Potential of Highly Automated Vehicles for Monitoring Fatigued Drivers and Explaining Traffic Accidents on Motorway Sections

Table 1

Summary of the effects of high-level AV on the reduction of AR.

RF regimes	Reduction (%)	Penetration rate of high-level automation (α)
		α = 0.1	α = 0.3	α = 0.5	α = 0.7	α = 0.9
High (RF  0.4)	Ave.	12.1	32.3	47.3	57.2	62.0
	Max.	13.3	35.6	52.3	63.3	68.5
	Min.	10.5	28.2	41.3	49.9	54.0
Middle (0.2 ≤ RF < 0.4)	Ave.	6.4	17.1	25.0	30.1	32.5
	Max.	7.9	21.2	31.1	37.5	40.5
	Min.	5.2	13.8	20.1	24.2	26.1
Low (RF < 0.2)	Ave.	0.9	2.5	3.6	4.2	4.5
	Max.	3.1	8.4	12.3	14.7	15.8
	Min.	0.1	0.3	0.4	0.5	0.5