Table 5. SVM classification of an independent validation set of 199 breast carcinomas.
Rows correspond to both subclasses determined on histopathological criteria, columns to the prediction of belonging to one class or another by SVM and the expression signature.
SVM classification | ||||
---|---|---|---|---|
Histological typing | N | IDC | ILC | Accuracy (%) |
IDC | 171 | 151 | 20 | 88.3 |
ILC | 28 | 7 | 21 | 75.0 |
Total | 199 | 158 | 41 |