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Table 4 Results of the structural similarity index (SSIM) and peak signal-to-noise ratio (PSNR)

From: A cycle generative adversarial network for improving the quality of four-dimensional cone-beam computed tomography images

 

SSIM

PSNR (dB)

4D-CBCT

0.49 ± 0.07

42.3 ± 1.4

sCT

0.73 ± 0.04

50.5 ± 1.4

p value

< 0.01

< 0.01

  1. These values are reported as the mean ± standard deviation for 10 patients. The p value was calculated using a two-tailed t test comparing the results of the 4D-CBCT and sCT images