2002

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MITRE's Qanda at TREC-11
John D. Burger | Lisa Ferro | Warren R. Greiff | John C. Henderson | Scott A. Mardis | Alexander A. Morgan | Marc Light
Proceedings of The Eleventh Text REtrieval Conference, TREC 2002, Gaithersburg, Maryland, USA, November 19-22, 2002

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The role of variance in term weighting for probabilistic information retrieval
Warren R. Greiff | William T. Morgan | Jay M. Ponte
Proceedings of the 2002 ACM CIKM International Conference on Information and Knowledge Management, McLean, VA, USA, November 4-9, 2002

2000

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The maximum entropy approach and probabilistic IR models
Warren R. Greiff | Jay M. Ponte
2000 Volume 18 Issue 3

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Another Sys Called Qanda
Eric Breck | John D. Burger | Lisa Ferro | Warren R. Greiff | Marc Light | Inderjeet Mani | Jason Rennie
Proceedings of The Ninth Text REtrieval Conference, TREC 2000, Gaithersburg, Maryland, USA, November 13-16, 2000

1999

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PIC matrices: a computationally tractable class of probabilistic query operators
Warren R. Greiff | W. Bruce Croft | Howard R. Turtle
1999 Volume 17 Issue 4

1998

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A Theory of Term Weighting Based on Exploratory Data Analysis
Warren R. Greiff
SIGIR '98: Proceedings of the 21st Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, August 24-28 1998, Melbourne, Australia

1997

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Computationally Tractable Probabilistic Modeling of Boolean Operators
Warren R. Greiff | W. Bruce Croft | Howard R. Turtle
SIGIR '97: Proceedings of the 20th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, July 27-31, 1997, Philadelphia, PA, USA

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