Topical sentiments in electronically stored communications
US7877345B2 · kind B2 · utility
26Cited by
117References
34Claims
0Family size
Assignee
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Key dates
| Filing date | Feb 27, 2009 |
| Grant date | Jan 25, 2011 |
| Priority date | — |
| Expiry date | Jun 19, 2029 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06Q30/02
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
The present application presents methods for performing topical sentiment analysis on electronically stored communications employing fusion of polarity and topicality. The present application also provides methods for utilizing shallow NLP techniques to determine the polarity of an expression. The present application also provides a method for tuning a domain-specific polarity lexicon for use in the polarity determination. The present application also provides methods for computing a numeric metric of the aggregate opinion about some topic expressed in a set of expressions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.