Automatic method of selecting multi-word key phrases from a document
US5745602A · kind A · utility
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6References
4Claims
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Key dates
| Filing date | May 1, 1995 |
| Grant date | Apr 28, 1998 |
| Priority date | — |
| Expiry date | May 1, 2015 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F16/313
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
An automatic method of generating key phrases for a machine readable document. The method begins by breaking the text of the document into multi-word phrases free of stop words which begin and end acceptably. Afterward, the most frequent phrases are selected as key word phrases.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.