Decision Tree Algorithm

Polarity Identification

precision

recall

f1-score

Negative

0.9

0.75

0.82

Neutral

0.75

0.6

0.67

Positive

0.85

0.93

0.89

Naïve Bayes

Negative

0.85

0.7

0.77

Neutral

0.75

0.6

0.67

Positive

0.9

0.95

0.92

Random Forest

Negative

0.83

0.5

0.68

Neutral

0.78

0.7

0.73

Positive

0.87

0.93

0.9

Support Vector Machine

Negative

0.85

0.73

0.79

Neutral

0.72

0.57

0.64

Positive

0.85

0.89

0.87

SDA Algorithm (Hybrid Algorithm)

Negative

0.98

0.98

0.98

Neutral

0.95

0.9

0.92

Positive

0.96

0.96

0.96