collaborating-filtering 2 recommender-system 2 weights 1 ratings 1 product-recommendations 1 neural-network 1 movie-recommendation 1 hybrid-recommender-system 1 embeddings 1 deep-learning 1 collaborative-filtering 1 autoencoders 1 auto-encoders 1 unsupervised-learning 1 scikit-learn 1 recommendation-system 1 recommendation-engine 1 rabbitmq 1 nearest-neighbors 1 mongodb 1 lambda-functions 1 knn 1 json 1 heroku-app 1 heroku 1 csv-parser 1 celery 1 brute-force-algorithm 1 asynchronous 1