Expressway emergency control method based on data fusion

The invention discloses an expressway emergency control method based on data fusion, and relates to the technical field of intelligent traffic. According to the invention, the occurrence of secondary accidents of vehicles can be effectively reduced, the automation degree of control strategy implementation is improved, and the traffic efficiency and safe operation of roads are guaranteed. The method comprises the following steps: capturing road emergencies according to road video monitoring data; according to the video data of the event scene, event related parameters and first-class time information are determined, and the first-class time information comprises duration required for processing the event; determining a second type of time information by using the first type of time information, the event-related parameters, the road network data and the historical traffic data of the vehicle, the second type of time information including each time period for executing the emergency control strategy; acquiring