Recommendation System, Recommender Systems, Machine Learning, Data Science, Big Data.
order to improve the matrix factorization model. The Python library LightFM implements one of the most popular hybrid algorithms. In LightFM, we assume that for each user u we have collected a set of tag annotations Aᵁ(u) — e.g. “male”, “age < 30”, … — and similarly each item i has a set of