System and method for finding the most likely answer to a natural language question
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United States of America Patent
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Dec 25, 2012
Grant Date -
Aug 21, 2008
app pub date -
Apr 28, 2008
filing date -
Nov 15, 2000
priority date (Note) -
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Abstract
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.
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