Image enhancement 10 convolutional neural network human 7 Convolutional neural networks 6 Article 5 Convolution 5 Convolutional neural network 5 controlled study 5 Algorithms 4 Humans 4 algorithm 4 deep learning 4 image quality 4 Deep neural networks 3 Learning systems 3 Medical imaging 3 Neural Networks, Computer 3 article 3 diagnostic imaging 3 diagnostic test accuracy study 3 learning algorithm 3 machine learning 3 measurement accuracy 3 sensitivity and specificity 3 Automation 2 COVID-19 2 Classification algorithm 2 Computerized tomography 2 Deep learning 2 Diagnosis 2