Table 4.

Comparison of selected channels and time between the proposed method and the t-value-based method.

Subjects	Selected channels
	The proposed scheme	Selection time (s)	t-value-based scheme	Selection time (s)
1	4, 10	0.0005	4, 8, 10	0.172
2	4, 9, 10	0.0005	2, 3, 4, 9, 10, 11	0.185
3	3, 5, 7,11, 12, 15	0.0005	2, 3, 5, 7, 11, 15	0.203
4	2, 3, 5, 6, 11, 14	0.0005	2, 3, 5, 6, 9, 11, 14, 15	0.192
5	6, 7, 14, 15	0.0005	5, 6, 7, 14, 15, 16	0.195
6	6, 8–16	0.0005	1,5–16	0.198
7	1, 4, 5, 8, 15	0.0005	1, 2, 3, 4, 5, 8, 10	0.191
8	1, 2, 3, 4, 5, 8, 11, 14	0.0005	1, 2, 3, 4, 5, 8, 11–15	0.198
9	1, 2, 3, 4, 5, 6,10	0.0005	1, 2, 3, 4, 5, 8, 9, 10, 16	0.196
10	1, 2, 6, 7, 14	0.0005	1, 5, 6, 7, 9, 13, 14	0.172