Algorithms 2 Diagnosis 2 History of engineering and technology 2 Medical imaging 2 Semantics 2 algorithm 2 classification algorithm 2 image retrieval 2 semantics 2 support vector machine 2 Alzheimer disease 1 Article 1 Classification (of information) 1 Codes (symbols) 1 Computer science 1 Content based retrieval 1 Content-Based Image Retrieval 1 Content-based image retrieval 1 Convolution 1 Convolutional neural network 1 Databases, Factual 1 Dimensionality reduction 1 Discriminative features 1 Feature aggregation 1 Fourier transformation 1 Green computing 1 Hash functions 1 Humans 1 Image Interpretation, Computer-Assisted 1 Image coding 1