Review Article
Advances in Hybrid Brain-Computer Interfaces: Principles, Design, and Applications
Table 1
Representative hBCI applications of multiple brain patterns.
| Reference | Hybrid mode | Application | Classifiers | Commands | Accuracy (%) | Improvements |
| [19] | SSVEP, P300, MI | Humanoid machine navigation | CCA | 6 | P300: 84.6, SSVEP: 84.1 | Better commands performance in navigation and exploration | [20] | SSVEP, P300 | Wheelchair control with stop command | SVM | 2 | >80 | Higher detection accuracy and low response time | [21] | SSVEP, P300 | Target selection speller | SW-LDA | 9 | 93.3 | More effective in target discrimination | [22] | SSVEP, P300 | Cursor control | SVM | 9 | >90 | Higher accuracy and better commands performance | [11] | SSVEP, P300 | Multiple option selection | CCA, LDA | 4 | P300: 99.9 SSVEP: 67.2 | Better performance and user-friendly | [23] | P300, SSVEP | Speller | SW-LDA | 36 | 93.85 | Higher accuracy | [24] | MI, SSVEP | Play Tetris games in MI-SSVEP paradigm | LDA, CSP, CCA | 4 | MI: 87.01 SSVEP: 90.26 | Higher accuracy | [25] | MI, SSVEP | Hybrid BCI system of MI and SSVEP | LDC | 2 | 85.6 ± 7.7 | Better classification performance | [9] | MI, SSVEP, visual, and auditory | Wheelchair control | SVM | 6 | — | Multidegree control commands | [26] | MI, SSVEP | Hybrid BCI system with feedback | LDA | 2 | ≥83 | Better MI training performance | [27] | SSVEP, MI | Control commands | CCA | 5 | MI: 93.3 SSVEP: 89 | Better performance and easiness for users | [16] | MI, P300 | 2-D cursor control | SVM | 2 | >80 | Multiple-degree control | [17] | P300, MI | BCI mouse-based web browser | SVM | 3 | 93.21 | Multidegree control with a feasible BCI mouse | [28] | P300, MI | BCI wheelchair with direction and speed control | LDA | 4 | 83.10 ± 2.12 | Direction and speed control |
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