Building an Effective Intrusion Detection System by Using Hybrid Data Optimization Based on Machine Learning Algorithms

Table 4

Optimal sampling ratio for each class of anomalous behaviors.

Class name	Sampling Ratio
	Normal	Generic	Exploits	Fuzzers	Reconnaissance	DoS
Normal	1.0	1.0	0.9	0.9	0.8	0.9
Generic	1.0	0.8	1.0	1.0	1.0	1.0
Exploits	1.0	1.0	1.0	1.0	0.9	1.0
Fuzzers	0.9	0.9	1.0	0.8	0.9	0.8
Reconnaissance	0.9	0.9	1.0	1.0	1.0	1.0
DoS	1.0	0.7	1.0	0.8	1.0	1.0
Analysis	0.9	1.0	0.8	0.7	0.9	0.9
Backdoor	1.0	0.9	1.0	0.7	1.0	0.9
Shellcode	0.9	0.6	0.9	1.0	1.0	0.9
Worms	1.0	0.7	1.0	0.7	0.8	1.0