2017

doi dblp
A Study of Smoothing Methods for Language Models Applied to Ad Hoc Information Retrieval
Chengxiang Zhai | John D. Lafferty
2017 Volume 51 Issue 2

doi dblp
Document Language Models, Query Models, and Risk Minimization for Information Retrieval
John D. Lafferty | Chengxiang Zhai
2017 Volume 51 Issue 2

doi dblp
Information Retrieval as Statistical Translation
Adam L. Berger | John D. Lafferty
2017 Volume 51 Issue 2

2015

doi dblp
Beyond Independent Relevance: Methods and Evaluation Metrics for Subtopic Retrieval
ChengXiang Zhai | William W. Cohen | John D. Lafferty
2015 Volume 49 Issue 1

2009

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Fast nonparametric matrix factorization for large-scale collaborative filtering
Kai Yu | Shenghuo Zhu | John D. Lafferty | Yihong Gong
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

2006

doi dblp
A risk minimization framework for information retrieval
ChengXiang Zhai | John D. Lafferty
2006 Volume 42 Issue 1

2004

doi dblp
A study of smoothing methods for language models applied to information retrieval
ChengXiang Zhai | John D. Lafferty
2004 Volume 22 Issue 2

2003

doi dblp
Challenges in information retrieval and language modeling: report of a workshop held at the center for intelligent information retrieval, University of Massachusetts Amherst, September 2002
James Allan | Jay Aslam | Nicholas J. Belkin | Chris Buckley | James P. Callan | W. Bruce Croft | Susan T. Dumais | Norbert Fuhr | Donna Harman | David J. Harper | Djoerd Hiemstra | Thomas Hofmann | Eduard H. Hovy | Wessel Kraaij | John D. Lafferty | Victor Lavrenko | David D. Lewis | Liz Liddy | R. Manmatha | Andrew McCallum | Jay M. Ponte | John M. Prager | Dragomir R. Radev | Philip Resnik | Stephen E. Robertson | Ronald Rosenfeld | Salim Roukos | Mark Sanderson | Richard M. Schwartz | Amit Singhal | Alan F. Smeaton | Howard R. Turtle | Ellen M. Voorhees | Ralph M. Weischedel | Jinxi Xu | ChengXiang Zhai
2003 Volume 37 Issue 1

doi dblp
Beyond independent relevance: methods and evaluation metrics for subtopic retrieval
ChengXiang Zhai | William W. Cohen | John D. Lafferty
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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Two-stage language models for information retrieval
ChengXiang Zhai | John D. Lafferty
SIGIR 2002: Proceedings of the 25th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, August 11-15, 2002, Tampere, Finland

2001

doi dblp
Workshop on language modeling and information retrieval
W. Bruce Croft | James P. Callan | John D. Lafferty
2001 Volume 35 Issue 1

doi dblp
A Study of Smoothing Methods for Language Models Applied to Ad Hoc Information Retrieval
ChengXiang Zhai | John D. Lafferty
SIGIR 2001: Proceedings of the 24th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, September 9-13, 2001, New Orleans, Louisiana, USA

doi dblp
Document Language Models, Query Models, and Risk Minimization for Information Retrieval
John D. Lafferty | ChengXiang Zhai
SIGIR 2001: Proceedings of the 24th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, September 9-13, 2001, New Orleans, Louisiana, USA

doi dblp
Model-based Feedback in the Language Modeling Approach to Information Retrieval
ChengXiang Zhai | John D. Lafferty
Proceedings of the 2001 ACM CIKM International Conference on Information and Knowledge Management, Atlanta, Georgia, USA, November 5-10, 2001

1999

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The Weaver System for Document Retrieval
Adam L. Berger | John D. Lafferty
Proceedings of The Eighth Text REtrieval Conference, TREC 1999, Gaithersburg, Maryland, USA, November 17-19, 1999

doi dblp
Information Retrieval as Statistical Translation
Adam L. Berger | John D. Lafferty
SIGIR '99: Proceedings of the 22nd Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, August 15-19, 1999, Berkeley, CA, USA