Anomaly detection 39 Technology: general issues 26 History of engineering and technology 16 anomaly detection 14 Deep learning 13 History of engineering & technology 13 machine learning 11 Machine learning 10 deep learning 10 Network security 9 QA75 Electronic computers. Computer science 9 Auto encoders 7 Computer science 7 Data handling 7 Information technology industries 7 Statistics 7 Artificial intelligence 6 Data mining 6 Learning systems 6 human 6 Computer security 5 Humans 5 Outlier Detection 5 autoencoder 5 outlier detection 5 Convolution 4 Engineering: general 4 Feature extraction 4 Forecasting 4 Image processing 4