Table 1.
Feature extractions in the initial feature set.
| Extraction Type | Dimension of Single Inputs | Domain |
|---|---|---|
| WAMP | 1 | Time domain |
| FE | 1 | Entropy domain |
| PE | 1 | Entropy domain |
| ARCU | 4 | Time domain |
| EWT | 5 | Time–frequency domain |
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