Learning algorithms Learning systems 8 Deep learning 7 Machine learning 7 Machine-learning 7 Neural networks 5 Particle swarm optimization (PSO) 4 Data set 3 Forecasting 3 Genetic algorithms 3 Internet of things 3 Optimisations 3 Principal component analysis 3 Support vector machines 3 machine learning 3 optimization 3 3D modeling 2 Artificial intelligence 2 BP neural network 2 BP neural networks 2 Boundary conditions 2 Carbon 2 Closed-loop 2 Computer crime 2 Controllers 2 Data-driven fault diagnosis 2 Decision making 2 Deposition 2 Economic and social effects 2 Failure analysis 2