Table 3 Performance comparison of features derived from different techniques.
Feature Source | Accuracy (%) | Precision (%) | Recall (%) | F1 Score (%) |
|---|---|---|---|---|
Raw Audio Data | 83.25 | 84.1 | 82.8 | 83.45 |
PCA-Extracted Features | 89.45 | 90.1 | 88.95 | 89.52 |
SAE-Extracted Features | 96.15 | 98 | 98 | 98 |