Improving the Accuracy of Network Intrusion Detection with Causal Machine Learning

Table 10

The number of features extracted by different feature selection methods in the UNSW-NB15 dataset.

Number of types of cyberattacks	Feature selection method (number of features required)
	SMOTE	SMOTE (do)	CFS	CFS (do)	Min-max		Min-max (do)
1	40	7	6	6	40	19
9	40	7	11	5	40	20