Aaron M. Cohen, Jianji Yang, Seeger Fisher, Brian Roark, William R. Hersh. Combining Lexicon Expansion, Information Retrieval, and Cluster-based Ranking for Biomedical Question Answering. In Ellen M. Voorhees, Lori P. Buckland, editors, Proceedings of the Fifteenth Text REtrieval Conference, TREC 2006, Gaithersburg, Maryland, November 14-17, 2006. Volume Special Publication 500-272 of National Institute of Standards and Technology (NIST), 2006. [doi]
Abstract is missing.