title: Question analysis for biomedical question answering.
abstract: We are developing a biomedical question answering system. This paper describes our system's architecture and our question analysis component. Specifically, we have explored the use of various supervised machine learning approaches to filter out unanswerable questions based on physicians' annotations.
authors.affiliation: Department of Electrical and Computer Engineering, Cooper Union, USA.
authors.forename: Carl
authors.initials: C
authors.lastname: Sable
authors.forename: Minsuk
authors.initials: M
authors.lastname: Lee
authors.forename: Hai Ran
authors.initials: HR
authors.lastname: Zhu
authors.forename: Hong
authors.initials: H
authors.lastname: Yu
mesh_terms: D001185:Artificial Intelligence; D016247:Information Storage and Retrieval; D008491:Medical Informatics Applications