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.
| | Coexist | UK Autodrive | | Parameter | Human-driven car | Cautious AV | Normal AV | All-knowing AV | Cautious AV | Normal AV | All-knowing AV |
| Car following parameters | CC0 | 1 | 1.5 | 1.5 | 1 | 1.5 | 1 | 1 | CC1 | 0.9 | 1.5 | 0.9 | 0.6 | 1.5 | 0.9 | 0.5 | CC2 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | CC3 | −8 | −10 | −8 | −6 | −8 | −8 | −8 | CC4 | −0.35 | −0.1 | −0.1 | −0.1 | 0 | 0 | 0 | CC5 | 0.35 | 0.1 | 0.1 | 0.1 | 0 | 0 | 0 | CC6 | 11.44 | 0 | 0 | 0 | 0 | 0 | 0 | CC7 | 0.25 | 0.1 | 0.1 | 0.1 | 0.15 | 0.25 | 0.45 | CC8 | 3.5 | 3 | 3.5 | 4 | 3.3 | 3.5 | 3.9 | CC9 | 1.5 | 1.2 | 1.5 | 2 | 1.3 | 1.5 | 1.9 |
| Following parameters | Max look back distance | 150 | 150 | 150 | 150 | 800 | 800 | 800 | Max look ahead distance | 250 | 250 | 250 | 300 | 800 | 800 | 800 |
| Lane change parameters | Safety distance reduction factor | 0.6 | 1 | 0.6 | 0.75 | 0.8 | 0.6 | 0.3 | Cooperative lane change | No | No | Yes | Yes | Yes | Yes | Yes | Maximum speed difference | — | — | 10.8 | 10.8 | 10.8 | 10.8 | 10.8 | Maximum collision time | — | — | 10 | 10 | 10 | 10 | 10 |
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