Open Access
Table 2
The dataset of five types of different sounds.
| Sound type | Human auditory perception | Signal frequency features | Number of samples |
|---|---|---|---|
| ZC | Normal sound | / | 132 |
| YC1 | Fluctuating sound | 1-order | 140 |
| YC2 | Fricative sound | 2-order | 76 |
| YC3 | Rough sound | 3.05-order | 52 |
| YC4 | Whistling sound | high-frequency harmonic | 160 |
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