LA-GRU: Building Combined Intrusion Detection Model Based on Imbalanced Learning and Gated Recurrent Unit Neural Network

Table 1

Distribution of samples in NSL-KDD dataset.

Dataset	Normal	Attack				Total
		DOS	Probing	R2L	U2R
Training	67343	45927	11656	995	52	125973
Testing	9691	7457	2421	2754	220	22543