Table 6: Comparative restoration results in PSNR (dB) and MAE (the second row) for mixed noise ( %sp, : salt-and-pepper and Gaussian; %rv, : random-valued impulse and Gaussian; %: salt-and-pepper and random-valued impulse noise).

MethodBaboon imageBarbara image
%sp, %rv, % %sp, %rv, %

Noisy image11.9815.2513.9812.3015.9214.17
21.0415.3216.3914.359.00013.75
3 × 3 median filter20.4321.0121.7623.0623.6223.17
8.7548.3965.2155.1975.4333.881
5 × 5 median filter20.5920.6620.9022.8122.8622.79
8.3698.4196.3685.2755.6744.422
Bilateral filter19.8121.0019.8021.7022.6521.43
9.6128.4045.9588.0067.8226.120
SDROM21.2322.1924.0725.2925.5825.71
7.8607.4034.2564.1434.4203.329
ROAD-TRIF21.7122.3224.1325.6625.9425.66
7.4037.3144.2213.8004.2053.410
ROLD-EPR21.3822.2624.0325.4826.0225.88
7.6147.3294.2613.9614.2293.230
RORD-WMF21.8722.3224.3025.7926.1125.94
7.3637.3004.0623.7874.2682.978
DWM21.3422.1523.8925.4425.6525.30
7.6817.4114.4024.0054.4043.664
SBF21.7922.2024.0625.7225.8725.75
7.4047.3874.2573.8024.3393.323
SG-DARD-TRIF22.4122.3724.1526.7126.1526.03
6.9837.2934.0793.6254.1232.619