Research Article
Image Denoising Using Singular Value Difference in the Wavelet Domain
Figure 11
(a) The noisy image (); (b) the horizontal denoised SV and original SV; (c) denoised SV and original SV of the vertical part; (d) the diagonal denoised SV and original SV; (e) the denoised image using the method in this paper; (f) the denoised image based on the conventional wavelet hard threshold; (g) the denoised image based on the conventional wavelet soft threshold; (h) the denoised image based on the conventional SVD; (i) the denoised image using the method in [15]; (j) the denoised image using the method in [19] for hard thresholding; (k) the denoised image using the method in [19] for soft thresholding; (l) PSNR results for different methods; (m) SSIM results for different methods.
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