Idea from:
Collaborative Embeddings for Lipstick Recommendations
A Sephora SEA Machine Learning case study
by Sylvain Truong
https://towardsdatascience.com/collaborative-embeddings-for-lipstick-recommendations-98eccfa816bd
Keras Glove adpated from:
https://github.com/erwtokritos/keras-glove
Data from Instacart:
https://www.kaggle.com/c/instacart-market-basket-analysis/data