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Hyperparameter used in a deep SAE-based model for vibration signals in CWRU database.
| Feature Domain | Hyperparameters | ||
|---|---|---|---|
| L2 Regularization | Sparsity Regularization | Sparsity Proportion | |
| Time (T1) | 8.0 × 10−5 | 8.0 × 10−5 | 0.55 |
| Frequency (F1) | 8.0 × 10−5 | 8.0 × 10−5 | 0.45 |
| Time–Frequency (TF1) | 8.0 × 10−5 | 8.0 × 10−5 | 0.50 |
