Neural networks Forecasting 26 artificial neural network 26 Mean square error 21 Deep learning 18 Machine learning 18 Neural-networks 14 machine learning 14 Decision trees 13 Learning systems 12 Machine-learning 12 Support vector machines 12 Backpropagation 10 Learning algorithms 10 Artificial neural network 9 Linear regression 8 Regression analysis 8 human 7 ANN 6 Complex networks 6 Errors 6 Humans 6 MATLAB 6 Neural Networks, Computer 6 Particle swarm optimization (PSO) 6 Performance 6 Random forests 6 algorithm 6 Algorithms 5 Artificial intelligence 5