Method for realizing intersection lane index fusion processing based on traffic flow and occupancy information

A technology of traffic index and fusion processing, which is applied in the field of traffic management and real-time traffic analysis, and can solve the problems of low quality occupancy rate data, inability to interpret the traffic status of intersections and intersection lanes, and difficult access to data, etc.

Inactive Publication Date: 2020-04-28
SHANGHAI BAOKANG ELECTRONICS CONTROL ENG
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Problems solved by technology

[0003] At present, a large number of researched algorithm models use the two indicators of queue length and average speed to judge the traffic state. Traditional traffic information collection equipment is not easy to obtain the two types of data, queue length and average speed. It is also very low; in addition, there are many algorithm models that calculate the saturation through traffic flow, and judge the traffic status of the intersection lane by the size of the saturation. For the situation of

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  • Method for realizing intersection lane index fusion processing based on traffic flow and occupancy information
  • Method for realizing intersection lane index fusion processing based on traffic flow and occupancy information
  • Method for realizing intersection lane index fusion processing based on traffic flow and occupancy information

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[0047] In order to describe the technical content of the present invention more clearly, further description will be given below in conjunction with specific embodiments.

[0048] The method of the present invention based on traffic flow and occupancy rate information to realize the fusion processing of intersection lane index includes the following steps:

[0049] (1) Input the basic data, and collect the traffic volume of the lane group and the average occupancy rate of the lane group through the electric police;

[0050] (2) Convert the lane group flow into the saturation of the corresponding lane, and convert the saturation into a traffic index according to the road service level, and convert the occupancy into a traffic index;

[0051] (3) Calculate and judge the ratio of the traffic index converted by saturation and the traffic index converted by occupancy, if the ratio is greater than or equal to the first ratio, then continue to step (4); if the ratio is less than the fir

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Abstract

The invention relates to a method for realizing intersection lane index fusion processing based on a traffic flow and occupancy information. The method comprises the steps: inputting basic data, and collecting the flow of a lane group and the average occupancy of the lane group through an electronic police; converting the lane group flow into saturations of corresponding lanes, converting the saturations into traffic indexes according to road service levels, and converting the occupancy into the traffic indexes; and calculating and judging a ratio of the traffic indexes converted from saturations to the traffic indexes converted from the occupancy, and calculating the final traffic index according to different conditions. The method for realizing the intersection lane index fusion processing based on the traffic flow and the occupancy information is adopted, and the method belongs to a traffic state research and judgment method of urban lamp control intersections. A good effect is achieved in practical engineering project application, a fusion index model based on the flow and the occupancy as the indexes is established in different traffic states, and a problem that the traffic state is inaccurately researched and judged due to a fact that quality of the occupancy collected by a traffic information collection system is not high is avoided.

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Application Information

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Owner SHANGHAI BAOKANG ELECTRONICS CONTROL ENG
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