2012

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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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Measuring website similarity using an entity-aware click graph
Pablo N. Mendes | Peter Mika | Hugo Zaragoza | Roi Blanco
21st ACM International Conference on Information and Knowledge Management, CIKM'12, Maui, HI, USA, October 29 - November 02, 2012

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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

2010

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Introduction
Omar Alonso | Hugo Zaragoza
2010 Volume 46 Issue 4

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Early exit optimizations for additive machine learned ranking systems
Berkant Barla Cambazoglu | Hugo Zaragoza | Olivier Chapelle | Jiang Chen | Ciya Liao | Zhaohui Zheng | Jon Degenhardt
Proceedings of the Third International Conference on Web Search and Web Data Mining, WSDM 2010, New York, NY, USA, February 4-6, 2010

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Entity summarization of news articles
Gianluca Demartini | Malik Muhammad Saad Missen | Roi Blanco | Hugo Zaragoza
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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Finding support sentences for entities
Roi Blanco | Hugo Zaragoza
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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Caching search engine results over incremental indices
Roi Blanco | Edward Bortnikov | Flavio Junqueira | Ronny Lempel | Luca Telloli | Hugo Zaragoza
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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TAER: time-aware entity retrieval-exploiting the past to find relevant entities in news articles
Gianluca Demartini | Malik Muhammad Saad Missen | Roi Blanco | Hugo Zaragoza
Proceedings of the 19th ACM Conference on Information and Knowledge Management, CIKM 2010, Toronto, Ontario, Canada, October 26-30, 2010

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Web search solved?: all result rankings the same?
Hugo Zaragoza | Berkant Barla Cambazoglu | Ricardo Baeza-Yates
Proceedings of the 19th ACM Conference on Information and Knowledge Management, CIKM 2010, Toronto, Ontario, Canada, October 26-30, 2010

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Caching search engine results over incremental indices
Roi Blanco | Edward Bortnikov | Flavio Junqueira | Ronny Lempel | Luca Telloli | Hugo Zaragoza
Proceedings of the 19th International Conference on World Wide Web, WWW 2010, Raleigh, North Carolina, USA, April 26-30, 2010

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Ad-hoc object retrieval in the web of data
Jeffrey Pound | Peter Mika | Hugo Zaragoza
Proceedings of the 19th International Conference on World Wide Web, WWW 2010, Raleigh, North Carolina, USA, April 26-30, 2010

2009

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The Probabilistic Relevance Framework: BM25 and Beyond
Stephen E. Robertson | Hugo Zaragoza
2009 Volume 3 Issue 4

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Elhuyar-IXA: Semantic Relatedness and Cross-Lingual Passage Retrieval
Eneko Agirre | Olatz Ansa | Xabier Arregi | Maddalen Lopez de Lacalle | Arantxa Otegi | Xabier Saralegi | Hugo Zaragoza
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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Using Semantic Relatedness and Word Sense Disambiguation for (CL)IR
Eneko Agirre | Arantxa Otegi | Hugo Zaragoza
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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Using Semantic Relatedness and Word Sense Disambiguation for (CL)IR
Eneko Agirre | Arantxa Otegi | Hugo Zaragoza
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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Elhuyar-IXA: Semantic Relatedness and Cross-lingual Passage Retrieval
Eneko Agirre | Olatz Ansa | Xabier Arregi | Maddalen Lopez de Lacalle | Arantxa Otegi | Xabier Saralegi | Hugo Zaragoza
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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Semi-parametric and Non-parametric Term Weighting for Information Retrieval
Donald Metzler | Hugo Zaragoza
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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An evaluation of entity and frequency based query completion methods
Edgar Meij | Peter Mika | Hugo Zaragoza
Proceedings of the 32nd Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2009, Boston, MA, USA, July 19-23, 2009

2008

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Exploiting semantic annotations in information retrieval: ESAIR '08
Omar Alonso | Hugo Zaragoza
2008 Volume 42 Issue 1

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Query Clauses and Term Independence
José R. Pérez-Agüera | Hugo Zaragoza
Evaluating Systems for Multilingual and Multimodal Information Access, 9th Workshop of the Cross-Language Evaluation Forum, CLEF 2008, Aarhus, Denmark, September 17-19, 2008, Revised Selected Papers

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UCM-Y!R at CLEF 2008 Robust and WSD tasks
José R. Pérez-Agüera | Hugo Zaragoza
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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Inferring the most important types of a query: a semantic approach
David Vallet | Hugo Zaragoza
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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Exploiting Semantic Annotations in Information Retrieval
Omar Alonso | Hugo Zaragoza
Advances in Information Retrieval , 30th European Conference on IR Research, ECIR 2008, Glasgow, UK, March 30-April 3, 2008. Proceedings

