From: Resampling imbalanced data for network intrusion detection datasets
KDD99 RU-SMOTE
Predicted Label
0
1
2
3
4
True label
 0
286,351
984
105
812
3858
 1
65
12,424
 2
1088
408
1,163,059
27
 3*
10
 4*
6
323