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Table 2 Confusion matrix for HMM-based system using glottal parameter contours (S-I), ν i = s F g i , b F g i , s A g i , b A g i (overall accuracy 52.6%)

From: On the use of speech parameter contours for emotion recognition

  Neutral (%) Anger (%) Sad (%) Happy (%) Bored (%)
Neutral 53.2 0 14.9 6.4 25.5
Anger 1.4 80.3 0 18.3 0
Sad 16.4 3.3 31.2 6.6 42.6
Happy 9.6 19.2 6.9 50.7 13.7
Bored 13.0 1.3 31.2 9.1 45.5