Late integration in audio-visual continuous speech recognition
US6633844B1 · kind B1 · utility
27Cited by
10References
27Claims
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Key dates
| Filing date | Dec 2, 1999 |
| Grant date | Oct 14, 2003 |
| Priority date | — |
| Expiry date | Dec 2, 2019 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG10L15/25
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
The combination of audio and video speech recognition in a manner to improve the robustness of speech recognition systems in noisy environments. Contemplated are methods and apparatus in which a video signal associated with a video source and an audio signal associated with the video signal are processed, the most likely viseme associated with the audio signal and video signal is determined and, thereafter, the most likely phoneme associated with the audio signal and video signal is determined.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.