Blind Poissonian Image Deblurring Regularized by a Denoiser Constraint and Deep Image Prior

Table 1

PSNR (dB) values of the five methods.

Image	Gaussian blur	Imax	Degraded image	PID-Split	PIDSB-FA	PIDSB-NLFA	DeepRED	Our method
Lena	Size = 5, σ = 1.6	3,000	24.84	25.06	25.22	25.57	25.80	26.91
		4,000	24.87	25.07	25.25	25.62	25.82	26.94
		5,000	24.90	25.11	25.29	25.68	25.85	27.11
	Size = 15, σ = 1.6	3,000	24.36	25.01	25.12	25.26	25.81	26.33
		4,000	24.38	25.03	25.16	25.28	25.92	26.47
		5,000	24.40	25.07	25.20	25.29	26.09	26.57
	Size = 25, σ = 2	3,000	22.99	23.70	24.44	24.55	24.57	24.61
		4,000	23.00	23.72	24.49	24.57	24.59	24.64
		5,000	23.02	23.75	24.51	24.59	24.61	24.66
Cameraman	Size = 5, σ = 1.6	3,000	23.63	25.38	26.68	26.73	27.12	27.46
		4,000	23.66	25.51	26.73	26.75	27.20	28.05
		5,000	23.67	25.69	26.85	26.92	27.40	28.14
	Size = 15, σ = 2	3,000	21.73	23.39	24.02	24.09	24.24	24.59
		4,000	21.75	23.43	24.15	24.17	24.38	24.64
		5,000	21.76	23.48	24.20	24.23	24.47	24.71
	Size = 25, σ = 1.6	3,000	22.83	24.39	25.29	25.37	25.51	26.29
		4,000	22.84	24.49	25.32	25.40	25.74	26.30
		5,000	22.88	24.66	25.35	25.42	25.92	26.50
Butterfly	Size = 5, σ = 1.6	3,000	22.88	24.50	25.23	25.52	25.56	25.95
		4,000	22.90	24.63	25.26	25.55	25.62	26.01
		5,000	22.91	24.78	25.27	25.58	25.66	26.12
	Size = 15, σ = 2	2,000	20.57	21.96	22.99	23.29	23.47	23.98
		3,000	20.60	22.04	23.03	23.47	23.59	24.05
		4,000	20.63	22.22	23.07	23.57	23.69	24.13
	Size = 25, σ = 1.6	3,000	21.81	23.17	23.96	24.33	24.46	24.81
		4,000	21.83	23.33	23.99	24.36	24.52	24.89
		5,000	21.84	23.48	24.00	24.39	24.59	24.98
Zebra	Size = 5, σ = 1.6	3,000	23.58	24.81	25.89	26.50	26.87	27.17
		4,000	23.61	24.86	25.96	26.56	26.96	27.24
		5,000	23.64	24.92	26.02	26.62	27.05	27.30
	Size = 15, σ = 2	3,000	21.69	23.95	25.05	25.32	26.38	26.76
		4,000	21.71	24.03	25.12	25.43	26.57	26.85
		5,000	21.73	24.11	25.20	25.54	26.69	26.92
	Size = 25, σ = 1.6	3,000	22.68	24.41	25.51	26.04	26.78	27.22
		4,000	22.71	24.47	25.57	26.17	26.90	27.35
		5,000	22.73	24.54	25.65	26.29	27.03	27.42
House	Size = 5, σ = 1.6	3,000	28.81	30.08	30.71	30.43	32.44	32.71
		4,000	28.93	30.17	30.91	30.48	32.54	32.88
		5,000	28.99	30.28	31.10	30.60	32.61	33.18
	Size = 15, σ = 2	3,000	26.11	27.12	27.69	27.52	28.36	28.47
		4,000	26.14	27.20	27.70	27.57	28.37	28.54
		5,000	26.18	27.33	27.73	27.62	28.39	28.62
	Size = 25, σ = 1.6	3,000	27.71	28.70	29.61	29.41	30.29	30.87
		4,000	27.84	28.78	29.73	29.49	30.47	31.08
		5,000	27.85	28.87	29.81	29.56	30.56	31.15