Skip to main content

Table 1 Objective performance evaluation using PSNR and SSIM values with σ=5

From: Low-light image restoration using bright channel prior-based variational Retinex model

  [2] [3] [8] [23] [14] [16] Proposed
  PSNR SSIM PSNR SSIM PSNR SSIM PSNR SSIM PSNR SSIM PSNR SSIM PSNR SSIM
Figure 4 a 15.57 0.646 17.50 0.683 19.06 0.783 21.35 0.933 16.86 0.710 22.58 0.894 26.77 0.964
Figure 4 b 16.57 0.662 18.92 0.676 18.36 0.722 20.25 0.889 17.10 0.645 21.21 0.819 23.24 0.936
Figure 4 c 16.68 0.636 21.50 0.711 18.66 0.697 20.18 0.780 18.23 0.620 21.35 0.774 23.31 0.861
Figure 4 d 16.87 0.720 18.69 0.735 19.40 0.821 20.49 0.876 16.68 0.706 22.44 0.896 25.28 0.950
Figure 4 e 17.40 0.645 21.40 0.721 16.98 0.701 18.40 0.718 16.40 0.550 21.27 0.769 24.02 0.902
Figure 4 f 16.48 0.590 21.69 0.715 19.09 0.671 21.18 0.806 17.50 0.566 21.26 0.741 24.56 0.893
  1. The italicized number represents the highest value among the set of test methods