Extracting Vehicle Trajectories Using Unmanned Aerial Vehicles in Congested Traffic Conditions

<div>Images of the studied congested freeway from the UAV: (a) Korea Expressway No. 1 with cloudy after sunrise and (b) Korea Expressway No. 120 with clear before sunrise.</div>

Journal of Advanced Transportation

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Figure 4

Figure 4: Extracting Vehicle Trajectories Using Unmanned Aerial Vehicles in Congested Traffic Conditions 