Image Denoising via Gradient Minimization with Effective Fidelity Term

Figure 5

Filtered “Pepper” image with white Gaussian noise of variance 40. (a) Noisy image. Results by the (b) TV, (c) LMMSE, (d) BLF, (e) LARK, (f) NL-Mean, (g) K-SVD, (h) LGM, and (i) proposed method.

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