Improving the Accuracy of Network Intrusion Detection with Causal Machine Learning

Table 6

The number of features selected by different feature selection methods in CICIDS19 dataset.

The number of attacks	Feature selection method (the number of features required)
	SMOTE	SMOTE (do)	CFS	CFS (do)	Min-max	Min-max (do)
1	70	5	9	4	70	4
3	70	6	8	3	70	5
7	70	6	13	6	70	5
11	70	8	16	7	70	14