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基于有限状态自动机的车道变换模型

, PP. 97-100

Keywords: 交通工程,车道变换,有限状态自动机,仿真

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Abstract:

?为了解决车道变换模型中采用Gipps换道框架计算效率不高的问题,提出了一种车辆行驶的有限状态自动机框架,该框架能够容纳选择性换道和强制性换道,使驾驶员从当前状态出发进行局部决策。同时提出了基于临界距离的强制性换道需求产生条件和基于前方交通状态的选择性换道需求产生条件,推导了基于前后临界空当的换道安全条件,开发了交通仿真软件,并在二车道道路上对模型进行了验证。结果表明:该模型能够再现真实的交通流宏观特性和换道行为微观特性。

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