Sparsity for Image Denoising with Local and Global Priors

Figure 4

Detailed comparison of the proposed approach with other approaches on image Man with : (a) is the noise-free image; (b) is the corrupted image; (c)–(f) are the denoising results by NLM, NL-TV, NLMPCA, and NLMSAP; (g) is the denoising result by the proposed -NLM.

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(b)

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