| Method | Average recognition rates | |||
| Test samples/train samples | Min | Max | Average | |
| Quri [1] | - | - | - | 0.850 |
| DL | 60/90 | 0.833 | 0.900 | 0.892 |
| BP | 60/90 | 0.916 | 0.933 | 0.925 |
| SVM | 60/90 | 0.900 | 0.900 | 0.900 |