Weighted Norm Sparse Error Constraint Based ADMM for Image Denoising

Table 4

Denoising PSNR (dB) results of different denoising algorithms on color images (the highest PSNR values are bold).

Image	CBM3D	MLP	TNRD	DnCNN	MC-WNNM	Ours
Gate	25.24	25.70	25.74	20.47	25.83	26.13
Red door	28.27	30.12	30.21	20.47	29.75	30.19
Caps	28.81	31.19	31.49	20.53	31.54	31.64
Woman hat	27.95	29.88	29.86	20.47	29.94	30.37
Bikes	25.03	26.00	26.18	20.52	25.74	26.52
Sailing 1	26.24	26.84	26.90	20.66	27.00	27.42
Flower	27.88	30.28	30.40	20.52	30.53	30.47
Buildings	25.05	25.59	25.83	20.57	25.95	26.32
Sailing 2	28.44	30.75	30.81	20.50	30.95	31.04
Sailing 3	28.27	30.38	30.57	20.52	30.52	30.83
Sailing 4	26.95	28.00	28.14	20.52	28.23	28.43
Couple	28.76	30.87	31.05	20.60	31.12	31.41
Stream	23.76	23.95	23.99	20.52	24.01	24.63
Rapids	26.02	26.97	27.11	20.51	27.03	27.21
Girl	28.38	30.15	30.44	20.71	30.52	30.76
Ocean	27.75	28.82	28.87	20.52	29.00	29.27
Statue	27.90	29.57	29.80	20.56	29.60	29.76
Woman	25.77	26.40	26.41	20.53	26.52	26.73
Lighthouse 1	27.30	28.67	28.81	20.53	28.89	29.34
Plane	28.96	30.40	30.76	21.44	30.80	30.92
Lighthouse 2	26.54	27.53	27.60	20.51	27.59	27.91
House	27.05	28.17	28.27	20.51	28.00	28.27
Parrots	29.14	32.31	32.51	20.54	32.06	32.19
Painted house	25.75	26.41	26.53	20.59	26.64	27.42
Average	27.13	28.54	28.68	20.58	28.70	28.97