The invention relates to the field of vehicles, in particular to a vehicle speed prediction method and device, electronic equipment and a medium. The vehicle speed prediction method comprises the following steps: constructing a first graph structure of each time period according to vehicle speed data of each time period; constructing a second graph structure according to the first graph structure; the second graph structure comprises key features generated by different times of graph convolution; performing graph convolution operation on the second graph structure to obtain a first output feature; constructing a third graph structure according to the first graph structure; the third graph structure comprises key features generated by connection of different numbers of nodes; performing graph convolution operation on the third graph structure to obtain a second output feature; and predicting the vehicle speed according to the first output feature and the second output feature. The vehicle speed prediction precision can be improved.
本发明涉及车辆领域,具体而言,涉及一种车速预测方法、装置、电子设备及介质。所述车速预测方法包括:根据各个时间段的车速数据,构建各个时间段的第一图结构;根据所述第一图结构,构建第二图结构;所述第二图结构包括不同次数图卷积产生的关键特征;对所述第二图结构进行图卷积操作,得到第一输出特征;根据所述第一图结构,构建第三图结构;所述第三图结构包括不同数量节点连接产生的关键特征;对所述第三图结构进行图卷积操作,得到第二输出特征;根据所述第一输出特征和所述第二输出特征,预测车速。本发明可提高车速预测精度。
Vehicle speed prediction method and device, electronic equipment and medium
车速预测方法、装置、电子设备及介质
2024-12-27
Patent
Electronic Resource
Chinese
IPC: | B60W CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION , Gemeinsame Steuerung oder Regelung von Fahrzeug-Unteraggregaten verschiedenen Typs oder verschiedener Funktion / G06F ELECTRIC DIGITAL DATA PROCESSING , Elektrische digitale Datenverarbeitung / G06N COMPUTER SYSTEMS BASED ON SPECIFIC COMPUTATIONAL MODELS , Rechnersysteme, basierend auf spezifischen Rechenmodellen |
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