From: Resampling imbalanced data for network intrusion detection datasets
KDD99 RU-ADASYN
Predicted label
0
1
2
3
4
True label
 0
284,845
1180
100
930
5055
 1
62
12,430
 2
1520
362
1,162,652
47
 3*
11
 4*
13
22
297