Fractional Partial Differential Equation: Fractional Total Variation and Fractional Steepest Descent Approach-Based Multiscale Denoising Model for Texture Image

Table 3

Denoising effects of abdomen MRI of texture-rich internal organ, when Gaussian noise is very strong.

Denoising algorithm	Denoising Effect
	PSNR	Correlation coefficients	Contrast	Correlation	Energy	Homogeneity
Noisy Image	5.4389	0.9857	21.2697	0.0013	0.0844	0.4811
Bilateral filtering Denoising	11.4039	0.9894	1.1790	0.1796	0.1113	0.6562
Wavelet denoising	9.9246	0.9892	1.8443	0.0175	0.0806	0.5941
NLMF denoising	12.5855	0.9921	1.1795	0.1247	0.1083	0.6406
FDM denoising	17.4317	0.9975	1.1847	0.0836	0.0913	0.5737
FDM denoising	17.4572	0.9976	1.1853	0.0830	0.0893	0.5715