Table 2.
Comparison of different feature selection algorithms and number of features (nof) for benchmark feature set.
| Feature groups | Valence | Arousal | ||
|---|---|---|---|---|
| BACC | nof | BACC | nof | |
| ANOVA | 0.5490 | 9 | 0.5316 | 8 |
| mRMR | 0.5404 | 3 | 0.5281 | 4 |
| RFE | 0.5531 | 3 | 0.5318 | 15 |
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