Feature Extraction of EEG Signal upon BCI Systems Based on Steady-State Visual Evoked Potentials Using the Ant Colony Optimization Algorithm

Table 1

ICA results.

USR	O1O2	O1O2	O1ACO	O1ACO	O2 ACO	O2 ACO
	ORIGINAL	EXTRACT	ORIGINAL	EXTRACT	ORIGINAL	EXTRACT
A001	0.65275	0.64599	0.75899	0.75391	0.88779	0.88507
A002	0.25834	0.25506	0.60584	0.60343	0.53443	0.53015
A003	0.41599	0.41223	0.60876	0.6058	0.75087	0.74864
A004	0.39095	0.38796	0.47605	0.47328	0.8953	0.89389
A005	0.35604	0.35225	0.66601	0.66341	0.57413	0.56765
A006	0.40944	0.40562	0.73551	0.73328	0.627	0.62342
A007	0.48767	0.48454	0.74114	0.7392	0.69802	0.69534
A008	0.97218	0.97113	0.97218	0.97113	0.56166	0.53865
A009	0.97932	0.97543	0.9797	0.97589	0.99571	0.99511
A010	0.98365	0.98232	0.97366	0.97152	0.97501	0.973
A011	0.38596	0.3816	0.70025	0.69753	0.62466	0.62172
A012	0.9068	0.90512	0.17832	0.18623	0.23504	0.24062
A013	0.62089	0.61857	0.80176	0.80034	0.76475	0.76228
A014	0.55065	0.54694	0.80358	0.80159	0.71116	0.70751
A015	0.68614	0.68214	0.82285	0.82033	0.83757	0.83452
A016	0.91164	0.90966	0.9582	0.95722	0.94837	0.94699
A017	0.81977	0.81738	0.9228	0.92169	0.88674	0.88483
A018	0.94852	0.947	0.98148	0.98091	0.96487	0.96364
A019	0.79789	0.7935	0.89979	0.89741	0.86434	0.85981
A021	0.50396	0.50081	0.73624	0.7342	0.70659	0.70329
A022	0.90516	0.90358	0.90516	0.64055	0.64671	0.64055
A023	0.73834	0.73378	0.95915	0.95833	0.76874	0.76502
A024	0.53992	0.53509	0.78506	0.78224	0.66021	0.6516
A025	0.77073	0.75807	0.89839	0.89247	0.81629	0.80984
A026	0.04135	0.035098	0.42813	0.42234	0.31358	0.30386
A027	0.93049	0.92726	0.97826	0.97722	0.95103	0.94875
A028	0.31401	0.30947	0.66291	0.65989	0.59055	0.5851
A029	0.41971	0.41529	0.73451	0.73181	0.57841	0.56956
A030	0.009597	0.014805	0.66377	0.66023	0.15246	0.61731