Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Krishna Prasad Chitrapura0
Shourya Roy0
Sumit Negi0
Date of Patent
January 4, 2011
0Patent Application Number
107291650
Date Filed
December 5, 2003
0Patent Citations Received
Patent Primary Examiner
Patent abstract
Opinions about a topic are extracted from a corpus of text documents. Opinions are extracted based on rules defining regular expressions for parts-of-speech tags. Opinions are grouped based on their semantic orientation as favorable, unfavorable or neutral. A balanced and accurate assessment of sentiment towards a topic can thus be determined.
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