using file system content to organize e-mail. In Proceedings of the Fourth Information Interaction in Context Symposium (IIiX 2012), 2012. [bibtex-entry]



6. M. Sappelli, S. Verberne, M. Van der Heijden, M. Hinne, and W. Kraaij. Collecting ground truth data for query intent. In Proceedings of the Dutch-Belgium Information Retrieval workshop (DIR 2012), 2012. [bibtex-entry]



7. John Schavemaker, Corne Versloot, Joost de Wit, and Wessel Kraaij. TNO instance search submission 2012. In Proceedings of TRECVID 2012, 2012. NIST, USA. Keyword(s): TRECVid, Video Retrieval, Multimedia Retrieval, IR Evaluation. [bibtex-entry]



8. Alan F Smeaton, Georges Quénot, and Wessel Kraaij. A decade of work on semantic concept detection from video: TRECVid.s contribution. In Workshop on vision and language 2012 (VL'12), Sheffield, 2012. [bibtex-entry]

1. Max Hinne, Maarten van der Heijden, Suzan Verberne, and Wessel Kraaij. A multi-dimensional model for search intent. In Proceedings of the Dutch-Belgian Information Retrieval Workshop (DIR 2011), 2011. Keyword(s): search intent. [bibtex-entry]



2. Saskia Koldijk, Mark van Staalduinen, Stephan Raaijmakers, Iris van Rooij, and Wessel Kraaij. Activity-logging for self-coaching of knowledge workers. In Aiden R. Doherty, Kieron O'Hara, Kiyoharu Aizawa, Niamh Caprani, and Alan F. Smeaton, editors, Proceedings of IAPMA2011: 2nd Workshop in Information Access for Personal Media Archives, 2011. Dublin City University. Keyword(s): self management, activity logging. [bibtex-entry]



3. Paul Over, George Awad, Jonathan Fiscus, Martial Michel Alan F. Smeaton, Wessel Kraaij, Alan F. Smeaton, and Georges Quénot. TRECVID 2012 -- An Overview of the Goals, Tasks, Data, Evaluation Mechanisms and Metrics. In Proceedings of TRECVID 2011, 2011. NIST, USA. Keyword(s): TRECVid, Video Retrieval, Multimedia Retrieval, IR Evaluation. [bibtex-entry]



4. Suzan Verberne, Lou Boves, and Wessel Kraaij. Bringing Why-QA to Web Search. In Advances in Information Retrieval: 33rd European Conference on IR Resarch, ECIR 2011, Dublin, Ireland, April 18-21, 2011, Proceedings, pages 491-496, 2011. [bibtex-entry]



5. Laurens van der Werff, Wessel Kraaij, and Franciska de Jong. Speech Transcript Evaluation for Information Retrieval. In Proceedings of Interspeech 2011, Florence, 2011. Keyword(s): IR Evaluation, Spoken Document Retrieval. [bibtex-entry]

1. Martha Larson, Roeland Ordelman, Florian Metze, Wessel Kraaij, and Franciska de Jong. Multimedia content with a speech track: ACM multimedia 2010 workshop on searching spontaneous conversational speech. In Proceedings of the international conference on Multimedia, MM '10, New York, NY, USA, pages 1747-1748, 2010. ACM. Keyword(s): audio-visual retrieval, multimedia access, speech, speech recognition, spoken content. [bibtex-entry]



2. Paul Over, George Awad, Jonathan Fiscus, Brian Antonishek, Alan F. Smeaton, Wessel Kraaij, and Georges Quénot. TRECVID 2010 -- An Overview of the Goals, Tasks, Data, Evaluation Mechanisms and Metrics. In Proceedings of TRECVID 2010, 2010. NIST, USA. Keyword(s): TRECVid, Video Retrieval, Multimedia Retrieval, IR Evaluation. [bibtex-entry]



