Traffic congestion prediction method and system based on traffic congestion propagation model
A traffic congestion and propagation model technology, applied in the field of intelligent transportation, can solve problems such as low traffic congestion prediction efficiency, increased travel time of vehicle owners, and inaccurate traffic congestion analysis results.
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[0065] In order to make the object, technical solution and effect of the present invention more clear and definite, the present invention will be further described in detail below. It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the present invention.
[0066] The present invention also provides a flow chart of a preferred embodiment of the traffic jam prediction method based on the traffic jam propagation model, as figure 1 As shown, the methods include:
[0067] Step S100 , acquiring the historical trajectory of the vehicle, performing path matching, and calculating the passing speed of the vehicle passing through the first road section.
[0068] During specific implementation, adopting road style among the present invention is to adopt node-arc section model (N-E) to represent, and wherein node n∈N represents road crossing, lane change point, main and auxiliary road junction, bus station, sub...
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