EURASIP Journal on Advances in Signal Processing

Table 1 PSNR and MSE for various filters for Lena image at different noise densities.

From: A New Switching-Based Median Filtering Scheme and Algorithm for Removal of High-Density Salt and Pepper Noise in Images

Noise density (%)	PSNR						MSE
	SMF	PSMF	AMF	DBA	REMF	PA	SMF	PSMF	AMF	DBA	REMF	PA
20	29.039	32.379	37.561	37.476	38.204	40.188	81.126	37.6033	11.4017	11.6275	9.8338	9.1702
50	15.095	20.997	30.061	30.249	31.499	32.942	2011..9	516.869	64.1182	61.4046	46.050	41.5837
70	9.861	9.884	25.509	25.737	27.228	28.133	6713.6	6679.1	182.901	173.518	123.09	99.9569
80	7.926	7.983	22.975	22.936	24.702	25.836	10482	10346	327.752	330.747	220.25	169.607
90	6.441	6.485	19.283	19.770	21.355	24.316	14739	14609	767.042	685.698	476.01	240.925

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