Edge Preserved Speckle Noise Reduction Using Integrated Fuzzy Filters

Table 3

Comparison of performance parameters for different images with noise variance equal to 0.01.

Methods	LMSE
	Lena	Darkhair	Blonde	Peppers	Mandrill	Barbara	Lena	Darkhair	Blonde	Peppers
GF	6.410	22.745	2.419	11.595	3.321	0.882	0.326	0.167	0.484	0.197
WF	1.255	5.895	0.615	0.287	0.654	0.384	0.412	0.141	0.603	0.783
GW	1.101	4.585	0.581	1.267	0.603	0.390	0.431	0.143	0.618	0.442
GF1	1.967	4.289	2.891	6.751	1.462	1.323	−0.150	0.012	−0.203	−0.526
GF2	1.059	2.076	0.910	0.478	0.929	0.983	0.330	0.121	0.358	0.626
GF3	1.137	1.664	1.545	3.038	1.074	1.033	0.067	0.083	−0.056	−0.269
GF4	0.833	1.754	0.894	0.766	0.925	1.056	0.411	0.092	0.364	0.487
GWF1	1.971	2.432	2.297	5.948	1.241	1.322	−0.153	−0.002	−0.285	−0.572
GWF2	0.794	1.178	0.763	0.408	0.881	0.998	0.455	0.202	0.489	0.713
GWF3	1.136	1.283	1.355	2.726	1.022	1.034	0.067	0.103	−0.068	−0.289
GWF4	0.837	1.061	0.896	0.775	0.900	0.906	0.406	0.214	0.369	0.487
Methods	SNR (dB)						PSNR (dB)
	Lena	Darkhair	Blonde	Peppers	Mandrill	Barbara	Lena	Darkhair	Blonde	Peppers
GF	42.55	43.26	42.48	42.67	42.15	42.10	26.93	27.88	26.35	26.92
WF	51.97	52.56	50.86	54.30	47.18	45.40	31.64	32.53	30.54	32.74
GW	43.82	50.50	38.91	29.15	34.26	33.57	27.57	31.49	24.58	20.16
GF1	43.79	53.73	39.55	29.86	34.58	33.47	27.55	33.11	24.90	20.51
GF2	50.59	54.37	47.58	47.43	39.13	37.76	30.95	33.43	28.92	29.30
GF3	52.14	57.64	48.65	48.24	38.49	37.58	31.73	35.06	29.45	29.70
GF4	47.88	57.08	43.86	36.16	37.41	36.59	29.60	34.79	27.06	23.66
GWF1	47.89	57.32	43.57	36.50	36.53	36.39	29.60	34.91	26.91	23.83
GWF2	51.35	57.67	47.52	44.08	39.16	36.45	31.33	35.02	28.89	27.63
GWF3	51.32	57.86	47.49	44.20	38.15	43.87	31.32	35.18	28.87	27.68
GWF4	51.70	51.29	50.69	51.24	42.19	45.75	31.50	31.89	30.46	31.20