A Method of Intrusion Detection Based on WOA-XGBoost Algorithm

Table 4

KDD CUP 99 dataset PCA processing.

	0	1	2	3	……	15	16	17	18
0	0.76073	1.49361	−0.4626	0.009951	……	0.05769	−0.05595	0.002864	−0.008374
1	0.736631	1.49276	−0.46727	−0.00509	……	0.049573	−0.05322	0.004735	−0.007797
2	0.725631	1.49901	−0.47343	−0.02144	……	0.046446	−0.04794	0.0119	−0.005343
3	0.722159	1.49703	−0.47712	−0.04708	……	0.053931	−0.05173	0.004726	−0.004947
4	0.735786	1.51744	−0.48615	−0.04538	……	0.055819	−0.04503	−0.00369	−0.005601
……	……	……	……	……	……	……	……	……	……
89994	−1.06742	−0.2555	0.025436	−0.03258	……	−0.00088	0.000306	8.77E-05	5.32E-06
89995	−1.06742	−0.2555	0.025436	−0.03258	……	−0.00088	0.000306	8.77E-05	5.32E-06
89996	−1.06742	−0.2555	0.025436	−0.03258	……	−0.00088	0.000306	8.77E-05	5.32E-06
89997	−1.06742	−0.2555	0.025436	−0.03258	……	−0.00088	0.000306	8.77E-05	5.32E-06
89998	−1.06742	−0.2555	0.025436	−0.03258	……	−0.00088	0.000306	8.77E-05	5.32E-06
89999	−1.06742	−0.2555	0.025436	−0.03258	……	−0.00088	0.000306	8.77E-05	5.32E-06