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The three data partitions (subsets) generated from the original FFDM image database.
| Data subset (partition) | 1 | 2 | 3 |
|---|---|---|---|
| Number of cases | 175 | 175 | 175 |
| Number of images | 836 | 836 | 1060 |
| Number of true-positive mass regions | 342 | 342 | 341 |
| Number of false-positive regions | 2766 | 2989 | 3814 |
