Table 2.

The comparison of the generated pseudo-CT when both Dixon and ZTE images are available (based on 14 patient data sets). The Dice index of bone was computed for the whole brain, regions above and below the eyes.

Methods	Relative validation loss (%)	Dice of bone whole	Dice of bone above eye	Dice of bone below eye
Dixon-Atlas	23.33 ± 3.23	0.52 ± 0.05	0.61 ± 0.06	0.29 ± 0.05
ZTE-Seg	16.20 ± 2.28	0.69 ± 0.05	0.75 ± 0.05	0.56 ± 0.07
DixonZTE-Unet	13.58 ± 1.53	0.77 ± 0.04	0.83 ± 0.04	0.66 ± 0.07
DixonZTE-GroupUnet	12.62 ± 1.46	0.80 ± 0.04	0.86 ± 0.03	0.69 ± 0.06