Research Article
Simultaneous Channel and Feature Selection of Fused EEG Features Based on Sparse Group Lasso
Table 3
Experimental results comparing different feature extraction methods for dataset E.
| Feature extraction method | Experimental results | Number of channels | Number of features | Test error rate (%) |
| Power spectrum | 40 | 93 | 14.85 | Time-domain statistic | 33 | 91 | 16.16 | AR coefficient | 28 | 102 | 17.47 | Wavelet feature | 25 | 430 | 19.65 | Fusion feature | 23 | 508 | 15.28 |
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