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Table 3 Performance comparison of fast profile and the proposed method

From: Improved BM3D image denoising using SSIM-optimized Wiener filter

Noise BM3D Proposed PSNR % PSNR BM3D Proposed SSIM % SSIM
level PSNR PSNR gain gain SSIM SSIM gain gain
10 34.18 34.17 –0.01 –0.029% 0.904 0.903 –0.001 –0.111%
20 31.04 31.09 0.05 0.161% 0.844 0.844 0.000 0.000%
30 29.07 29.27 0.20 0.688% 0.789 0.795 0.006 0.760%
40 27.45 27.91 0.46 1.676% 0.732 0.752 0.020 2.732%
50 26.81 27.06 0.25 0.932% 0.703 0.720 0.017 2.418%
60 25.89 26.30 0.41 1.583% 0.658 0.690 0.032 4.863%
70 25.07 25.63 0.56 2.234% 0.614 0.663 0.049 7.980%
80 24.38 25.11 0.73 2.994% 0.575 0.641 0.066 11.478%
90 23.76 24.64 0.88 3.704% 0.534 0.621 0.087 16.292%
100 23.14 24.17 1.03 4.451% 0.500 0.600 0.100 20.000%