COMPARISON OF RESTORATION RESULTS IN PSNR (DB) FOR IMAGES CORRUPTED WITH RANDOM-VALUED IMPULSE NOISE

TABLE I

COMPARISON OF RESTORATION RESULTS IN PSNR (DB)
FOR IMAGES CORRUPTED WITH RANDOM-VALUED IMPULSE NOISE

Method	Baboon			Bridge			Lena			Pentagon
Method	40%	60%		40%	60%		40%	60%		40%	60%
Median Filter	20.65	19.36		22.17	19.36		27.64	21.58		25.16	23.41
SD-ROM Filter	21.49	19.45		23.80	20.66		29.85	23.41		27.27	24.33
PSM Filter	21.07	19.56		22.75	19.73		28.92	22.06		26.19	23.87
ACWM Filter	21.58	19.56		23.23	19.27		28.79	21.19		26.84	23.50
PWMAD Filter	21.56	19.68		23.83	20.83		31.41	24.30		27.33	24.46
ROAD-Trilateral Filter	21.60	19.52		24.01	20.84		31.12	26.08		27.14	24.60
ACWM-EPR	21.62	19.87		24.60	20.89		32.21	24.62		27.35	24.59
ROAD-EPR	21.53	19.96		24.52	22.04		32.32	28.37		27.06	25.00

ROLD-EPR	21.92	20.38		24.79	22.59		32.76	29.03		27.73	25.70