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Accuracy for the different wingbeat features for ML classification into three age classes and two age classes
| Feature | Accuracy of classification | |
|---|---|---|
| Three age classes [young (2–4 days), middle (7–9 days) and old (14–16 days)] | Two age classes [young (2–4 days) and older (7–16 days)] | |
| PSD | 46.6% | 71.8% |
| MFCC | 46.2% | 68.7% |
| Spectrogram | 44.6% | 65.8% |
| WBF | 37.0% | 53.5% |
PSD power spectral density, MFCC Mel frequency cepstral coefficients, WBF wingbeat fundamental frequency
