Due to the still increasing number of vehicles and the limitation on new road infrastructure building, road traffic management systems have emerged as one of the main pillars for the improvement of transportation in terms of efficiency, safety and sustainability. The application of intelligence within the road network thanks to ITS technologies has allowed a change from a static to a real time road traffic management, whose benefits are reflected in the possibility of a better decision making by transport planners and operators. In this process, the analysis of the collected data is a crucial...