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Domain-Specific Sentiment Classification

  • US 20090125371A1
  • Filed: 08/23/2007
  • Published: 05/14/2009
  • Est. Priority Date: 08/23/2007
  • Status: Active Grant
First Claim
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1. A method of constructing a domain-specific sentiment classifier for classifying sentiment expressed by documents in a specified domain, comprising:

  • scoring sentiments expressed by a plurality of domain-specific documents responsive to a domain-independent sentiment lexicon;

    identifying a set of high-sentiment documents responsive to the scoring;

    creating a domain-specific sentiment lexicon based at least in part on the set of high-sentiment documents;

    generating the domain-specific sentiment classifier responsive to the domain-specific sentiment lexicon; and

    storing the domain-specific sentiment classifier.

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