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. 2026 Jan 20;16:2503. doi: 10.1038/s41598-025-32207-3

Fig. 4.

Fig. 4

Performance comparison of CCST and baseline models on the BCI IV 2a dataset using leave-one-subject-out cross-validation. (A) and (C) Grouped bar chart showing the mean classification accuracy (%) for each model with bars representing the standard deviation across subjects. (B) and (D) Box plot showing the distribution of classification accuracies for each model highlighting inter-subject variability.