Research Article
Image Scale-Space Filtering Using Directional Local Variance Controlled Anisotropic Diffusion
Table 1
Maximal PSNR (dB) and SSIM scores of comparative models.
| Images | | PSNR | SSIM | PSNR | SSIM | PSNR | SSIM | PSNR | SSIM | PSNR | SSIM |
| Lena | 0.01 | 20.03 | 0.277 | 29.69 | 0.857 | 29.56 | 0.860 | 29.29 | 0.836 | 30.56 | 0.866 | 0.015 | 18.30 | 0.216 | 29.12 | 0.845 | 28.76 | 0.845 | 28.58 | 0.818 | 29.66 | 0.851 | 0.02 | 17.10 | 0.179 | 28.37 | 0.834 | 28.13 | 0.834 | 28.03 | 0.795 | 28.93 | 0.839 |
| Peppers | 0.01 | 20.15 | 0.299 | 29.54 | 0.832 | 29.66 | 0.841 | 29.21 | 0.827 | 30.28 | 0.848 | 0.015 | 18.44 | 0.236 | 28.74 | 0.824 | 28.83 | 0.832 | 28.47 | 0.808 | 29.41 | 0.836 | 0.02 | 17.27 | 0.199 | 28.04 | 0.811 | 28.20 | 0.817 | 27.85 | 0.788 | 28.68 | 0.826 |
| Monarch | 0.01 | 20.07 | 0.463 | 26.22 | 0.839 | 26.96 | 0.874 | 24.36 | 0.825 | 27.18 | 0.877 | 0.015 | 18.42 | 0.401 | 25.48 | 0.829 | 26.05 | 0.852 | 23.98 | 0.799 | 26.31 | 0.855 | 0.02 | 17.25 | 0.357 | 24.88 | 0.816 | 25.35 | 0.834 | 23.51 | 0.781 | 25.44 | 0.839 |
| Cat | 0.01 | 21.31 | 0.477 | 26.23 | 0.763 | 26.40 | 0.768 | 23.99 | 0.701 | 26.84 | 0.808 | 0.015 | 19.67 | 0.398 | 25.11 | 0.710 | 25.24 | 0.719 | 23.74 | 0.682 | 25.80 | 0.771 | 0.02 | 18.45 | 0.345 | 24.19 | 0.670 | 24.32 | 0.676 | 23.44 | 0.654 | 25.06 | 0.742 |
| Goldhill | 0.01 | 20.41 | 0.332 | 28.67 | 0.764 | 28.75 | 0.769 | 27.96 | 0.730 | 28.89 | 0.771 | 0.015 | 18.77 | 0.260 | 27.85 | 0.741 | 27.88 | 0.743 | 27.38 | 0.710 | 28.13 | 0.749 | 0.02 | 17.60 | 0.215 | 27.16 | 0.720 | 27.22 | 0.720 | 26.88 | 0.690 | 27.52 | 0.727 |
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