The invention relates to traffic control, in particular to a construction area traffic control and induction method based on dynamic traffic flow short-time prediction, which comprises the following steps: constructing a road network topological relation around a construction area, scientifically delimiting a construction traffic influence area range based on analysis of the road network topological relation, and collecting traffic flow data of the construction traffic influence area. Carrying out multi-source data fusion analysis, analyzing traffic flow characteristics of the construction traffic influence area, carrying out comprehensive analysis on traffic flow data and a road network topological relation to obtain flow space-time convergence key point location distribution of the construction traffic influence area, and according to the analysis result of the traffic flow characteristics, calculating the traffic flow time-space convergence key point location distribution of the construction traffic influence area. Constructing a traffic flow short-time prediction model of the traffic space-time convergence key point, and carrying out online training and iterative optimization on the traffic flow short-time prediction model; according to the technical scheme provided by the invention, the defects that timing optimization cannot be carried out on traffic signal lamps at intersections prone to congestion around a construction area, and drivers cannot be effectively induced can be overcome.
本发明涉及交通控制,具体涉及基于动态交通流短时预测的施工区域交通控制与诱导方法,构建施工区域周边道路网络拓扑关系,基于对道路网络拓扑关系的分析,科学划定施工交通影响区域范围,采集施工交通影响区域的交通流数据,并进行多源数据融合分析,对施工交通影响区域的交通流特征进行解析,对交通流数据与道路网络拓扑关系进行综合分析,得到施工交通影响区域的流量时空汇聚关键点位分布,根据交通流特征解析结果,构建流量时空汇聚关键点位的交通流短时预测模型,并对交通流短时预测模型进行在线训练和迭代优化;本发明提供的技术方案能够克服无法对施工区域周边易发生拥堵路口的交通信号灯进行配时优化、无法对驾驶人员进行有效诱导的缺陷。
Construction area traffic control and induction method based on dynamic traffic flow short-time prediction
基于动态交通流短时预测的施工区域交通控制与诱导方法
2022-03-18
Patent
Elektronische Ressource
Chinesisch
IPC: | G08G Anlagen zur Steuerung, Regelung oder Überwachung des Verkehrs , TRAFFIC CONTROL SYSTEMS |
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