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Table 5 Confusion matrix for HMM-based system using glottal parameter contours (MP), ν i = m F g i , m A g i (overall accuracy 55.0%)

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

  Neutral (%) Anger (%) Sad (%) Happy (%) Bored (%)
Neutral 72.3 0 14.9 0 12.8
Anger 0 83.1 0 15.5 1.4
Sad 6.6 1.6 36.1 9.8 45.9
Happy 1.4 23.3 2.7 54.8 17.8
Bored 16.9 0 33.8 15.6 33.8