VANET message forwarding method in urban environment based on Bayesian model
A Bayesian model and urban environment technology, applied in the field of mobile self-organizing networks, to achieve the effect of avoiding network congestion, simple models, and low hardware requirements
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[0034] The present invention will be further described below in conjunction with the accompanying drawings. It should be noted that the specific implementation of this example is based on the premise of this technology, and detailed implementation process and implementation steps are provided, but the protection scope of the present invention is not limited This implementation example.
[0035] (1) When the broadcast period is reached, the source node broadcasts the hello message to the outside, and the specific steps are as follows:
[0036] (1-1) The source node reads the latitude and longitude coordinate index of the vehicle, the acceleration magnitude a, and the acceleration direction a v , the velocity direction V v, velocity magnitude V, node S 1 (Memory for buffering received messages) usage rate S 1v And weather data, such as whether it is a thunderbolt IS thound , foggy conditions IS fog and other attribute values;
[0037] (1-2) The source node combines the att...
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