Simultaneous Channel and Feature Selection of Fused EEG Features Based on Sparse Group Lasso

Table 4

Experimental results of three methods for dataset A.

Channel/feature selection method	Selected channel		Selected feature		Test error rates (%)
	Number	Proportion (%)	Number	Proportion (%)
Lasso	27	45.76	43	1.04	31.72
Group Lasso	17	28.81	1190	28.81	31.72
Sparse Group Lasso	18	30.51	737	17.85	29.96