Table 3 The results of uniform and random undersampling, along with their corresponding reconstructions in terms of PSNR, SSIM, and LPIPS metrics (mean ± standard error).

From: Accelerating photoacoustic microscopy by reconstructing undersampled images using diffusion models

 

PSNR

SSIM

LPIPS

Uniform (x-axis)

25.057 ± 1.077

0.801 ± 0.021

0.149 ± 0.016

Uniform (y-axis)

27.520 ± 0.925

0.870 ± 0.014

0.109 ± 0.012

Random

29.297 ± 0.969

0.890 ± 0.012

0.103 ± 0.011

  1. Significant results are highlighted in bold. With the same effective pixel size, random undersampling outperforms uniform undersampling in terms of PSNR and SSIM.
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