3. Stephan Raaijmakers and Wessel Kraaij. Classifier Calibration for Multi-Domain Sentiment Classification. In William W. Cohen and Samuel Gosling, editors, Proceedings of the Fourth International Conference on Weblogs and Social Media, ICWSM 2010, Washington, DC, USA, May 23-26, 2010, 2010. The AAAI Press. Keyword(s): Sentiment Mining. [bibtex-entry]



4. John Schavemaker, Peter-Jan Doets, Stephan Raaijmakers, Mark van Staalduinen, and Wessel Kraaij. TNO instance search at TRECVID 2010. In Proceedings of TRECVID 2010, 2010. NIST, USA. Keyword(s): TRECVid, Video Retrieval, Multimedia Retrieval, IR Evaluation. [bibtex-entry]



5. R.B. Trieschnigg, D. Hiemstra, F.M.G. de Jong, and W. Kraaij. A Cross-lingual Framework for Monolingual Biomedical Information Retrieval. In Proceedings of the 19th ACM conference on Information and knowledge management (CIKM '10), New York, pages 10, 2010. ACM. Keyword(s): genomics, Cross-Language Information Retrieval. [bibtex-entry]



6. Suzan Verberne, Max Hinne, Maarten van der Heijden, Eduard Hoenkamp, Wessel Kraaij, and Theo van der Weide. How does the Library Searcher Behave? A Contrastive Study of Library Search against Ad-hoc Search. In Proceedings of the Conference on Multilingual and Multimodal Information Access Evaluation (CLEF 2010), logCLEF workshop, 2010. Keyword(s): Attention metadata, Professional Search. [bibtex-entry]



7. Maarten van der Heijden, Max Hinne, Suzan Verberne, Eduard Hoenkamp, Theo van der Weide, and Wessel Kraaij. When is a query a question? Reconstructing wh-requests from ad hoc-queries. In Proceedings of the Query Representation and Understanding workshop at SIGIR 2010, pages 17-20, 2010. Keyword(s): Language Modeling, Attention Metadata, Query intent. [bibtex-entry]

1. Max Hinne, Wessel Kraaij, Suzan Verberne, Stephan Raaijmakers, Theo Van der Weide, and Maarten Van der Heijden. Annotation of URLs: more than the sum of parts. In Proceedings of SIGIR 2009 (poster), New York, NY, USA, pages 632-633, 2009. ACM. Keyword(s): Language Modeling, Attention Metadata. [bibtex-entry]



2. Martha Larson, Roeland Ordelman, Franciska de Jong, Wessel Kraaij, and Joachim Köhler. Searching multimedia content with a spontaneous conversational speech track. In Wen Gao, Yong Rui, Alan Hanjalic, Changsheng Xu, Eckehard G. Steinbach, Abdulmotaleb El-Saddik, and Michelle X. Zhou, editors, Proceedings of the 17th International Conference on Multimedia 2009, Vancouver, British Columbia, Canada, October 19-24, 2009, pages 1159-1160, 2009. Keyword(s): Spoken Document Retrieval, Multimedia Retrieval. [bibtex-entry]



3. Paul Over, George Awad, Martial Michel, Jonathan Fiscus, Wessel Kraaij, and Alan F. Smeaton. TRECVID 2009 -- Goals, Tasks, Data, Evaluation Mechanisms and Metrics. In Proceedings of TRECVID 2009, 2009. NIST, USA. Keyword(s): TRECVid, Video Retrieval, Multimedia Retrieval, IR Evaluation. [bibtex-entry]



4. Stephan Raaijmakers and Wessel Kraaij. Polarity Classification of Blog TREC 2008 Data with a Geodesic Kernel. In Proceedings of TREC 2008, 2009. Keyword(s): Sentiment Mining. [bibtex-entry]



5. Suzan Verberne, Max Hinne, Maarten van der Heijden, Wessel Kraaij, Eva D'hondt, and Theo van der Weide. Annotating URLs with query terms: What factors predict reliable annotations?. In Proceedings of the Understanding the User (UIIR) workshop at SIGIR 2009, 2009. Keyword(s): Language Modeling, Attention Metadata. [bibtex-entry]



