Hierarchical scheme for blur detection in a digital image
US7519231B2 · kind B2 · utility
10Cited by
9References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 28, 2007 |
| Grant date | Apr 14, 2009 |
| Priority date | — |
| Expiry date | Jun 28, 2027 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06T2207/20064
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
Methods and apparatuses are provided for detecting blur within digital images using Cepstrum analysis blur detection techniques that are able to detect motion blur and/or out-of-focus blur.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.