Table 3 Comparison between our method and the first three winners on BCI competition IV dataset IIb
Time-frequency selection | Electrodes used | Features | Classifier | |
|---|---|---|---|---|
Our method | Selected by TFDF or F score | C3, C4 | BP | LDA |
First winner [17] | Mutual information-based selection | C3, Cz, C4 | FBCSP | Naïve Bayes Parzen Window classifier |
Second winner [30] | Selected by classification performance in cross-validation | C3, Cz, C4 | CSSD | LDA |
Third winner [30] | Selected by a heuristic search and a selection criterion based on overall classification accuracy in cross-validation. | C3, Cz, C4 | CSP | Using the best classifier among three variants of LDA and two variants of SVM |