A Flow Estimation Method for Urban Intersection Based on Floating Vehicle Data
A technology of floating car data and intersections, applied in traffic flow detection, data processing applications, neural learning methods, etc., to achieve the effect of accurate flow data and simple calculation
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[0064]Floating car data collection: Use the in-vehicle device or taxi software installed on taxis and online car-hailing to collect the motion status information of the floating car in real time, including the id of the vehicle, the latitude and longitude of the vehicle, the speed of the vehicle point, the time stamp of the vehicle operation, etc. The data is transmitted to the central server through the wireless network, and the sampling and transmission frequencies of the data are high frequency and intermediate frequency (sampling and transmission interval <5s / time is called high frequency, 5s / time
[0065] Map road network information extraction...
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