File:Noisecorrp.png
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Summary
| Description |
English: Noise reduction by correlation.
Eight copies were generated from one original picture (not shown) by adding Gaussian noise (different each time).
(SNR is estimated on relation of contrast and standard deviation of gray levels in uniform area of picture.) Own processing (Anton 2006) |
| Date | 1 October 2006 (original upload date) |
| Source | No machine-readable source provided. Own work assumed (based on copyright claims). |
| Author | No machine-readable author provided. Anton~commonswiki assumed (based on copyright claims). |
Licensing
I, the copyright holder of this work, hereby publish it under the following licence:
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File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 04:04, 2 October 2006 | | 774 × 260 (193 KB) | wikimediacommons>Anton~commonswiki | Noise reduction by correlation. From one original picture 8 different copies were generated by addition of gaussian noise. Picture left: picture with S/N around 5dB (result of gaussian noise) Picture in the middle: summation of two noisy picture, S/N ar |
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