Classification of motor imagery tasks for BCI with multiresolution analysis and multiobjective feature selection

Table 5 Comparison of different feature selection and classification methods for the University of Essex BCI data files: maxima Kappa values evaluated with the test patterns

Subject	OPT0	SR-LDA	SR-SVC	OPT1	OPT2	OPT3
Subject	Kappa index (xe#)	Kappa index (xe# max)	Kappa index (xe# max)	Kappa index (xe# max)	Kappa index (xe# max)	Kappa index (xe# max)
101	0.438	0.450	0.528	0.472	0.489	0.430
102	0.455	0.408	0.541	0.405	0.463	0.447
103	0.279	0.244	0.287	0.329	0.354	0.413
104	0.564	0.696	0.664	0.589	0.614	0.606
105	0.287	0.194	0.170	0.287	0.287	0.287
106	0.321	0.236	0.284	0.338	0.381	0.292
107	0.631	0.547	0.598	0.631	0.665	0.656
108	0.254	0.161	0.155	0.170	0.245	0.237
109	0.388	0.320	0.380	0.346	0.371	0.388
110	0.648	0.505	0.530	0.530	0.673	0.639

Italic values represent the best values provided by any alternative procedure for a given subject

ISSN: 1475-925X