A Survey on Drivers Drowsiness Detection Techniques

Nowadays, there are many systems are available in market like navigation systems, warning alarm systems etc. to make drivers work easy. Traffic accidents due to human errors cause many deaths and injuries around the world. Drowsiness and sleeping while driving are now identified as one of the reasons behind fatal crashes and highway accidents caused by drivers. Various drowsiness detection techniques research are discussed in this paper. These techniques are classified and then compared using their features. Computer vision bas ed image processing techniques is one of them. This uses various images of driver to detect drowsiness states using his/her eyes states and facial expressions. This technique is on the focus of this survey paper