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Table 5 PSNR and SSIM after reconstructing murals with different algorithms

From: An improved algorithm for superresolution reconstruction of ancient murals with a generative adversarial network based on asymmetric pyramid modules

Image Index BI Literature [17] SRGAN Literature [20] EDSR ProGAN
a PSNR/SSIM 19.18/0.43 25.31/0.66 26.46/0.69 26.41/0.67 26.90/0.72 27.11/0.73
b PSNR/SSIM 21.64/0.45 26.20/0.62 27.25/0.67 27.20/0.68 27.40/0.68 27.85/0.70
c PSNR/SSIM 22.57/0.37 27.03/0.52 27.45/0.54 27.49/0.53 27.47/0.55 27.53/0.55
d PSNR/SSIM 22.76/0.40 26.96/0.52 27.57/0.55 27.61/0.53 27.66/0.56 27.72/0.56
e PSNR/SSIM 20.23/0.37 28.91/0.79 29.03/0.79 28.97/0.77 29.23/0.81 29.38/0.81
f PSNR/SSIM 19.62/0.39 25.21/0.63 26.94/0.69 27.08/0.68 27.13/0.71 27.38/0.72
Avg. PSNR/SSIM 21.00/0.40 26.60/0.62 27.45/0.66 27.46/0.64 27.63/0.67 27.83/0.68