Fractional-Order Total Variation Image Restoration Based on Primal-Dual Algorithm

Table 1

PSNR quantitative comparison among five denoising models.

Image	SD	IP-M	F-O-PDE	IF-O-PDE	ROF	FOTV
Barbara	10	31.2427	29.3776	29.3777	31.0871	31.2850
	20	26.6231	24.8155	24.8156	26.8212	27.0976
	30	24.4496	22.9267	22.9273	24.7415	24.9479
Lena	10	33.6393	31.5440	31.5442	33.8378	34.4747
	20	29.7665	27.8080	27.8098	30.4101	31.2153
	30	27.4437	26.0883	26.1019	28.5889	29.3855
Peppers	10	33.6967	31.8199	31.8205	33.8715	34.0619
	20	30.0275	28.0437	28.0457	30.1768	31.0285
	30	27.4982	26.1613	26.1694	28.2689	29.0046