A Total Variation Model Based on the Strictly Convex Modification for Image Denoising

Table 2

Numerical results for Lena image (300×300).

Algorithm	Parameters			Number of steps	CPU time (sec)	PSNR	MAE	PSNRE	SSIM
	𝜎	𝐾	𝜏
PM	30	12	0.25	60	2.43	27.10	7.75	21.70	0.7234
TV	30	n/a	0.2	149	13.87	27.46	7.49	22.63	0.7960
D-𝛼-PM	30	4	2	13	0.90	28.17	7.35	24.78	0.7880
PMS	30	n/a	0.2	122	5.80	27.73	7.45	26.60	0.8060
AOS	30	n/a	2.0	7	1.24	28.06	7.27	27.80	0.8509