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The confusion matrix resulting from cross‐validation of standard Raman PCA, with accompanying percentage classification accuracy
| Actual | Predicted | Class acc. (%) | |||
|---|---|---|---|---|---|
| NHEK | SiHa | CaSki | HaCaT | ||
| NHEK | 31 | 2 | 1 | 1 | 88.6 |
| SiHa | 2 | 25 | 6 | 7 | 62.5 |
| CaSki | 1 | 9 | 19 | 10 | 48.7 |
| HaCaT | 3 | 9 | 6 | 22 | 55.0 |
