The invention provides a road side data traffic analysis method and device based on a network connection vehicle, and the method comprises the steps: obtaining video data, millimeter wave radar point cloud data and network connection vehicle track data, and building a traffic flow state estimation model; after time and space synchronization is carried out on the video data, the millimeter-wave radar point cloud data and the network connection vehicle track data, the video data and the millimeter-wave radar point cloud data are fused and input to a traffic flow state estimation model, and first traffic flow state characteristic parameters are obtained; fusing the video data, the millimeter wave radar point cloud data and the network connection vehicle trajectory data, and inputting the fused data into a traffic flow state estimation model to obtain a second traffic flow state characteristic parameter; according to the first traffic flow state characteristic parameter and the second traffic flow state characteristic parameter, a preset number of characteristic parameters input by a preset adaptive signal control framework are controlled, and the traffic efficiency corresponding to each characteristic parameter is obtained. According to the invention, the purpose of analyzing the characteristic parameters to control the traffic signals is achieved.
本发明提供了一种基于网联车的路侧数据交通分析方法及装置,包括:获取视频数据、毫米波雷达点云数据和网联车轨迹数据,建立交通流状态估计模型;在对视频数据、毫米波雷达点云数据和网联车轨迹数据进行时间和空间的同步之后,对视频数据和毫米波雷达点云数据进行融合,输入至交通流状态估计模型,得到第一交通流状态特征参数;对视频数据、毫米波雷达点云数据和网联车轨迹数据进行融合,输入至交通流状态估计模型,得到第二交通流状态特征参数;根据第一交通流状态特征参数和第二交通流状态特征参数对预设自适应信号控制框架输入的预设个数特征参数进行控制,得到每个特征参数对应的通行效率。本发明实现了分析特征参数对交通信号控制的目的。
Roadside data traffic analysis method and device based on network-connected vehicle
一种基于网联车的路侧数据交通分析方法及装置
2023-12-01
Patent
Electronic Resource
Chinese
IPC: | G08G Anlagen zur Steuerung, Regelung oder Überwachung des Verkehrs , TRAFFIC CONTROL SYSTEMS |
VEHICLE, ROADSIDE MACHINE, COMMUNICATION DEVICE, AND TRAFFIC COMMUNICATION SYSTEM
European Patent Office | 2020
|European Patent Office | 2017
|European Patent Office | 2017
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