| Ref. & Year | Method | Classifier | Data | Features | Protocol | Accuracy (%) |
| [31] ‘17 | Haar Wavelet | LR | Image | App. | 10-fold | 89.58 |
| [32] ‘14 | LBP + MPC | SVM | Image | App. | 10-fold | 92.54 |
| [33] ‘17 | Pyramid Feat. | SVM | Image | App. | LOSO | 93.38 |
| [34] ‘15 | DSNGE | kNN | Image | App. | LOSO | 93.89 |
| Proposed | LFC + FFD | SVM | Image | Both | LOSO | 94.94 |