From: Resampling imbalanced data for network intrusion detection datasets
KDD99 RURO
Predicted label
0
1
2
3
4
True label
 0
286,222
608
61
967
4252
 1
93
12,394
6
 2
1001
278
1,163,274
27
 3*
11
 4*
5
10
317