From: On the use of speech parameter contours for emotion recognition
Parameter
Overall accuracy
HMM (S-I) (%)
HMM (MP) (%)
GMM (%)
Pitch (F0)
57.1
56.2
46.6
Glottal (Fg, Ag)
52.6
55.0
Vocal tract (F1−3, A1−3)
41.6
45.0
48.2