Table 1.
Classification results for the features extracted by our method. The better classification performances are highlighted in bold for each subject and each task pair. The best classification performances among different task pairs are underlined.
| Task pairs | Classifiers | Accuracy % | ||||||
|---|---|---|---|---|---|---|---|---|
| Subjects | ||||||||
| S1 | S2 | S3 | S4 | S5 | S6 | Mean over subjects | ||
| RS&MA | LDA | 95.10 | 71.38 | 64.76 | 56.12 | 57.56 | 70.76 | 69.25 |
| (F3) | (F3) | (O2) | (F3) | (O1) | (F4) | |||
| SVM | 98.36 | 84.38 | 68.76 | 89.96 | 80.84 | 87.20 | 84.91 | |
| (F4) | (F3) | (F3) | (P3) | (O1) | (F4) | |||
|
| ||||||||
| RS&RH | LDA | 86.52 | 61.66 | 57.08 | 54.84 | 56.08 | 62.2 | 63.06 |
| (F3) | (P3) | (O2) | (C3) | (P4) | (F4) | |||
| SVM | 92.40 | 87.56 | 77.00 | 90.12 | 79.00 | 83.80 | 84.98 | |
| (F4) | (P3) | (C4) | (P3) | (C3) | (O2) | |||
|
| ||||||||
| RS&LH | LDA | 88.88 | 60.0 | 56.08 | 59.8 | 56.16 | 60.88 | 63.63 |
| (C4) | (C4) | (F3) | (P3) | (P4) | (F4) | |||
| SVM | 94.74 | 70.86 | 58.52 | 90.88 | 88.96 | 86.20 | 81.69 | |
| (C4) | (F3) | (F4) | (P3) | (C3) | (O2) | |||
|
| ||||||||
| RS&LA | LDA | 72.88 | 72.70 | 60.82 | 60.76 | 56.64 | 62.2 | 64.33 |
| (F3) | (P3) | (O2) | (P3) | (C4) | (F4) | |||
| SVM | 87.18 | 96.50 | 64.20 | 91.20 | 87.92 | 89.92 | 86.15 | |
| (P3) | (P3) | (C4) | (P3) | (P3) | (C4) | |||
|
| ||||||||
| MA&RH | LDA | 66.12 | 57.76 | 62.42 | 62.08 | 64.48 | 62.88 | 62.62 |
| (O2) | (F3) | (O2) | (P3) | (O2) | (O2) | |||
| SVM | 81.08 | 72.08 | 72.36 | 90.44 | 90.24 | 86.24 | 82.07 | |
| (O2) | (P3) | (F3) | (P3) | (O2) | (O2) | |||
|
| ||||||||
| MA&LH | LDA | 68.64 | 58.56 | 65.24 | 57.64 | 61.32 | 62.04 | 62.24 |
| (P3) | (F3) | (F3) | (P3) | (O2) | (F4) | |||
| SVM | 82.34 | 78.60 | 94.52 | 90.84 | 88.20 | 98.20 | 88.78 | |
| (O2) | (C4) | (P4) | (P3) | (O1) | (F4) | |||
|
| ||||||||
| MA&LA | LDA | 73.42 | 68.24 | 60.96 | 58.56 | 62.44 | 66.44 | 65.01 |
| (F4) | (P3) | (F4) | (O2) | (P3) | (F4) | |||
| SVM | 84.16 | 94.98 | 87.50 | 90.80 | 91.08 | 93.26 | 90.29 | |
| (F4) | (P3) | (P4) | (P3) | (O1) | (O2) | |||
|
| ||||||||
| RH&LH | LDA | 52.90 | 55.56 | 63.72 | 54.08 | 53.72 | 60.96 | 56.82 |
| (C4) | (C3) | (F3) | (C4) | (F3) | (O2) | |||
| SVM | 64.18 | 67.92 | 65.62 | 80.88 | 78.48 | 82.56 | 73.27 | |
| (C4) | (P3) | (Pz) | (C4) | (P3) | (P3) | |||
|
| ||||||||
| RH&LA | LDA | 68.24 | 67.14 | 63.44 | 55.48 | 57.08 | 61.72 | 62.18 |
| (C4) | (F4) | (F4) | (O2) | (O1) | (F4) | |||
| SVM | 76.48 | 96.08 | 60.34 | 80.32 | 77.24 | 90.0 | 80.07 | |
| (F3) | (P3) | (F4) | (C3) | (P3) | (F4) | |||
|
| ||||||||
| LH&LA | LDA | 59.00 | 71.96 | 69.46 | 55.56 | 56.96 | 63.52 | 62.74 |
| (P4) | (F4) | (F4) | (O2) | (P4) | (P4) | |||
| SVM | 76.80 | 95.32 | 67.66 | 80.20 | 68.44 | 82.00 | 78.40 | |
| (P4) | (F3) | (C3) | (C4) | (F3) | (Pz) | |||
|
| ||||||||
| Mean over tasks | LDA | 73.17 | 64.49 | 62.39 | 57.49 | 58.24 | 63.36 | 63.19 |
| SVM | 83.77 | 84.43 | 71.65 | 87.56 | 83.04 | 87.94 | 83.06 | |