Table 3.

Performance measures (in percentage) for spam detection after applying the Bag of Words vectorizer.

Performance measures	Multinomial NB	Bernoulli NB	SVM	Decision tree classifier	Random forest classifier	Logistic regression
Classification accuracy	97.37	96.77	96.95	95.39	97.19	97.85
Precision	92.89	96.38	97.81	91.98	97.95	98.78
Recall	96.85	89.81	89.37	88.11	90.23	92.24
F1-score	94.74	92.74	93.01	89.90	93.61	95.18
Negative recall	97.57	99.44	99.86	98.19	99.86	100