Artificial intelligence Computer networking & communications 8 Learning systems 8 Computer programming / software development 6 Software Engineering 6 Computer science 5 Machine learning 4 Wireless communications 4 5G mobile communication systems 3 Cost effectiveness 3 Costs 3 Decision making 3 Decision support systems 3 Engineering education 3 Information retrieval 3 Robotics 3 Training 3 5G mobile communication 2 Active Learning 2 Artificial intelligence technologies 2 Classification (of information) 2 Computational linguistics 2 Convolutional neural network 2 Data mining 2 Decisions makings 2 Deep learning 2 Diagnosis 2 Emerging technologies 2 Energy efficiency 2 Energy utilization 2