Table 2.
Feature Domain | Hyper-Parameters | ||||
---|---|---|---|---|---|
L2 Regularization | Sparsity Regularization | Sparsity Proportion | First Hidden Layer | Second Hidden Layer | |
Time-Domain | 5.0 × 10−6 | 5.0 × 10−6 | 0.09 | 700 | 220 |
Frequency-Domain | 5.0 × 10−6 | 5 × 10−3 | 0.05 | 600 | 150 |
Time-Frequency-Domain | 5.0 × 10−5 | 5.0 × 10−5 | 0.1 | 750 | 160 |