6. Maarten van der Heijden, Max Hinne, Wessel Kraaij, Suzan Verberne, and Theo van der Weide. Using query logs and click data to create improved document descriptions. In WSCD '09: Proceedings of the 2009 workshop on Web Search Click Data, New York, NY, USA, pages 64-67, 2009. ACM. Keyword(s): Language Modeling, Attention Metadata. [bibtex-entry]

1. Peter Jan Doets, Pieter Eendebak, Elena Ranguelova, and Wessel Kraaij. TNO at TRECVID 2008, Combining Audio and Video Fingerprinting for Robust Copy Detection. In Proceedings of TRECVID 2008, 2008. NIST, USA. Keyword(s): TRECVid, Video Retrieval, Multimedia Retrieval. [bibtex-entry]



2. Pieter Eendebak, Wessel Kraaij, Stephan Raaijmakers, Elena Ranguelova, Ork de Rooij, Andrew Thean, and Marcel Worring. Visual tools for assisting child pornography investigators. In Proceedings of the NEM Summit 2008, 2008. Keyword(s): Multimedia Retrieval, Forensic Search. [bibtex-entry]



3. Wessel Kraaij, Stephan Raaijmakers, and Paul Elzinga. Maximizing classifier utility for a given accuracy. In A. Nijholt, M. Pantic, M. Poel, and G. H. W. Hondorp, editors, BNAIC 2008, Proceedings 20th Belgian-Netherlands Conference on Artificial Intelligence, Enschede, October 2008. University of Twente. Keyword(s): Forensic Search. [bibtex-entry]



4. E. Meij, R.B. Trieschnigg, M. de Rijke, and W. Kraaij. Parsimonious concept modeling. In S.H. Myaeng, W.D. Oard, F. Sebastiani, and M.K. Leong, editors, Proceedings of the 31st annual international ACM SIGIR conference on Research and development in information retrieval, volume 31 of Annual ACM Conference on Research and Development in Information Retrieval, New York, pages 815-816, 2008. ACM. Note: ISBN=978-1-60558-164-4. Keyword(s): Language Modeling. [bibtex-entry]



5. Paul Over, George Awad, Travis Rose, Jonathan Fiscus, Wessel Kraaij, and Alan F. Smeaton. TRECVID 2008 -- Goals, Tasks, Data, Evaluation Mechanisms and Metrics. In Proceedings of TRECVID 2008, 2008. NIST, USA. Keyword(s): TRECVid, Video Retrieval, Multimedia Retrieval, IR Evaluation. [bibtex-entry]



6. Stephan Raaijmakers and Wessel Kraaij. A Shallow Approach to Subjectivity Classification. In Proceedings of ICWSM08, 2008. [bibtex-entry]



7. R.B. Trieschnigg, E. Meij, M. de Rijke, and W. Kraaij. Measuring concept relatedness using language models. In S.H. Myaeng, W.D. Oard, F. Sebastiani, and M.K. Leong, editors, Proceedings of the 31st annual international ACM SIGIR conference on Research and development in information retrieval, volume 31 of Annual ACM Conference on Research and Development in Information Retrieval, New York, pages 823-824, 2008. ACM. Note: ISBN=978-1-60558-164-4. Keyword(s): Language Modeling. [bibtex-entry]



8. D. Trieschnigg, M. Schuemie, and W. Kraaij. Cross Language Information Retrieval for biomedical literature. In Proceedings of TREC 16, 2008. Keyword(s): genomics. [bibtex-entry]

1. P. Over, G. Awad, W. Kraaij, and A.F Smeaton. TRECVID 2007 - Overview. In Proceedings of TRECVID 2007, 2007. NIST, USA. Keyword(s): TRECVid, Video Retrieval, Multimedia Retrieval, IR Evaluation. [bibtex-entry]



2. W. Post, E. Elling, A. Cremers, and W. Kraaij. Experimental comparison of multimodal meeting browsers. In HCI International 2007, 2007. Keyword(s): Meetings. [bibtex-entry]



