Method and apparatus for face recognition
US10248844B2 · kind B2 · utility
3Cited by
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16Claims
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Key dates
| Filing date | Jun 22, 2016 |
| Grant date | Apr 2, 2019 |
| Priority date | — |
| Expiry date | Jun 24, 2036 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06V40/172
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A training method of training an illumination compensation model includes extracting, from a training image, an albedo image of a face area, a surface normal image of the face area, and an illumination feature, the extracting being based on an illumination compensation model; generating an illumination restoration image based on the albedo image, the surface normal image, and the illumination feature; and training the illumination compensation model based on the training image and the illumination restoration image.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.