Analysis and Extension of the PCA Method, Estimating a Noise Curve from a Single Image
In the article 'Image Noise Level Estimation by Principal Component Analysis', S. Pyatykh, J. Hesser, and L. Zheng propose a new method to estimate the variance of the noise in an image from the eigenvalues of the covariance matrix of the overlapping blocks of the noisy image. Instead of u...
| Main Authors: | , |
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| Format: | Article |
| Language: | English |
| Published: |
Image Processing On Line
2016-12-01
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| Series: | Image Processing On Line |
| Online Access: | http://www.ipol.im/pub/art/2016/124/ |