Non-local mean-based video denoising method and apparatus
US9471964B2 · kind B2 · utility
1Cited by
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12Claims
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Key dates
| Filing date | Mar 5, 2015 |
| Grant date | Oct 18, 2016 |
| Priority date | — |
| Expiry date | Mar 5, 2035 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06T2207/20182
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
The present disclosure provides a non-local mean-based video denoising method, so as to remove illumination variation in a video by using image histogram specification filtering processing. The present disclosure further provides a non-local mean-based video denoising apparatus. The apparatus comprises a filtering module used for remove illumination variation in a video by using image histogram specification filtering processing. In the present disclosure, self-adaptive adjustment can be carried out on a change of an illumination condition.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.