Table 2. The number of training and testing samples for all the datasets used.
| Training | Testing | Total | |
|---|---|---|---|
| DDSM (ROI cropped manually) | 1,580 | 676 | 2,256 |
| DDSM (ROI using threshold and region based) | 1,288 | 552 | 1,840 |
| CBIS-DDSM | 3,691 | 1,581 | 5,272 |
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