Computed tomography 2 Computerized tomography 2 Curvelet transforms Image enhancement 2 Alzheimer 1 Alzheimer's disease 1 Alzheimers disease 1 Alzheimer’s disease 1 Biological organs 1 Brain mapping 1 CNN 1 COVID 1 Cell proliferation 1 Channel coding 1 Classification (of information) 1 Compression 1 Compression system 1 Convolution 1 Convolutional neural network 1 Deep learning 1 Diagnosis 1 Fast discrete curvelet transform 1 Feature extraction 1 Features extraction 1 Image coding 1 Image quality 1 Image segmentation 1 MRI images 1 Magnetic resonance imaging 1 Magnetic resonance imaging image 1