Table 2.
Confusion matrix for EEG sensor signals classification averaged across participants (50 test trials per class).
| EEG sensor signals classification accuracies (%) | |||||||||
|---|---|---|---|---|---|---|---|---|---|
 |
HLE | HLF | HRE | HRF | LLE | LLF | LRE | LRF | Control |
| HLE | 9.00 | 6.50 | 5.75 | 4.75 | 6.00 | 6.38 | 4.13 | 3.88 | 3.63 |
| HLF | 7.13 | 9.13 | 4.13 | 4.88 | 5.75 | 7.25 | 3.13 | 3.38 | 5.25 |
| HRE | 4.00 | 4.25 | 10.75 | 8.25 | 3.38 | 3.75 | 6.63 | 6.00 | 3.00 |
| HRF | 4.88 | 4.88 | 6.75 | 11.13 | 3.25 | 3.25 | 4.75 | 6.75 | 4.38 |
| LLE | 5.88 | 6.00 | 4.38 | 3.00 | 10.63 | 7.50 | 5.13 | 3.25 | 4.25 |
| LLF | 7.13 | 6.25 | 4.50 | 2.50 | 6.00 | 9.50 | 4.38 | 3.88 | 5.88 |
| LRE | 5.25 | 3.50 | 6.50 | 5.38 | 4.63 | 3.88 | 10.63 | 6.25 | 4.00 |
| LRF | 4.00 | 3.00 | 4.75 | 7.75 | 3.63 | 3.88 | 6.38 | 12.63 | 4.00 |
| Control | 3.13 | 5.25 | 2.25 | 3.50 | 4.38 | 5.38 | 4.38 | 5.25 | 16.50 |
| Mean accuracy per class (%) | 18 ± 3.25 | 18.25 ± 2.70 | 21.5 ± 2.76 | 22.25 ± 3.64 | 21.25 ± 3.81 | 19 ± 2.45 | 21.25 ± 3.85 | 25.25 ± 4.41 | 33 ± 8.52 |
| Mean accuracy (%) | 22.19 ± 1.85 | ||||||||