An Efficient Communication Intrusion Detection Scheme in AMI Combining Feature Dimensionality Reduction and Improved LSTM

Table 2

The distribution of records in the UNSW-NB15 dataset.

Number	Record class	Size	Distribution (%)
1	Normal	93000	36.09
2	Fuzzers	24246	9.41
3	Analysis	2677	1.04
4	Backdoors	2329	0.90
5	DoS	16353	6.35
6	Exploits	44525	17.28
7	Generic	58871	22.85
8	Reconnaissance	13987	5.43
9	Shellcode	1511	0.59
10	Worms	174	0.07
	Totals	257673	100