Table 1.

SNR index for ICA and FSS optimization were calculated, for each participant and experimental phase.

PHASE	Subj_ID	SNR_ICA	SNR_FSS	SNR_RAW	ssVEP_AMP
HAB	Sub_01	6.67	7.59	10.96	2.62
	Sub_02	3.64	4.90	17.10	2.27
	Sub_03	3.79	7.30	19.49	3.23
	Sub_04	1.89	2.03	2.39	0.67
	Sub_05	5.07	8.60	14.77	2.79
	Sub_06	4.76	3.30	14.83	2.08
	Sub_07	2.09	1.68	3.40	0.97
	Sub_08	2.43	4.40	7.41	1.18
	Sub_09	3.28	5.18	6.17	1.28
	Sub_10	2.72	3.31	4.85	0.63
ACQ	Sub_01	5.91	6.29	12.30	2.91
	Sub_02	3.35	3.95	21.32	2.32
	Sub_03	7.66	7.39	17.53	2.79
	Sub_04	2.91	2.83	2.66	0.58
	Sub_05	8.50	9.01	19.34	2.78
	Sub_06	2.65	4.09	8.43	1.90
	Sub_07	1.28	2.27	2.26	1.63
	Sub_08	2.60	7.00	10.35	1.24
	Sub_09	2.47	10.27	4.67	0.96
	Sub_10	3.49	3.06	2.49	0.79
EXT	Sub_01	2.69	6.85	9.02	2.94
	Sub_02	4.68	3.34	16.48	2.10
	Sub_03	5.79	6.96	17.18	2.78
	Sub_04	1.11	1.92	1.35	0.67
	Sub_05	4.27	5.28	23.74	3.05
	Sub_06	2.02	4.45	8.60	1.67
	Sub_07	1.11	1.54	2.44	1.16
	Sub_08	4.33	4.55	10.85	1.27
	Sub_09	3.90	4.49	4.43	0.71
	Sub_10	2.13	2.96	6.92	0.89

Raw spectrum SNR (sensor Oz, 0.5–30 Hz) and amplitude of ssVEP are given as a reference. SNR_FSS is underlined when SNR_FSS is lower than SNR_ICA.