Table 1
Acoustic characteristics of the 16 sound sequences.
| Sequence | Number of peaks (NoP) | Background or Emergence (BoE) | LA90 dB(A) | Inside Emergence (LAmax, 1s – LA90) dB(A) | LAmax, 1s dB(A) | LAeq dB(A) |
|---|---|---|---|---|---|---|
| 1 | 1 | Bck37_Em9 | 36.9 | 9.3 | 46.2 | 39.2 |
| 2 | 2 | Bck37_Em9 | 38.4 | 8.9 | 47.2 | 40.9 |
| 3 | 3 | Bck37_Em9 | 37.5 | 9.6 | 47.1 | 40.2 |
| 4 | 4 | Bck37_Em9 | 38.2 | 9.0 | 47.2 | 41.3 |
| 5 | 1 | Bck32_Em14 | 32.0 | 14.3 | 46.4 | 35.3 |
| 6 | 2 | Bck32_Em14 | 33.2 | 14.2 | 47.4 | 37.3 |
| 7 | 3 | Bck32_Em14 | 32.2 | 13.9 | 46.1 | 36.8 |
| 8 | 4 | Bck32_Em14 | 32.4 | 14.2 | 46.6 | 37.7 |
| 9 | 1 | Bck27_Em19 | 27.4 | 19.2 | 46.6 | 32.6 |
| 10 | 2 | Bck27_Em19 | 28.5 | 18.9 | 47.4 | 35.2 |
| 11 | 3 | Bck27_Em19 | 28.0 | 18.1 | 46.1 | 35.3 |
| 12 | 4 | Bck27_Em19 | 27.5 | 18.9 | 46.4 | 36.2 |
| 13 | 1 | Bck23_Em24 | 22.8 | 24.0 | 46.7 | 31.2 |
| 14 | 2 | Bck23_Em24 | 23.6 | 23.7 | 47.3 | 34.0 |
| 15 | 3 | Bck23_Em24 | 22.4 | 23.7 | 46.1 | 34.4 |
| 16 | 4 | Bck23_Em24 | 22.8 | 23.5 | 46.3 | 35.6 |
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