Research Article

Towards Driver's State Recognition on Real Driving Conditions

Figure 4

The DAUC of physiological, video, and environmental features for (a) normal versus high fatigue, normal versus low fatigue, low fatigue versus high fatigue, and normal versus stress and for (b) low fatigue versus stress and high fatigue versus stress.
617210.fig.004a
(a)
617210.fig.004b
(b)