Table 3.
Table results in mean PSNR for different impulse noise reduction methods. The mean is obtained for different noise ratios in 10 test images. Total column reflects the total mean for all ratios and images.
| Method | Noise percentage | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| 10 | 20 | 30 | 40 | 50 | 60 | 70 | 80 | 90 | Total | |
| ACWM [19] | 31.24 | 27.49 | 22.82 | 18.48 | 14.89 | 12.10 | 9.78 | 7.94 | 6.47 | 16.80 |
| AMF [12] | 32.17 | 30.45 | 28.77 | 27.18 | 25.59 | 23.97 | 21.87 | 18.03 | 12.03 | 24.45 |
| DBAIN [20] | 36.58 | 32.97 | 30.51 | 28.50 | 26.61 | 24.80 | 22.90 | 20.85 | 18.05 | 26.86 |
| DSFIRE [21] | 34.14 | 30.13 | 25.69 | 21.10 | 17.14 | 13.93 | 11.30 | 9.23 | 7.60 | 18.92 |
| FIDRM [22] | 36.28 | 32.53 | 30.12 | 28.29 | 26.76 | 25.39 | 23.89 | 22.08 | 19.68 | 27.23 |
| MMEM [14] | 27.77 | 30.46 | 29.52 | 28.71 | 27.84 | 26.88 | 25.76 | 24.45 | 22.59 | 27.11 |
| NAFSM [23] | 34.26 | 31.31 | 29.54 | 28.17 | 27.05 | 26.03 | 25.01 | 23.81 | 21.22 | 27.38 |
| PSMF [17] | 26.35 | 25.84 | 25.08 | 23.97 | 21.95 | 18.91 | 14.98 | 9.67 | 7.61 | 19.37 |
| SDROM [5] | 30.92 | 28.93 | 27.07 | 25.19 | 22.97 | 20.53 | 17.62 | 14.34 | 10.79 | 22.04 |
| MDBUTMF [24] | 37.22 | 33.86 | 31.62 | 29.82 | 27.94 | 25.53 | 22.45 | 18.83 | 15.05 | 26.92 |
| SVM-M1 (32-40) | 35.49 | 31.96 | 29.32 | 26.53 | 24.69 | 22.33 | 19.76 | 13.07 | 5.96 | 23.23 |
| SVM-M1 (64-40) | 35.57 | 32.15 | 29.49 | 26.87 | 25.10 | 22.80 | 20.12 | 13.28 | 5.97 | 23.48 |
| SVM-M2 (32-40) | 36.02 | 32.96 | 30.86 | 29.19 | 27.74 | 26.42 | 25.14 | 23.80 | 22.09 | 28.25 |
| SVM-M2 (64-40) | 35.96 | 32.90 | 30.81 | 29.14 | 27.69 | 26.37 | 25.11 | 23.77 | 22.06 | 28.20 |
| SVM-R (32-40) | 35.63 | 32.71 | 30.76 | 29.14 | 27.70 | 26.25 | 24.71 | 22.71 | 19.63 | 27.69 |
| SVM-R (64-40) | 35.47 | 32.59 | 30.68 | 29.10 | 27.67 | 26.23 | 24.70 | 22.71 | 19.63 | 27.64 |