Deep learning Convolutional neural networks 7 deep learning 7 Convolutional neural network 5 Network security 5 Convolution 4 Learning methods 4 Learning systems 4 Security systems 4 Deep neural networks 3 Video surveillance 3 convolutional neural network 3 Adversarial training 2 Antennas 2 Background clutter 2 Benchmarking 2 Classification (of information) 2 Computer crime 2 Computer vision 2 Correlation methods 2 Edge computing 2 Extraction 2 Face recognition 2 Feature extraction 2 Frame sampling random erasure 2 Global feature 2 Intelligent systems 2 Internet of Things (IoT) 2 Internet of thing 2 Internet of things 2