Table 9.

Mean kappa value of the methods for the BCI competition IV dataset 2b (baseline: 0.4789 ± 0.077%).

	Ratio	MEAN Kappa Value% (Mean ± std. dev.)
Method		1:1	1:3	1:5	1:7	1:9
CNN-GT		0.332 ± 0.075	0.321 ± 0.066	0.227 ± 0.069	0.287 ± 0.067	0.235 ± 0.045
CNN-NA		0.468 ± 0.072	0.588 ± 0.054	0.539 ± 0.062	0.526 ± 0.035	0.591 ± 0.087
CNN-AE		0.498 ± 0.026	0.525 ± 0.071	0.496 ± 0.038	0.452 ± 0.056	0.578 ± 0.066
CNN-VAE		0.535 ± 0.087	0.591 ± 0.054	0.595 ± 0.028	0.578 ± 0.077	0.546 ± 0.089
CNN-DCGAN		0.622 ± 0.078	0.671 ± 0.067	0.631 ± 0.055	0.605 ± 0.075	0.580 ± 0.032