TABLE II.
System performance (%) using the K-best Feature Subspace clusters for each experimental setup during the test phase
| Frequency resolution | Number of best clusters (K) | ||||
|---|---|---|---|---|---|
| M1 | M2 | M3 | M4 | M5 | |
| 256 Hz (q = 0) | 82.5 | 83.54 | 84.97 | 85.51 | 85.99 |
| 128 Hz (q = 1) | 87.12 | 88.01 | 88.49 | 89.27 | 88.25 |
| 64 Hz (q = 2) | 88.37 | 88.31 | 89.21 | 89.86 | 89.92 |
| 32 Hz(q = 3) | 88.91 | 88.79 | 89.39 | 89.45 | 89.39 |
| 16 Hz (q = 4) | 88.85 | 90.22 | 90.7 | 90.22 | 90.28 |
| 8 Hz (q = 5) | 95.25 | 93.88 | 93.45 | 93.2 | 92.88 |
| 4 Hz (q = 6) | 94.4 | 94.28 | 92.31 | 92.19 | 92.25 |
| 2 Hz (q = 7) | 93.68 | 93.38 | 90.94 | 90.52 | 90.46 |
| 1 Hz (q = 8) | 86.76 | 86.82 | 86.82 | 86.82 | 86.76 |