The embodiment of the invention provides a vehicle driving collision risk assessment method, system and device and a storage medium, and the method comprises the steps: obtaining vehicle geometric parameters, vehicle relative position information, vehicle motion data and predicted driving path information, and obtaining a vehicle driving collision risk assessment result according to the vehicle relative position information and the predicted driving path information; obtaining a vehicle driving track equation and a target vehicle driving track equation under the target driving behavior, and calculating a collision time parameter under the target driving behavior according to the predicted driving path information, the vehicle motion data, the vehicle driving track equation and the target vehicle driving track equation; and according to the vehicle geometric parameters and the collision time parameters under the target driving behavior, collision validity verification is carried out, the collision time parameters subjected to collision validity verification are normalized into risk coefficients, and turning decision results corresponding to the risk coefficients are output. According to the invention, the reliability of vehicle driving collision risk assessment is improved.

    本发明实施例提供了一种车辆行驶碰撞风险评估方法、系统、设备和存储介质,方法包括:获取车辆几何参数、车辆相对位置信息、车辆运动数据和预测行驶路径信息,根据车辆相对位置信息和预测行驶路径信息,获得目标行驶行为下的本车行驶轨迹方程和目标车行驶轨迹方程,根据预测行驶路径信息、车辆运动数据、本车行驶轨迹方程和目标车行驶轨迹方程,计算目标行驶行为下的碰撞时间参数,根据车辆几何参数和目标行驶行为下的碰撞时间参数,进行碰撞有效性校验,将经过碰撞有效性校验的碰撞时间参数归一化为风险系数,并输出与风险系数对应的转弯决策结果。本发明提高了对于车辆行驶碰撞风险评估的可靠性。


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    Titel :

    Vehicle driving collision risk assessment method, system and device and storage medium


    Weitere Titelangaben:

    一种车辆行驶碰撞风险评估方法、系统、设备和存储介质


    Beteiligte:
    CHENG PENG (Autor:in) / WANG BIN (Autor:in)

    Erscheinungsdatum :

    2023-05-30


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    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



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