Lexicon generation methods, lexicon generation devices, and lexicon generation articles of manufacture
US7822701B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 30, 2006 |
| Grant date | Oct 26, 2010 |
| Priority date | — |
| Expiry date | Jul 25, 2028 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F40/242
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
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.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.