Distinguishing Different Emotions Evoked by Music via Electroencephalographic Signals

Table 1

Homogeneity test of variance.

Pairs	Levene statistic	df1	df2	Saliency
sad_arousal-clam_arousal	2.445^a	7	12	0.083
sad_arousal-joy_arousal	2.905^b	7	12	0.050
sad_arousal-angry_arousal	2.749^c	7	12	0.054
clam_arousal-joy_arousal	1.036^a	4	14	0.423
clam_arousal-angry_arousal	1.392^b	4	14	0.287
joy_arousal-angry_arousal	0.473^a	4	14	0.755
sad_valence-clam_valence	0.398^a	5	13	0.842
sad_valence-joy_valence	2.512^b	5	13	0.084
sad_valence-angry_valence	2.307^c	5	13	0.104
clam_valence-joy_valence	1.219^a	6	13	0.357
clam_valence-angry_valence	0.969^b	6	13	0.483
joy_valence-angry_valence	2.516^a	3	11	0.058

a, b, and c are the ignored abnormal values