发明名称 System and method for finding the most likely answer to a natural language question
摘要 Automated question answering is disclosed that relates to the selection of an answer to a question from a pool of potential answers which are manually or automatically extracted from a large collection of textual documents. The a feature extraction component, a feature combination component, an answer selection component, and an answer presentation component, among others, are included. The input to the system is a set of one or more natural language questions and a collection of textual document. The output is a (possibly ranked) set of factual answers to the questions, these answers being extracted from the document collection.
申请公布号 US8417514(B2) 申请公布日期 2013.04.09
申请号 US201213438959 申请日期 2012.04.04
申请人 BROWN ERIC W.;CODEN ANNI R.;PRAGER JOHN M.;RADEV DRAGOMIR R.;SAMN VALERIE;INTERNATIONAL BUSINESS MACHINES CORPORATION 发明人 BROWN ERIC W.;CODEN ANNI R.;PRAGER JOHN M.;RADEV DRAGOMIR R.;SAMN VALERIE
分类号 G06F17/27 主分类号 G06F17/27
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