deep learning Deep learning 31 human 25 Humans 24 Article 21 machine learning 16 Learning systems 13 Deep Learning 9 convolutional neural network 9 diagnostic imaging 9 Neural Networks, Computer 8 algorithm 8 artificial neural network 8 controlled study 8 learning algorithm 8 sensitivity and specificity 8 COVID-19 6 Convolutional neural networks 6 SARS-CoV-2 6 computer assisted tomography 6 coronavirus disease 2019 6 diagnostic test accuracy study 6 feature extraction 6 image segmentation 6 male 6 receiver operating characteristic 6 training 6 Algorithms 5 Classification (of information) 5 Computerized tomography 5