Using autoencoders implemented with Keras for anomaly detection tasks
http://ufldl.stanford.edu/tutorial/unsupervised/Autoencoders/
https://arxiv.org/abs/1312.6114
https://blog.keras.io/building-autoencoders-in-keras.html
https://www.dataversity.net/fraud-detection-using-a-neural-autoencoder/
https://deeplearning4j.org/tutorials/05-basic-autoencoder-anomaly-detection-using-reconstruction-error
https://arxiv.org/abs/1811.05269
https://www.kdd.org/kdd2017/papers/view/anomaly-detection-with-robust-deep-auto-encoders
https://www.kaggle.com/mlg-ulb/creditcardfraud