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Performance in classifications.
| Number of PCs | Power (%) | Normal versus benign and cancerous | Benign versus cancerous | ||||
|---|---|---|---|---|---|---|---|
| Sensitivity | Specificity | AUC | Sensitivity | Specificity | AUC | ||
| 1 PC | 84.07 | 1.000 | 0.000 | 0.400 | 0.200 | 0.833 | 0.667 |
| 2 PCs | 91.32 | 0.909 | 1.000 | 0.982 | 0.400 | 0.667 | 0.433 |
| 3 PCs | 95.27 | 1.000 | 1.000 | 1.000 | 1.000 | 1.000 | 1.000 |
| 4 PCs | 97.75 | 1.000 | 1.000 | 1.000 | 1.000 | 1.000 | 1.000 |
