The invention relates to the technical field of artificial intelligence, can be applied to the traffic field, and discloses a traffic flow speed prediction method, device and equipment and a storage medium, and the method comprises the steps: determining a first feature vector corresponding to preset time-space correlation data based on a high-frequency component, an intermediate-frequency component, a low-frequency component and a trend component of the preset time-space correlation data; acquiring a real-time traffic flow speed predicted by the deep learning model based on the first feature vector, and acquiring a loss value between the real-time traffic flow speed and a preset traffic flow speed; determining a trained deep learning model based on the loss value; and based on the high-frequency component, the intermediate-frequency component, the low-frequency component and the trend component of the current time-space associated data, determining a second feature vector corresponding to the current time-space associated data, and based on the second feature vector, obtaining the current traffic flow speed of the target road section predicted by the trained deep learning model. The method is beneficial for improving the reliability of the predicted current traffic flow speed.

    本发明涉及人工智能技术领域,可应用于交通领域,本发明公开了交通流速度预测方法、装置、设备及存储介质,方法包括:基于预设时空关联数据的高频分量、中频分量、低频分量以及趋势分量,确定预设时空关联数据对应的第一特征向量;获取深度学习模型基于第一特征向量预测到的实时交通流速度,获取实时交通流速度和预设交通流速度之间的损失值;基于损失值,确定训练后的深度学习模型;基于当前时空关联数据的高频分量、中频分量、低频分量以及趋势分量,确定当前时空关联数据对应的第二特征向量,基于第二特征向量,获取训练后的深度学习模型预测到的目标路段的当前交通流速度。本发明有利于提高预测到的当前交通流速度的可靠性。


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    Titel :

    Traffic flow speed prediction method and device, equipment and storage medium


    Weitere Titelangaben:

    交通流速度预测方法、装置、设备及存储介质


    Beteiligte:
    YUAN YIHAO (Autor:in) / HU CHUNHUA (Autor:in) / ZHANG XUERONG (Autor:in) / ZOU DAI (Autor:in) / NIE YIDUO (Autor:in)

    Erscheinungsdatum :

    28.01.2025


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    G06Q Datenverarbeitungssysteme oder -verfahren, besonders angepasst an verwaltungstechnische, geschäftliche, finanzielle oder betriebswirtschaftliche Zwecke, sowie an geschäftsbezogene Überwachungs- oder Voraussagezwecke , DATA PROCESSING SYSTEMS OR METHODS, SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL, SUPERVISORY OR FORECASTING PURPOSES / G06F ELECTRIC DIGITAL DATA PROCESSING , Elektrische digitale Datenverarbeitung / G06N COMPUTER SYSTEMS BASED ON SPECIFIC COMPUTATIONAL MODELS , Rechnersysteme, basierend auf spezifischen Rechenmodellen / G08G Anlagen zur Steuerung, Regelung oder Überwachung des Verkehrs , TRAFFIC CONTROL SYSTEMS



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