The invention relates to a signal lamp countdown prediction method based on multi-source data fusion. The method comprises the following steps: step 101, extracting characteristic values based on historical data of a signal system; step 102, constructing a signal lamp period prediction model based on historical data of a signal system; 103, intersection signal lamp data calculation is carried out based on the trajectory data; step 104, constructing a signal lamp period prediction model based on the trajectory data; step 105, constructing a fusion prediction model, and performing comprehensive operation and fusion on prediction results of the step 102 and the step 104 by adopting a model fusion algorithm to generate a final signal lamp change prediction result; 106, optimizing and adjusting the prediction model according to the real-time data; and step 107, applying the optimized prediction model to real-time countdown data prediction. According to the method, the traffic signal lamp period and countdown prediction precision can be improved, and the traffic flow can be accurately controlled in traffic operation.

    本发明涉及一种基于多源数据融合的信号灯倒计时预测方法,包括以下步骤:步骤101:基于信号系统历史数据提取特征值;步骤102:构建基于信号系统历史数据的信号灯周期预测模型;步骤103:基于轨迹数据进行路口信号灯数据计算;步骤104:构建基于轨迹数据的信号灯周期预测模型;步骤105:构建融合预测模型,采用模型融合算法,将步骤102与步骤104的预测结果进行综合运算与融合,生成最终的信号灯变化预测结果;步骤106:根据实时数据进行预测模型的优化调整;步骤107:将优化后的预测模型用于实时倒计时数据预测。本发明可以提升交通信号灯周期和倒计时预测精度,使在交通运行中可以实现精准的把控交通流量。


    Zugriff

    Download


    Exportieren, teilen und zitieren



    Titel :

    Signal lamp countdown prediction method based on multi-source data fusion


    Weitere Titelangaben:

    一种基于多源数据融合的信号灯倒计时预测方法


    Beteiligte:
    RUI JIANQIU (Autor:in) / LIU JUN (Autor:in) / ZHANG CHUNMEI (Autor:in) / LIU SHUANGLIN (Autor:in) / CHENG CHUANJIE (Autor:in) / QU ZHEN (Autor:in) / JIN CHANGHUI (Autor:in)

    Erscheinungsdatum :

    2023-11-07


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    G08G Anlagen zur Steuerung, Regelung oder Überwachung des Verkehrs , TRAFFIC CONTROL SYSTEMS / G06F ELECTRIC DIGITAL DATA PROCESSING , Elektrische digitale Datenverarbeitung



    Traffic signal lamp countdown display method and traffic signal lamp countdown display system

    HU HAILONG / WEI YAOJUN | Europäisches Patentamt | 2023

    Freier Zugriff

    Countdown pedestrian signal lamp

    ZHOU YONGYAN | Europäisches Patentamt | 2015

    Freier Zugriff

    Signal lamp countdown method and device

    HUANG QING | Europäisches Patentamt | 2021

    Freier Zugriff

    Control method for countdown display of traffic signal lamp

    KANG RENZHONG / QIN HUILONG / ZHEN YUNJING et al. | Europäisches Patentamt | 2024

    Freier Zugriff

    Signal lamp countdown timer fault monitoring method and device

    ZHANG BENSHENG | Europäisches Patentamt | 2021

    Freier Zugriff