Table 3.

Notations for data.

Set name	Notation for element	Meaning
ORG ROIs	$O_{\text{abnorm}}/O_{\text{norm}}$	Real abnormal/normal ROI
AFF ROIs	$A_{\text{class}}^{\text{padding}}$	Affine transformed ROI from one class (abnorm = abnormal/norm = normal) by padding method constant/nearest/reflect
GAN ROIs	$G_{\text{abnorm}}/G_{\text{norm}}$	Synthetic abnormal/normal ROI by GAN