TABLE III.
Signal quality indices in the adaptive KF. The results are in the form mean ± standard deviation. The estimation algorithm with the greatest contribution towards the adaptive KF fusion scheme is highlighted in bold.
| Algorithm | Synthetic signals | Actual signals |
|---|---|---|
| dypsa | 0.97 ± 0.11 | 0.89 ± 0.16 |
| praat1 | 0.87 ± 0.31 | 0.78 ± 0.41 |
| praat2 | 0.94 ± 0.20 | 0.78 ± 0.41 |
| rapt | 0.91 ± 0.09 | 0.85 ± 0.32 |
| shrp | 0.98 ± 0.03 | 0.92 ± 0.22 |
| swipe | 1.00 ± 0.06 | 1.12 ± 0.59 |
| yin | 0.81 ± 0.18 | 0.92 ± 0.23 |
| ndf | 3.99 ± 0.08 | 3.80 ± 0.85 |
| tempo | 1.00 ± 0.01 | 0.77 ± 0.42 |
| xsx | 0.99 ± 0.06 | 0.75 ± 0.40 |