AutoRec is a neural network based on Auto-Encoder architecture used for Recommendation System.
There are two versions of AutoRec model: item-based AutoRec (I-AutoRec) and user-based (U-AutoRec).
Link of paper: https://www.researchgate.net/publication/311491420_AutoRec_Autoencoders_Meet_Collaborative_Filtering.
In this project, dataset Movielens 1M is used (https://grouplens.org/datasets/movielens/1m/).