Algorithms 1 Biological neural networks 1 Brain Brain functions 1 Deep learning 1 Economic and social effects Hidden units 1 Machine Learning 1 Network activities 1 Network training 1 Neural Networks, Computer 1 Neural networks 1 Neurons 1 Normalisation 1 Normalization methods 1 Normalization strategies 1 Scale normalization 1 Spatial scale 1 algorithm 1 brain 1 machine learning 1 nerve cell 1