| Model | Accuracy Before | Accuracy After |
| Logistic regression | 58.6% | 60.62% |
| GDA | 58.24% | 60.62% |
| Naive Bayes | 57.89% | 60.38% |
| Linear SVM | 56.82% | 59.79% |
| RBF SVM | 55.87% | 62.51% |
| Poly SVM | 52.31% | 59.43% |