Table 2. Optimal parameters for the different detector types for the different SNRs and signal model. These parameters were identified using procedure described in Algorithm 1 on the 50 trials from the training datasets.
| Detector type | Parameters | SNR 0dB | SNR -3dB | ||||
|---|---|---|---|---|---|---|---|
| Gaussian | Laplacian | Biophysical | Gaussian | Laplacian | Biophysical | ||
| Modified Hodges | Weight | 1 | 1 | 1 | 1 | 1 | 1 |
| LPF cut-off (Hz) | 7.5 | 7.5 | 4.5 | 6.5 | 5.5 | 4.5 | |
| AGLR-G | Window size (s) | 0.1 | 0.1 | 0.15 | 0.1 | 0.15 | 0.15 |
| Weight | 2 | 1 | 3 | 1 | 1 | 1 | |
| AGLR-L | Window size (s) | 0.1 | 0.1 | 0.1 | 0.1 | 0.15 | 0.2 |
| Weight | 2 | 1 | 1 | 1 | 1 | 1 | |
| Fuzzy Entropy | Window size (ms) | 60 | 80 | 100 | 90 | 70 | 100 |
| Weight | 1 | 1 | 2 | 1 | 1 | 1 | |
| Modified Lidierth | LPF cut-off | 9.5 | 9.5 | 9.5 | 9.5 | 9.5 | 7.5 |
| Weight | 1 | 1 | 1 | 1 | 1 | 1 | |
| m | 20 | 25 | 5 | 25 | 55 | 25 | |
| T1 | 30 | 30 | 30 | 30 | 60 | 30 | |
| Hodges | Window size (s) | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 |
| Weight | 1 | 1 | 1 | 1 | 1 | 1 | |
| LPF cut-off (Hz) | 9.5 | 9.5 | 9.5 | 9.5 | 8.5 | 9.5 | |
| RMS | Window size (s) | 0.12 | 0.12 | 0.12 | 0.12 | 0.12 | 0.12 |
| Weight | 1 | 1 | 1 | 1 | 1 | 1 | |
| Window shift (ms) | 40 | 40 | 40 | 40 | 40 | 40 | |
| Time threshold (ms) | 40 | 40 | 40 | 40 | 40 | 40 | |
| Lidierth | Window size (s) | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 |
| Weight | 1 | 1 | 1 | 1 | 1 | 1 | |
| m | 10 | 10 | 5 | 20 | 25 | 25 | |
| T1 | 30 | 30 | 30 | 30 | 30 | 30 | |
| TKEO | HPF cut-off (Hz) | 5 | 5 | 5 | 15 | 20 | 15 |
| Window size (s) | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | |
| Weight | 1 | 1 | 1 | 1 | 1 | 1 | |
| T1 | 30 | 30 | 30 | 30 | 30 | 30 | |
| Bonato | Weight | 1 | 2 | 2 | 2 | 1 | 2 |
| m | 10 | 25 | 20 | 20 | 20 | 25 | |
| T1 | 30 | 30 | 30 | 30 | 60 | 30 | |
| Sample Entropy | Window size (ms) | 50 | 50 | 50 | 50 | 50 | 50 |
| Weight | 1 | 1 | 1 | 1 | 1 | 1 | |
| Tolerance for distance | 0.5 | 1.5 | 0.5 | 0.5 | 1.5 | 0.5 | |
| CWT | Weight | 1.1 | 1.2 | 1 | 1.1 | 1 | 1.4 |
| SSA | Window size (ms) | 52 | 50 | 50 | 50 | 50 | 50 |