Perona-Malik Model with Diffusion Coefficient Depending on Fractional Gradient via Caputo-Fabrizio Derivative

Table 1

Lena PSNR, MSE, and MAE.

Perona-Malik model				Proposed model with
	PSNR	MSE	MAE		PSNR	MSE	MAE
1	28.7560	86.5925	10.6559	1	32.6915	34.9888	4.3134
2	28.9970	81.9190	9.8173	2	32.8557	33.6910	4.1568
3	29.4617	73.6050	8.5643	3	32.8570	33.6805	4.1559
4	30.2446	61.4644	7.0600	4	32.9139	33.2422	4.0919
5	31.3516	47.6342	5.5919	5	32.9037	33.3204	4.1114
6	32.4819	36.7188	4.5154	6	32.9066	33.2985	4.1086
7	32.5896	35.8199	4.9641	7	32.9024	33.3303	4.1126