Table 1 Results of the accuracy and ITR with 2 s’ time window length for each subject
From: A Hybrid BCI speller based on the combination of EMG envelopes and SSVEP
Subject | Accuracy(%) | ITR(bit/min) | ||||
|---|---|---|---|---|---|---|
Hybrid | EMG only | SSVEP only | Hybrid | EMG only | SSVEP only | |
S1 | 87.5 | 88.3 | 99.2 | 92.6 | 26.0 | 76.3 |
S2 | 100 | 100 | 100 | 118.1 | 40.0 | 78.1 |
S3 | 64.2 | 94.2 | 68.3 | 57.5 | 31.9 | 36.7 |
S4 | 81.7 | 99.2 | 82.5 | 82.9 | 38.5 | 51.5 |
S5 | 85.8 | 99.2 | 86.7 | 89.7 | 38.5 | 56.7 |
S6 | 81.7 | 87.5 | 94.2 | 83.1 | 25.2 | 67.4 |
S7 | 76.7 | 96.7 | 80.0 | 75.1 | 34.7 | 48.6 |
S8 | 87.5 | 95.8 | 91.7 | 92.8 | 33.9 | 63.6 |
S9 | 46.7 | 90.0 | 53.3 | 35.4 | 27.9 | 22.7 |
S10 | 96.7 | 96.7 | 100 | 110.1 | 34.9 | 78.1 |
Average (mean ± SEM) | 80.8 ± 15.6 | 94.8 ± 4.6 | 85.6 ± 15.2 | 83.7 ± 24.0 | 33.1 ± 5.3 | 58.0 ± 18.5 |