Distinguishing Different Emotions Evoked by Music via Electroencephalographic Signals

Table 3

The differences of average value U_xy for every feature.

No.	Feature	Uxy
1	Alpha peak	0.042
2	Alpha average value	0.061
3	Alpha variance	0.035
4	Alpha centre frequency	0.146
5	Alpha maximum power	0.024
6	Alpha power sum	0.021
7	Theta peak	0.019
8	Theta average value	0.127
9	Theta variance	0.031
10	Theta centre frequency	0.189
11	Theta maximum power	0.072
12	Theta power sum	0.012
13	Beta peak	0.031
14	Beta average value	0.194
15	Beta variance	0.014
16	Beta centre frequency	0.124
17	Beta maximum power	0.101
18	Beta power sum	0.023
19	Singular spectral entropy	0.055
20	Entropy of K	0.202
21	Approximate entropy	0.138
22	Maximum Lyapunov exponent	0.129
23	Complexity of C0	0.121
24	Sample entropy	0.061
25	Spectral entropy	0.183
26	Lempel–Ziv complexity	0.211
27	Correlation dimension	0.074