3. D. Trieschnigg, W. Kraaij, and M.J. Schuemie. Concept Based Document Retrieval for Genomics Literature. In Proceedings of TREC 15, 2007. Keyword(s): Genomics. [bibtex-entry]



4. Dolf Trieschnigg, Wessel Kraaij, and Franciska de Jong. The influence of basic tokenization on biomedical document retrieval. In Wessel Kraaij, Arjen P. de Vries, Charles L.A. Clarke, Norbert Fuhr, and Noriko Kando, editors, SIGIR '07: Proceedings of the 30th annual international ACM SIGIR conference on Research and development in information retrieval, New York, NY, USA, pages 803-804, 2007. ACM Press. Keyword(s): Genomics. [bibtex-entry]

1. W. Kraaij, P. Over, T. Ianeva, and A.F Smeaton. TRECVID 2006 - An Overview. In Proceedings of TRECVID 2006, 2006. NIST, USA. Keyword(s): TRECVid, Video Retrieval, Multimedia Retrieval, IR Evaluation. [bibtex-entry]



2. W. Kraaij and W. Post. Task based evaluation of exploratory search systems. In SIGIR 2006 workshop, Evaluating Exploratory Search Systems, 2006. Keyword(s): IR Evaluation. [bibtex-entry]



3. B.J.A. Schijvenaars, M.J. Schuemie, E.M. van Mulligen, M. Weeber, R. Jelier, B. Mons, J.A. Kors, and W. Kraaij. TREC 2005 Genomics Track A Concept-Based Approach to Text Categorization. In Proceedings of TREC 14, 2006. Keyword(s): Genomics. [bibtex-entry]



4. Alan Smeaton, Paul Over, and Wessel Kraaij. Evaluation Campaigns and TRECVid. In Proceedings of the 8th ACM SIGMM International workshop on Multimedia Information Retrieval, 2006. Keyword(s): TRECVid, Video Retrieval, Multimedia Retrieval, IR Evaluation. [bibtex-entry]



5. F. van Kesteren and W. Kraaij. Measuring the quality of multi-document cluster headlines. In Proceedings of the IIIA 2006 workshop, 2006. Keyword(s): Summarization, IR Evaluation. [bibtex-entry]

1. Anne Hendrik Buist, Wessel Kraaij, and Stephan Raaijmakers. Automatic Summarization of Meeting Data: A feasibility Study. In proceedings of the 15th CLIN conference, 2005. Keyword(s): Summarization, Meetings. [bibtex-entry]



2. Jean Carletta, Simone Ashby, Sebastien Bourban, Mike Flynn, Mael Guillemot, Thomas Hain, Jaroslav Kadlec, Vasilis Karaiskos, Wessel Kraaij, Melissa Kronenthal, Guillaume Lathoud, Mike Lincoln, Agnes Lisowska, Iain McCowan, Wilfried Post, Dennis Reidsma, and Pierre Wellner. The AMI Meeting Corpus: A Pre-Annoncement. In Proceedings of MLMI 2005, 2005. Keyword(s): Meetings. [bibtex-entry]



3. Jean Carletta, Simone Ashby, Sebastien Bourban, Mike Flynn, Mael Guillemot, Thomas Hain, Jaroslav Kadlec, Vasilis Karaiskos, Wessel Kraaij, Melissa Kronenthal, Guillaume Lathoud, Mike Lincoln, Agnes Lisowska, Iain McCowan, Wilfried Post, Dennis Reidsma, and Pierre Wellner. The AMI Meetings Corpus. In Proceedings of the Measuring Behavior 2005 symposium on Annotating and measuring Meeting Behavior, 2005. Keyword(s): Meetings. [bibtex-entry]



4. Wessel Kraaij, Marc Weeber, Stephan Raaijmakers, and Rob Jelier. MeSH based feedback, concept recognition and stacked classification for curation tasks. In Proceedings of TREC 2004, 2005. NIST. Keyword(s): Genomics. [bibtex-entry]



