Intelligent systems Roads and streets 6 Street traffic control 5 Highway administration 4 Highway planning 4 Highway traffic control 4 Smart city 4 Traffic signals 4 Accidents 3 Adaptive traffic management system 3 Advanced traffic management systems 3 Automation 3 DBSCAN method 3 Design and implementations 3 Intelligent traffic management 3 Internet of things 3 Machine learning 3 Number of vehicles 3 Rapid growth 3 Smart road 3 Traffic congestion 3 Traffic delays 3 Traffic management systems 3 Transport systems 3 adaptive traffic management system 3 intelligent traffic management 3 intelligent transport system 3 internet of things 3 machine learning 3 smart road 3