Regularized Fractional Power Parameters for Image Denoising Based on Convex Solution of Fractional Heat Equation

Figure 6

Denoising results, (a) original image, (b) corrupted image with additive white Gaussian noise with 𝜎 value of 25, (c) Gaussian smoothing filter, and (d) FHD filter.

(a)

(b)

(c)

(d)