TABLE 5. LOSO Cross Validation for Dataset Having Vowel “a” Voice Samples
of Training Database. 
: Number of Neurons
in the First Hidden Layer of NN. 
: Number of Neurons
in the Second Hidden Layer of NN. ACC(%) Percentage of PD Detection Accuracy.
Sen.(%): Percentage of Sensitivity. Spec.(%): Percentage of
Specificity.
| Hyperparameters | Evaluation Metrics | |||||
|---|---|---|---|---|---|---|
 |
 |
L | ACC(%) | Sen.(%) | Spec.(%) | MCC |
| 2 | 2 | 2 | 0.00 | 0.0 | 0.0 | −1.00 |
| 2 | 9 | 2 | 0.00 | 0.0 | 0.0 | −1.00 |
| 2 | 39 | 2 | 87.5 | 90 | 85 | 0.750 |
| 1 | 29 | 2 | 92.5 | 95 | 90 | 0.851 |
| 2 | 29 | 2 | 92.5 | 95 | 90 | 0.851 |