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Table 6 FVS based combined analysis for emotion classification (subject independent validation)

From: Classification of emotional states from electrocardiogram signals: a non-linear approach based on hurst

Classifier Neutral Happy Sad Fear Surprise Disgust Average
  (%) (%) (%) (%) (%) (%) (%)
Regression Tree 50.02 52.66 78.91 79.86 95.91 81.75 73.69
Bayesian Classifier 17.44 90.00 27.89 72.48 37.41 90.54 53.96
KNN (K = 11) 44.29 64.66 65.98 90.60 93.87 94.59 75.67
FKNN (K = 12 44.97 65.33 65.98 91.95 94.55 93.92 76.45