Table 2.
Online classification performance.
| Subjects | ACC (%) | ITR (bit/min) | AVT | |||
|---|---|---|---|---|---|---|
| SSP | LSP | SSP | LSP | SSP | LSP | |
| S1 | 50.00 | 70.00 | 2.08 | 5.09 | 3.10 | 3.30 |
| S2 | 70.00 | 75.00 | 4.67 | 5.69 | 3.60 | 3.55 |
| S3 | 75.00 | 95.00 | 5.86 | 10.90 | 3.45 | 3.55 |
| S4 | 50.00 | 70.00 | 1.89 | 4.26 | 3.40 | 3.95 |
| S5 | 95.00 | 100.00 | 12.10 | 15.23 | 3.20 | 3.05 |
| S6 | 60.00 | 60.00 | 3.44 | 3.39 | 3.20 | 3.25 |
| S7 | 50.00 | 55.00 | 1.76 | 2.23 | 3.65 | 3.85 |
| S8 | 90.00 | 100.00 | 9.72 | 14.07 | 3.40 | 3.30 |
| S9 | 50.00 | 55.00 | 2.01 | 2.52 | 3.20 | 3.40 |
| S10 | 55.00 | 75.00 | 2.56 | 6.13 | 3.35 | 3.30 |
| AVG ± STD | 64.50 ± 17.23 | 75.50 ± 17.39 | 4.61 ± 3.62 | 6.95 ± 4.74 | 3.36 ± 0.18 | 3.45 ± 0.28 |
| p value | 0.007 | 0.007 | 0.183 | |||
| Effect size (d) | 1.355 | 1.320 | 0.435 | |||
| Statistical power (1-β) | 0.969 | 0.960 | 0.271 | |||
ACC = classification accuracy, ITR = information transfer rate, AVT = average number of trials, AVG = average, STD = standard deviation, SSP = silk-stim paradigm, LSP = linen-stim paradigm.