Reducing false positives in speech recognition systems
US8781825B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 24, 2011 |
| Grant date | Jul 15, 2014 |
| Priority date | — |
| Expiry date | Feb 20, 2032 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG10L25/03
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
Embodiments of the present invention improve methods of performing speech recognition. In one embodiment, the present invention includes a method comprising receiving a spoken utterance, processing the spoken utterance in a speech recognizer to generate a recognition result, determining consistencies of one or more parameters of component sounds of the spoken utterance, wherein the parameters are selected from the group consisting of duration, energy, and pitch, and wherein each component sound of the spoken utterance has a corresponding value of said parameter, and validating the recognition result based on the consistency of at least one of said parameters.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.