Review Article
Advances in Hybrid Brain-Computer Interfaces: Principles, Design, and Applications
Table 2
Representative applications of multisensory hBCIs.
| Reference | Hybrid mode | Application | Classifiers | Commands | Accuracy (%) | Improvements |
| [30] | P300, visual, audio | P300 audiovisual speller | Regularized linear LR | ā | >80 | Improvement in performance | [31] | Visual, audio | Consciousness detection in patients with DOC | SVM | 2 | >64 | Better performance and feasible to patients with DOC | [32] | Visual, audio | Visual-auditory speller | LDA | 30 | 87.7 (chance level <3%) | Better BCI performance | [33] | Visual, audio | Awareness detection | SVM | 2 | 95.67 | Better performance over auditory-only and visual-only systems | [34] | Auditory, tactile, visual, P300 | Visual saccade-independent BCI | BLDA | 4 | 88.67 | Better online performance | [35] | Auditory, tactile, P300 | Tactile and bone-conduction BCI | SW-LDA | 6 | 70 | Higher classification accuracy | [36] | Audio, tactile | Robot gesture | FGMMs, SVM | 10 | 92.75 | Better performance over framework |
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