Automated detection and correction of eye color defects due to flash illumination
US5748764A · kind A · utility
257Cited by
8References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 3, 1995 |
| Grant date | May 5, 1998 |
| Priority date | — |
| Expiry date | Apr 3, 2015 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N1/624
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A method of determining and correcting for eye color defects in an image due to flash illumination includes determining whether an eye color defect group candidate corresponds to a defective eye base based on group shape, coloration and brightness.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.