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Table 1 Filtering results in PSNR (dB) for images corrupted with mixed impulse noise.

From: Impulse Noise Filtering Using Robust Pixel-Wise S-Estimate of Variance

  Lena Goldhill Boats Bridge
Methods
Noisy 13.95 10.91 9.14 13.82 10.81 9.04 13.76 10.75 8.99 13.61 10.63 8.88
MED3 3 30.97 27.05 22.66 29.26 26.83 22.92 28.64 25.55 21.98 24.61 22.68 20.06
TSM 33.85 26.32 19.79 31.86 25.99 19.68 31.15 25.18 19.34 26.93 23.11 18.36
ACWM 34.72 28.86 23.09 32.52 28.37 22.94 31.78 27.04 22.08 27.17 23.96 20.24
SDROM 34.74 28.87 23.47 32.97 28.39 23.26 31.85 27.39 22.48 27.56 24.25 20.57
PSM 28.96 27.51 25.66 28.83 27.12 25.11 28.89 26.17 23.90 26.84 23.74 21.59
PWMAD 34.77 28.88 19.59 32.38 27.85 19.22 31.69 26.93 18.94 27.22 23.68 17.80
Trilateral 33.98 25.68 16.37 32.18 25.40 16.10 31.39 24.70 16.02 27.12 22.38 15.10
DWM 34.49 30.95 26.49 32.22 29.28 25.84 31.41 28.22 24.57 26.40 24.33 21.78
FRINR 35.24 30.88 24.96 32.70 29.05 24.51 32.53 27.91 22.67 27.55 24.16 19.39
GP 35.49 30.73 24.73 32.97 29.55 24.47 32.39 28.40 23.56 27.60 24.83 21.28
ACWM-EPR 35.88 30.50 22.74 33.36 29.12 22.29 32.88 28.49 21.64 26.91 24.56 19.97
ROLD-EPR 35.08 30.66 25.31 33.26 29.90 24.85 32.58 27.72 22.84 28.04 24.28 20.42
PWS-EPR 36.38 31.46 27.23 33.95 30.10 26.78 33.49 28.43 24.58 28.10 24.84 21.97