5. P. Over, T. Ianeva, W. Kraaij, and A.F. Smeaton. TRECVID 2005 - An Overview. In Proceedings of TRECVID 2005, 2005. NIST, USA. Keyword(s): TRECVid, Video Retrieval, Multimedia Retrieval, IR Evaluation. [bibtex-entry]



6. Dolf Trieschnigg and Wessel Kraaij. Hierarchical topic detection in large digital news archives. In Proceedings of the 5th Dutch Belgian Information Retrieval workshop (DIR), 2005. Keyword(s): Topic Detection and Tracking. [bibtex-entry]



7. Dolf Trieschnigg and Wessel Kraaij. Scalable Hierarchical Topic Detection (extended abstract). In Proceedings of the 28th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval (SIGIR 2005), 2005. Keyword(s): Topic Detection and Tracking. [bibtex-entry]



8. Franciska de Jong and Wessel Kraaij. Novalist: Content Reduction for Cross-media News Browsing. In Proceedings of the RANLP workshop Crossing barriers in Text Summarization Research, 2005. Keyword(s): Summarization, Topic Detection and Tracking. [bibtex-entry]

1. W. Kraaij, A.F Smeaton, P. Over, and Joaquim Arlandis. TRECVID - An Overview. In Proceedings of TRECVID 2004, 2004. NIST, USA. Keyword(s): video Retrieval, Multimedia Retrieval, IR Evaluation, TRECVid. [bibtex-entry]



2. Wessel Kraaij and Franciska de Jong. Transitive probabilistic CLIR models. In Proceedings of RIAO 2004, 2004 . Keyword(s): Cross-Language Information Retrieval, Language Modeling, Parallel Corpora. [bibtex-entry]



3. · A. F. Smeaton, W. Kraaij, and P. Over. The TREC VIDeo Retrieval Evaluation (TRECVID): A Case Study and Status Report. In Proceedings of RIAO 2004, 2004 . Keyword(s): TRECVid, Video Retrieval, IR Evaluation. [bibtex-entry]



4. A.F. Smeaton, P. Over, and W. Kraaij. TRECVID: Evaluating the Effectiveness of Information Retrieval Tasks on Digital Video. In Proceedings of the ACM MM'04, pages 652-655, October 2004. ACM. Keyword(s): TRECVid, Video Retrieval, Multimedia Retrieval, IR Evaluation. [bibtex-entry]

1. Wessel Kraaij. Exploring transitive translation methods. In Arjen P. De Vries, editor, Proceedings of DIR 2003, 2003. Keyword(s): Cross-Language Information Retrieval, Language Modeling. [bibtex-entry]



2. A.F Smeaton, W. Kraaij, and P. Over. TRECVID - An Overview. In Proceedings of TRECVID 2003, 2003. NIST, USA. Keyword(s): TRECVid, Video Retrieval, Multimedia Retrieval, IR Evaluation. [bibtex-entry]

1. W. Kraaij, M. Spitters, and A. Hulth. Headline extraction based on a combination of uni- and multidocument summarization techniques. In Proceedings of the ACL workshop on Automatic Summarization/Document Understanding Conference (DUC 2002), June 2002. ACL. Keyword(s): Summarization, Language Modeling. [bibtex-entry]



2. W. Kraaij, T. Westerveld, and D. Hiemstra. The Importance of Prior Probabilities for Entry Page Search. In M. Beaulieu, R. Baeza-Yates, S. H. Myaeng, and K. Järvelin, editors, Proceedings of the 25th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval (SIGIR 2002), pages 27-34, 2002. ACM Press. Keyword(s): Web Retrieval, Language Modeling. [bibtex-entry]



3. Martijn Spitters and Wessel Kraaij. Unsupervised Clustering in Multilingual News Streams. In Proceedings of the LREC 2002 workshoop: Event Modelling for Multilingual Document Linking, pages 42-46, 2002. Keyword(s): Topic Detection and Tracking, Topic Detection and Tracking, Language Modeling. [bibtex-entry]



