| Serial number | Recognition method | Average recognition rate/% | Variance |
| 1 | HBPNNs | 91.2 | 0.0002537 |
| 2 | HRBFNNs | 93.85 | 0.0002476 |
| 3 | SVM | 93.6 | 0.0002147 |
| 4 | MCDFC | 94.15 | 0.0001424 |