实时交通预估预测仿真系统dynaCHINA参数标定及应用

A Realtime Traffic Prediction and Pre-assessment Simulation System dynaCHINA and Its Parameters Calibration

交通仿真技术为道路交通研究工作提供了十分重要的工具,国内目前对于中观交通仿真模型的研究尚处于起步阶段。本文介绍了完全由我国自主研发的实时交通预估预测仿真系统dynaCHINA的基本原理及应用领域,详细介绍了该模型的参数标定方法。同时,结合实例,进一步验证了模型参数调整的重要性。

Traffic simulation technique provides a critical tool for traffic enginecring studies. In China, similar studies on the mesoscopic troffic simulalion models are still in its Oinfancy. This paper presents the functionalities, characteristics and applications of dynaCHINA , a reahime traffic prediction and pre-assessment simulation system obtained by completely independent research and development. This paper also presents its parameters calibration method with some concrete instances. This will promote the fundamental research and practical applications of mesosopic simulation model