When the driver closes their eyes within the range of drowsiness detection for longer then 1 second or lowers their head more than 8 degrees for 1-2 seconds.
Negligence
When the driver moves their head outside (left/right) of the drowsiness detection range for longer then 6 seconds or lowers their head more than 8 degrees for longer than 3 seconds.
Departure
When the drivers face moves outside of the range of detection by keepig their head above, below, left or right for a period exceeding 8 seconds.
