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Table 8 Confusion matrix for the HMM-based system using all parameter contours, ν i = τ i , s F 0 i , b F 0 i , m F g i , m A g i , m F 1 i , m A 1 i , m F 2 i , m A 2 i , m F 3 i , m A 3 i (overall accuracy 62.6%)

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

  Neutral (%) Anger (%) Sad (%) Happy (%) Bored (%)
Neutral 55.3 0 23.4 4.3 17.0
Anger 0 81.7 0 16.9 1.4
Sad 3.3 0 57.4 14.8 24.6
Happy 0 23.3 5.5 60.3 11.0
Bored 3.9 0 32.5 7.8 55.8