Performance of the Restarted Homotopy Perturbation Method and Split Bregman Method for Multiplicative Noise Removal

Table 2

Numerical results of multiplicative noise removal for the RLO model.

		Variance				Variance
Method	Image	Caribou	Boat	Jet Plane	Lake	Caribou	Boat	Jet Plane	Lake
		24.83	25.35	22.10	24.67	20.05	20.58	17.33	19.90
TM		0.0004	0.00021	0.00019	0.00019	0.0004	0.00042	0.0004	0.038
	Iter	40	39	53	47	63	66	97	84
	Psnr	28.36	29.38	27.76	27.33	25.60	26.24	24.10	23.97
	Time	1.57	6.50	8.69	8.00	2.70	11.24	16.53	14.33
Split; Bregman		24	30	16	28	18	22	12	22
	Iter	16	16	14	16	21	22	18	22
	Psnr	30.20	29.84	28.92	29.39	27.84	27.53	26.52	27.03
	Time	0.58	2.43	2.41	2.39	0.59	2.40	2.06	2.47
RHPM(1)		0.0005	0.00045	0.00045	0.00045	0.00014	0.00014	0.00014	0.00014
	Iter	27	29	28	29	53	53	53	53
	Psnr	29.71	29.60	27.75	29.06	26.14	26.38	23.78	25.76
	Time	0.30	1.38	1.38	1.39	0.64	2.48	2.24	2.45
RHPM(2)		0.053	0.039	0.067	0.044	0.071	0.07	0.077	0.073
	Iter	3	3	3	3	3	3	3	3
	Psnr	30.40	29.95	29.03	29.50	27.51	27.40	25.59	26.93
	Time	0.14	0.41	0.42	0.40	0.59	0.36	0.46	0.42