Research Article

Studying the Simultaneous Effect of Autonomous Vehicles and Distracted Driving on Safety at Unsignalized Intersections

Table 3

The value of the AVs’ driving behavior parameters compared to Vissim defaults.

CoexistUK Autodrive
ParameterHuman-driven carCautious AVNormal AVAll-knowing AVCautious AVNormal AVAll-knowing AV

Car following parametersCC011.51.511.511
CC10.91.50.90.61.50.90.5
CC24000000
CC3−8−10−8−6−8−8−8
CC4−0.35−0.1−0.1−0.1000
CC50.350.10.10.1000
CC611.44000000
CC70.250.10.10.10.150.250.45
CC83.533.543.33.53.9
CC91.51.21.521.31.51.9

Following parametersMax look back distance150150150150800800800
Max look ahead distance250250250300800800800

Lane change parametersSafety distance reduction factor0.610.60.750.80.60.3
Cooperative lane changeNoNoYesYesYesYesYes
Maximum speed difference10.810.810.810.810.8
Maximum collision time1010101010