The invention discloses a highway congestion index determination method and device, equipment and a storage medium, and relates to the technical field of Internet of Vehicles, and the method comprises the steps: obtaining the initial traffic related information of a highway, processing the initial traffic related information, obtaining the traffic flow feature matrix information, and storing the traffic flow feature matrix information in a database; obtaining key feature information in the traffic flow feature matrix information corresponding to the first time point according to the traffic flow feature matrix information and an attention mechanism model, and obtaining a highway congestion index corresponding to the first time point according to the key feature information and the feature weight information of the first time point, the feature weight information is obtained according to the historical key feature information and the historical congestion condition of the expressway corresponding to the historical key feature information. The highway congestion index determined by the method is more reliable and accurate.

    本发明公开了一种高速公路拥堵指数的确定方法、装置、设备和存储介质,涉及车联网技术领域,该方法包括:获取高速公路的初始交通相关信息,对初始交通相关信息进行处理,得到交通流特征矩阵信息,根据交通流特征矩阵信息和注意力机制模型得到第一时间点对应的交通流特征矩阵信息中的关键特征信息,根据第一时间点的关键特征信息以及特征权重信息,得到第一时间点对应的高速公路拥堵指数,其中,特征权重信息是根据历史关键特征信息和历史关键特征信息对应的高速公路历史拥堵情况得到的。通过本发明确定的高速公路拥堵指数更加可靠、准确。


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    Title :

    Method and device for determining congestion index of expressway, equipment and storage medium


    Additional title:

    高速公路拥堵指数的确定方法、装置、设备和存储介质


    Contributors:
    WEI RAO (author) / LIN KUNPENG (author) / WANG QI (author) / QIN JINZHAO (author)

    Publication date :

    2024-04-05


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    G08G Anlagen zur Steuerung, Regelung oder Überwachung des Verkehrs , TRAFFIC CONTROL SYSTEMS



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