Table 6: Accuracy by emotion.

Classified as Precision Recall F-measure Precision Anger 0.814 0.822 0.818 0.814 Boredom 0.8 0.796 0.798 0.8 Confusion 0.792 0.809 0.8 0.792 Contempt 0.798 0.787 0.792 0.798 Curious 0.814 0.817 0.816 0.814 Disgust 0.829 0.836 0.833 0.829 Eureka 0.84 0.831 0.835 0.84 Frustration 0.825 0.807 0.816 0.825