Optimized Complex Network Method (OCNM) for Improving Accuracy of Measuring Human Attention in Single-Electrode Neurofeedback System

Table 1

Statistical characteristics (UV) of EEG data.

Subject	Concentration task				Relaxation task
	Mean	Standard deviation	Skewness	Kurtosis	Mean	Standard deviation	Skewness	Kurtosis
Subj1	66.2184 ± 6.5575	51.5515 ± 17.6197	0.0092 ± 0.2459	2.9304 ± 0.5268	66.7563 ± 13.1456	87.8188 ± 28.1199	0.1698 ± 0.5107	3.8440 ± 0.7586
Subj2	65.7047 ± 6.0907	69.6273 ± 7.8738	0.0632 ± 0.1538	2.6919 ± 0.2462	65.3797 ± 4.3176	63.1947 ± 21.9904	−0.1455 ± 0.2179	2.9030 ± 0.7030
Subj3	66.6949 ± 2.2683	81.1608 ± 29.1632	−0.0489 ± 0.1872	2.8732 ± 1.1791	66.4806 ± 4.7196	79.5186 ± 14.8823	−0.0567 ± 0.2395	2.3520 ± 0.4298
Subj4	68.4021 ± 10.8351	207.1069 ± 157.6459	−0.0429 ± 0.3705	3.0295 ± 0.9266	65.2050 ± 4.9490	79.8901 ± 24.6297	0.1493 ± 0.4965	3.2224 ± 1.2867
Subj5	46.9497 ± 5.0841	53.1047 ± 38.3672	−0.0463 ± 0.7347	4.7057 ± 2.4036	48.5428 ± 14.0186	94.3458 ± 58.0666	0.1217 ± 0.5275	3.7828 ± 0.8419
Subj6	39.0700 ± 25.2965	205.6053 ± 110.5538	0.1608 ± 0.6567	3.6216 ± 1.5767	47.8521 ± 24.5879	160.6372 ± 35.8890	0.3500 ± 0.8969	4.8080 ± 2.2678