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Table 4 FVS based combined analysis for emotion classification (random 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 72.29 73.46 91.78 88.36 91.10 97.26 85.71
Bayesian classifier 26.35 83.67 57.36 71.91 61.64 100 65.82
KNN (K = 6) 63.51 83.67 89.04 95.21 95.21 100 87.72
FKNN (K = 6) 78.38 91.16 95.21 95.21 98.63 98.63 92.87