Table 2 Average values of performance index for different methods.

From: Retinal fundus image super-resolution based on generative adversarial network guided with vascular structure prior

Methods average

PSNR

Average SSIM

Average LPIPS

ESRGAN

32.5327

0.8840

0.3646

P-SRGAN

32.7224

0.8821

0.3124

RankSRGAN

33.1178

0.8802

0.2321

DUS-GAN

33.6180

0.8879

0.2081

Real-ESRGAN

33.3948

0.8876

0.1554

IGAN

33.7210

0.8882

0.1872

Our method

35.1015

0.9008

0.1220