2007

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The OHSU Biomedical Question Answering System Framework
Aaron M. Cohen | Jianji Yang | Seeger Fisher | Brian Roark | William R. Hersh
Proceedings of The Sixteenth Text REtrieval Conference, TREC 2007, Gaithersburg, Maryland, USA, November 5-9, 2007

2006

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Combining Lexicon Expansion, Information Retrieval, and Cluster-based Ranking for Biomedical Question Answering
Aaron M. Cohen | Jianji Yang | Seeger Fisher | Brian Roark | William R. Hersh
Proceedings of the Fifteenth Text REtrieval Conference, TREC 2006, Gaithersburg, Maryland, USA, November 14-17, 2006

2005

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TREC 2005 Genomics Track Overview
William R. Hersh | Aaron M. Cohen | Jianji Yang | Ravi Teja Bhupatiraju | Phoebe M. Roberts | Marti A. Hearst
Proceedings of the Fourteenth Text REtrieval Conference, TREC 2005, Gaithersburg, Maryland, USA, November 15-18, 2005

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A Comparison of Techniques for Classification and Ad Hoc Retrieval of Biomedical Documents
Aaron M. Cohen | Jianji Yang | William R. Hersh
Proceedings of the Fourteenth Text REtrieval Conference, TREC 2005, Gaithersburg, Maryland, USA, November 15-18, 2005

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