4. Thijs Westerveld, Wessel Kraaij, and Djoerd Hiemstra. Retrieving Web Pages using Content, Links, URLs and Anchors. In Ellen M. Voorhees and Donna K. Harman, editors, Proceedings of the tenth Text Retrieval Conference (TREC-10), pages 663-672, 2002. National Institute of Standards and Technology, NIST Special Publication 500-250. Keyword(s): Web Retrieval, Language Modeling. [bibtex-entry]

1. W. Kraaij, M. Spitters, and M. van der Heijden. Combining a mixture language model and Naive Bayes for multi-document summarisation. In Proceedings of the DUC2001 workshop (SIGIR2001), New Orleans, 2001. Keyword(s): Summarization, Language Modeling. [bibtex-entry]



2. Wessel Kraaij and Thijs Westerveld. TNO/UT at TREC-9: How different are WEB documents?. In Proceedings of the ninth Text Retrieval Conference TREC-9, NIST special publication 500-249, 2001. Keyword(s): Web Retrieval, Language Modeling. [bibtex-entry]



3. Martijn Spitters and Wessel Kraaij. TNO at TDT2001: Language Model-Based Topic Detection. In Topic Detection and Tracking (TDT) Workshop 2001, November 2001. NIST. Keyword(s): Topic Detection and Tracking, Language Modeling. [bibtex-entry]



4. M. Spitters and W. Kraaij. Using Language Models for Tracking Events of Interest over Time. In Proceedings of the Workshop on Language Models for Information Retrieval (LMIR2001), 2001. Keyword(s): Topic Detection and Tracking, Language Modeling. [bibtex-entry]

1. W. Kraaij, R. Pohlmann, and D. Hiemstra. Twenty-One at TREC-8: using Language Technology for Information Retrieval. In Ellen M. Voorhees and Donna K. Harman, editors, The Eigth Text REtrieval Conference (TREC-8), volume 8, pages 285-300, 2000. National Institute of Standards and Technology, NIST. Note: NIST Special Publication 500-246. Keyword(s): Cross-Language Information Retrieval, Language Modeling. [bibtex-entry]



2. Martijn Spitters and Wessel Kraaij. A language modeling approach to tracking news events. In Proceedings of the TDT 2000 workshop, 2000. Keyword(s): Topic Detection and Tracking, Language Modeling. [bibtex-entry]

1. Rudie Ekkelenkamp, Wessel Kraaij, and David van Leeuwen. TNO TREC-7 site report: SDR and Filtering. In Ellen M. Voorhees and Donna K. Harman, editors, The Seventh Text REtrieval Conference (TREC-7), volume 7, 1999 . National Institute of Standards and Technology, NIST. Note: NIST Special Publication 500-242. Keyword(s): Spoken Document Retrieval, Multimedia Retrieval. [bibtex-entry]



2. Djoerd Hiemstra and Wessel Kraaij. Twenty-One at TREC-7: Ad Hoc and Cross Language track. In Ellen M. Voorhees and Donna K. Harman, editors, The Seventh Text REtrieval Conference (TREC-7), volume 7, 1999 . National Institute of Standards and Technology, NIST. Note: NIST Special Publication 500-242. Keyword(s): Cross-Language Information Retrieval, Language Modeling. [bibtex-entry]



3. David A. van Leeuwen, Wessel Kraaij, and Rudie Ekkelenkamp. Prediction of keyword spotting performance based on phonemic contents. In Tony Robinson and Steve Renals, editors, Proceedings of the ESCA workshop: Accessing information in spoken audio, pages 73-77, April 1999. Cambridge University. Keyword(s): Spoken Document Retrieval, Multimedia Retrieval. [bibtex-entry]

1. Wessel Kraaij, Rudie Ekkelenkamp, Joop van Gent, and David van Leeuwen. Phoneme based Spoken Document Retrieval. In Proceedings of the fourteenth Twente Workshop on Language Technology (TWLT14), pages 141-153, 1998. Keyword(s): Spoken Document Retrieval, Multimedia Retrieval. [bibtex-entry]



