DBT Masses Automatic Segmentation Using U-Net Neural Networks

Table 3

Specificity (Spe) of different types of train-test combinations using 5-fold crossvalidation.

Train	Test on H1	Test on H2
Same hospital	0.89 ± 0.011	0.89 ± 0.017
Different hospitals	0.86 ± 0.009	0.87 ± 0.013
Both hospitals	0.88 ± 0.013	0.88 ± 0.021