Table 3 Area under the curves. Area under the curve and accuracy with the corresponding threshold η for each test.
Test 1 | Test 2 | |||
|---|---|---|---|---|
Input features | MFCCs mean | Optimized audio features | MFCCs mean | Optimized audio features |
AUC | 0.88 | 0.92 | 0.75 | 0.84 |
Accuracy | 84, 6% | 86, 7% | 73, 4% | 85, 1% |
η | 0.14 | 0.18 | 0.10 | 0.19 |