Research on collision-preventing decisions of oncoming vehicles

An emergency collision-preventing model is proposed for two vehicles driving from opposite directions. To study the impact of drivers’ strategies on traffic safety in this model, the relevant knowledge of game theory has been introduced. Based on the drivers’ strategies and payoff of every strategy,...

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Main Authors: Hongfei Liu, Ligang Wang, Huan Liu
Format: Article
Language:English
Published: SAGE Publishing 2016-03-01
Series:Advances in Mechanical Engineering
Online Access:https://doi.org/10.1177/1687814016637521
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author Hongfei Liu
Ligang Wang
Huan Liu
author_facet Hongfei Liu
Ligang Wang
Huan Liu
author_sort Hongfei Liu
collection DOAJ
description An emergency collision-preventing model is proposed for two vehicles driving from opposite directions. To study the impact of drivers’ strategies on traffic safety in this model, the relevant knowledge of game theory has been introduced. Based on the drivers’ strategies and payoff of every strategy, a game tree and a payoff matrix have been constructed. Mathematical method is applied to identify the pure-strategy Nash equilibrium and the mixed strategies Nash equilibrium. The occurrence probability of accidents under the Nash equilibrium is discussed here. The results suggest that under the pure-strategy Nash equilibrium, one driver must swerve. Furthermore, the probability of keeping original route is greater when drivers adopt the mixed strategies Nash equilibrium. The results presented in this article will provide some reference for drivers under similar conditions.
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spelling doaj.art-e72a87f78c7542fdad3edea6c2bb3aca2022-12-21T23:27:05ZengSAGE PublishingAdvances in Mechanical Engineering1687-81402016-03-01810.1177/168781401663752110.1177_1687814016637521Research on collision-preventing decisions of oncoming vehiclesHongfei Liu0Ligang Wang1Huan Liu2Traffic and Transportation College, Jilin University, Changchun, ChinaLiaoning Provincial College of Communications, Shenyang, ChinaTraffic and Transportation College, Jilin University, Changchun, ChinaAn emergency collision-preventing model is proposed for two vehicles driving from opposite directions. To study the impact of drivers’ strategies on traffic safety in this model, the relevant knowledge of game theory has been introduced. Based on the drivers’ strategies and payoff of every strategy, a game tree and a payoff matrix have been constructed. Mathematical method is applied to identify the pure-strategy Nash equilibrium and the mixed strategies Nash equilibrium. The occurrence probability of accidents under the Nash equilibrium is discussed here. The results suggest that under the pure-strategy Nash equilibrium, one driver must swerve. Furthermore, the probability of keeping original route is greater when drivers adopt the mixed strategies Nash equilibrium. The results presented in this article will provide some reference for drivers under similar conditions.https://doi.org/10.1177/1687814016637521
spellingShingle Hongfei Liu
Ligang Wang
Huan Liu
Research on collision-preventing decisions of oncoming vehicles
Advances in Mechanical Engineering
title Research on collision-preventing decisions of oncoming vehicles
title_full Research on collision-preventing decisions of oncoming vehicles
title_fullStr Research on collision-preventing decisions of oncoming vehicles
title_full_unstemmed Research on collision-preventing decisions of oncoming vehicles
title_short Research on collision-preventing decisions of oncoming vehicles
title_sort research on collision preventing decisions of oncoming vehicles
url https://doi.org/10.1177/1687814016637521
work_keys_str_mv AT hongfeiliu researchoncollisionpreventingdecisionsofoncomingvehicles
AT ligangwang researchoncollisionpreventingdecisionsofoncomingvehicles
AT huanliu researchoncollisionpreventingdecisionsofoncomingvehicles