System and method for determining a natural color depth of a digital image
US7171045B1 · kind B1 · utility
8Cited by
4References
34Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 28, 2001 |
| Grant date | Jan 30, 2007 |
| Priority date | — |
| Expiry date | Apr 21, 2024 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06T7/90
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A system and method for determining a natural color depth of a digital image is described. Color distances between each pair of colors in a color palette stored for a digital color image are determined. A closest neighboring color for each color in the color palette separated by a substantially minimum color distance is selected. Each color pair that is visually indistinct is merged in iterative sequence.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.