artificial intelligence machine learning 84 deep learning 56 History of engineering & technology 34 Technology: general issues 34 Medicine 25 Research & information: general 21 COVID-19 19 convolutional neural network 18 neural networks 18 big data 16 neural network 16 Information technology industries 15 convolutional neural networks 15 optimization 15 classification 13 transfer learning 13 support vector machine 12 artificial neural network 11 artificial neural networks 11 image processing 11 AI 10 computer vision 10 data augmentation 10 feature extraction 10 feature selection 10 random forest 10 smart cities 10 Artificial intelligence 9 Industry 4.0 9