Monitoring Driving in a Monotonous Environment: Classification and Recognition of Driving Fatigue Based on Long Short-Term Memory Network

Table 6

Confusion matrix of classification results of LSTM model on the test set.

	Awake state	Mild fatigue	Moderate fatigue	Severe fatigue
Awake state	611	0	0	0
Mild fatigue	15	569	21	6
Moderate fatigue	0	3	601	7
Severe fatigue	0	0	0	611