2007

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On rank-based effectiveness measures and optimization
Stephen Robertson | Hugo Zaragoza
2007 Volume 10 Issue 3

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Hits on the web: how does it compare?
Marc Najork | Hugo Zaragoza | Michael J. Taylor
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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Ranking very many typed entities on wikipedia
Hugo Zaragoza | Henning Rode | Peter Mika | Jordi Atserias | Massimiliano Ciaramita | Giuseppe Attardi
Proceedings of the Sixteenth ACM Conference on Information and Knowledge Management, CIKM 2007, Lisbon, Portugal, November 6-10, 2007

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Predictive user click models based on click-through history
Benjamin Piwowarski | Hugo Zaragoza
Proceedings of the Sixteenth ACM Conference on Information and Knowledge Management, CIKM 2007, Lisbon, Portugal, November 6-10, 2007

2006

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The Role of Machine Learning in Information Retrieval Research
Hugo Zaragoza
COnférence en Recherche d'Infomations et Applications - CORIA 2006, 3rd French Information Retrieval Conference, Lyon, France, March 15-17, 2006. Proceedings

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Optimisation methods for ranking functions with multiple parameters
Michael J. Taylor | Hugo Zaragoza | Nick Craswell | Stephen Robertson | Chris Burges
Proceedings of the 2006 ACM CIKM International Conference on Information and Knowledge Management, Arlington, Virginia, USA, November 6-11, 2006

2005

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Microsoft Cambridge at TREC 14: Enterprise Track
Nick Craswell | Hugo Zaragoza | Stephen Robertson
Proceedings of the Fourteenth Text REtrieval Conference, TREC 2005, Gaithersburg, Maryland, USA, November 15-18, 2005

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Relevance weighting for query independent evidence
Nick Craswell | Stephen E. Robertson | Hugo Zaragoza | Michael J. Taylor
SIGIR 2005: Proceedings of the 28th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, Salvador, Brazil, August 15-19, 2005

2004

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Microsoft Cambridge at TREC 13: Web and Hard Tracks
Hugo Zaragoza | Nick Craswell | Michael J. Taylor | Suchi Saria | Stephen E. Robertson
Proceedings of the Thirteenth Text REtrieval Conference, TREC 2004, Gaithersburg, Maryland, USA, November 16-19, 2004

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Parsimonious language models for information retrieval
Djoerd Hiemstra | Stephen E. Robertson | Hugo Zaragoza
SIGIR 2004: Proceedings of the 27th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, Sheffield, UK, July 25-29, 2004

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Simple BM25 extension to multiple weighted fields
Stephen E. Robertson | Hugo Zaragoza | Michael J. Taylor
Proceedings of the 2004 ACM CIKM International Conference on Information and Knowledge Management, Washington, DC, USA, November 8-13, 2004

2003

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Microsoft Cambridge at TREC-12: HARD track
Stephen E. Robertson | Hugo Zaragoza | Michael J. Taylor
Proceedings of The Twelfth Text REtrieval Conference, TREC 2003, Gaithersburg, Maryland, USA, November 18-21, 2003

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Bayesian extension to the language model for ad hoc information retrieval
Hugo Zaragoza | Djoerd Hiemstra | Michael E. Tipping
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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Information Retrieval: Algorithms and Heuristics
Hugo Zaragoza
2002 Volume 5 Issue 2-3

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Microsoft Cambridge at TREC 2002: Filtering Track
Stephen E. Robertson | Steve Walker | Hugo Zaragoza | Ralf Herbrich
Proceedings of The Eleventh Text REtrieval Conference, TREC 2002, Gaithersburg, Maryland, USA, November 19-22, 2002

2001

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Microsoft Cambridge at TREC-10: Filtering and Web Tracks
Stephen E. Robertson | Steve Walker | Hugo Zaragoza
Proceedings of The Tenth Text REtrieval Conference, TREC 2001, Gaithersburg, Maryland, USA, November 13-16, 2001

2000

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Learning for Sequence Extraction Tasks
Massih-Reza Amini | Hugo Zaragoza | Patrick Gallinari
Computer-Assisted Information Retrieval (Recherche d'Information et ses Applications) - RIAO 2000, 6th International Conference, College de France, France, April 12-14, 2000. Proceedings

1999

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Sequence Models for Automatic Highlighting and Surface Information Extraction
Massih-Reza Amini | Hugo Zaragoza | Patrick Gallinari
Challenge of Image Retrieval, Newcastle upon Tyne, UK. 25-26 February 1999

1998

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Coupled Hierarchical IR and Stochastic Models for Surface Information Extraction
Hugo Zaragoza | Patrick Gallinari
20th Annual BCS-IRSG Colloquium on IR, Autrans, France. 25th-27th March 1998

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