Table 1.

Image quality

Model	NCE $\to$ CME	NCE $\to$ NGE
MSE
UNet-Baseline	7958 [6978, 9263]	7813 [7046, 9796]
UNet-Phase	8401 [7657, 11458]	8484 [7921, 10862]
Pix2Pix	8374 [7190, 9713]	8011 [6390, 10172]
CycleGAN	9612 [8102, 12031]	9218 [8194, 11655]
pSNR
UNet-Baseline	57.32 [55.85, 57.83]	57.40 [5.46, 57.81]
UNet-Phase	57.09 [55.12, 57.45]	57.04 [55.62, 57.35]
Pix2Pix	57.10 [56.58, 57.67]	57.29 [55.93, 58.09]
CycleGAN	56.50 [55.24, 57.14]	56.68 [55.37, 57.14]
SSIM
UNet-Baseline	0.9946 [0.9933, 0.9957]	0.9949 [0.9926, 0.9961]
UNet-Phase	0.9943 [0.9920, 0.9958]	0.9936 [0.9904, 0.9941]
Pix2Pix	0.9937 [0.9924, 0.9953]	0.9941 [0.9921, 0.9958]
CycleGAN	0.9940 [0.9928, 0.9965]	0.9940 [0.9918, 0.9957]

Data format: median [95% CI]