2. Wessel Kraaij and Djoerd Hiemstra. Cross Language Retrieval with the Twenty-One system. In Ellen M. Voorhees and Donna K. Harman, editors, The Sixth Text REtrieval Conference (TREC-6), volume 6, 1998 . National Institute of Standards and Technology, NIST. Note: NIST Special Publication 500-240. Keyword(s): Cross-Language Information Retrieval. [bibtex-entry]



3. Wessel Kraaij and Renée Pohlmann. Comparing the Effect of Syntactic vs. Statistical Phrase Indexing Strategies for Dutch. In Christos Nicolaou and Constantine Stephanides, editors, Research and Advanced Technology for Digital Libraries - Second European Conference, ECDL'98, Proceedings, number 1513 of Lecture Notes in Computer Science, pages 605-614, September 1998. Springer Verlag. Keyword(s): Phrase Indexing. [bibtex-entry]

1. Djoerd Hiemstra, Franciska de Jong, and Wessel Kraaij. A Domain Specific Lexicon Acquisition Tool for Cross-Language Information Retrieval. In L. Devroye and C. Chrisment, editors, Proceedings of RIAO'97, pages 217-232, 1997. Keyword(s): Cross-Language Information Retrieval. [bibtex-entry]



2. Djoerd Hiemstra, Franciska de Jong, and Wessel Kraaij. The Twenty-One Demonstrator. In Proceedings of the RIAO'97 Conference on Computer-Assisted Information Searching on Internet, pages 645-647, 1997. Keyword(s): Cross-Language Information Retrieval. [bibtex-entry]



3. Wessel Kraaij. Multilingual Functionality in the TwentyOne Project. In David Hull and Douglas Oard, editors, AAAI Symposium on Cross-Language Text and Speech Retrieval, March 1997. American Association for Artificial Intelligence. Keyword(s): Cross-Language Information Retrieval. [bibtex-entry]



4. Wessel Kraaij. The EU project Twenty-One and Cross-Language IR. In ERCIM Workshop Proceedings No. 97-W003, number ISBN 2-912335-02-7, 1997. Keyword(s): Cross-Language Information Retrieval. [bibtex-entry]



5. Renée Pohlmann and Wessel Kraaij. Improving the Precision of a Text Retrieval System with Compound Analysis. In Jan Landsbergen, Jan Odijk, Kees van Deemter, and Gert Veldhuijzen van Zanten, editors, CLIN VII -- Papers from the Seventh CLIN meeting, pages 115-128, 1997. Keyword(s): Compound Analysis. [bibtex-entry]



6. Renée Pohlmann and Wessel Kraaij. The Effect of Syntactic Phrase Indexing on Retrieval Performance for Dutch Texts. In L. Devroye and C. Chrisment, editors, Proceedings of RIAO'97, pages 176-187, 1997. Keyword(s): Phrase Indexing. [bibtex-entry]

1. Wessel Kraaij and Renée Pohlmann. Viewing Stemming as Recall Enhancement. In Hans-Peter Frei, Donna Harman, Peter Schäuble, and Ross Wilkinson, editors, Proceedings of the 19th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval (SIGIR '96), pages 40-48, 1996 . ACM Press. Keyword(s): Dutch stemmer, Compound Analysis. [bibtex-entry]

1. Wessel Kraaij and Renée Pohlmann. Porter's Stemming Algorithm for Dutch. In L.G.M. Noordman and W.A.M. de Vroomen, editors, Informatiewetenschap 1994: Wetenschappelijke bijdragen aan de derde STINFON Conferentie, pages 167-180, 1994. Keyword(s): Dutch stemmer. [bibtex-entry]

1. Erik-Jan van der Linden and Wessel Kraaij. Ambiguity resolution and the retrieval of idioms: two approaches. In Proceedings of the 13th conference on Computational linguistics, Helsinki, Finland, pages 245-250, 1990. Association for Computational Linguistics. Keyword(s): Idioms. [bibtex-entry]

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