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Lexicon generation methods, lexicon generation devices, and lexicon generation articles of manufacture

United States Patent

October 26, 2010
View the Complete Patent at the US Patent & Trademark Office
Pacific Northwest National Laboratory - Visit the Technology Commercialization Program Website
Lexicon generation methods, computer implemented lexicon editing methods, lexicon generation devices, lexicon editors, and articles of manufacture are described according to some aspects. In one aspect, a lexicon generation method includes providing a seed vector indicative of occurrences of a plurality of seed terms within a plurality of text items, providing a plurality of content vectors indicative of occurrences of respective ones of a plurality of content terms within the text items, comparing individual ones of the content vectors with respect to the seed vector, and responsive to the comparing, selecting at least one of the content terms as a term of a lexicon usable in sentiment analysis of text.
Carter; Richard J. (Richland, WA), McCall; Jonathon D. (West Richland, WA), Whitney; Paul D. (Richland, WA), Gregory; Michelle L. (Richland, WA), Turner; Alan E. (Kennewick, WA), Hetzler; Elizabeth G. (Kennewick, WA), White; Amanda M. (Kennewick, WA), Posse; Christian (Seattle, WA), Nakamura; Grant C. (Kennewick, WA)
Battelle Memorial Institute (Richland, WA)
11/ 479,522
June 30, 2006
GOVERNMENT RIGHTS STATEMENT This invention was made with Government support under Contract DE-AC05-76RL01830 awarded by the U.S. Department of Energy. The Government has certain rights in the invention.