Intelligent systems 14 Intelligent transportation systems 12 Intelligent vehicle highway systems 9 Accidents 4 Highway administration 4 Highway planning 4 Roads and streets 4 Smart city 4 Adaptive traffic management system 3 Advanced traffic management systems 3 Automation 3 DBSCAN method 3 Deep learning 3 Design and implementations 3 Highway traffic control 3 Intelligent traffic management 3 Intelligent transportation system 3 Internet of things 3 Machine learning 3 Number of vehicles 3 Rapid growth 3 Smart road 3 Street traffic control 3 Traffic congestion 3 Traffic control 3 Traffic delays 3 Traffic management systems 3 Traffic signals 3 Transport systems 3 adaptive traffic management system 3