. Author manuscript; available in PMC: 2020 Mar 1.

Published in final edited form as: IEEE Trans Med Imaging. 2019 Mar;38(3):686–696. doi: 10.1109/TMI.2018.2870343

TABLE I.

SUMMARY OF MAMMOGRAPHY AND DBT BREAST IMAGING DATA SETS. FOR EACH LESION IN A DBT VOLUME, FIVE UNIQUE ROIS CENTERED AT THE CENTRAL SLICE WERE EXTRACTED

Data set	No. of view^a	No. of unique ROIs	No. of malignant ROIs	No. of benign ROIs	No. of ROIs after data augmentation
*Mammography*
Training	1,335	1,545	604	941	12, 360
UM-SFM	748	886	317	569	7,088
DDSM-SFM	277	322	191	131	2,576
UM-DM	310	337	96	241	2,696
Test	907	909	453	456	7,272
UM-SFM	907	909	453	456	7,272
Total	2,242	2,454	1,057	1,397	19,632
*DBT*
Training	230	1,140	590	550	9,120
UM-DBT	92	450	155	295	3,600
MGH-DBT	138	690	435	255	5,520
Test	94	445	150	295	3,560
UM-DBT	94	445	150	295	3,560
Total	324	1,585	740	845	12,680

A view in mammography or DBT is a compression direction of the breast during x-ray imaging. For example, a screening examination generally includes a craniocaudal (CC) view and a mediolateral oblique (MLO) view of each breast.