HSE Recommender Systems Course

Materials and homework assignments for HSE recommender systems course

Tasks

Task 1. Matrix Factorization

Task: Implement SVD explicit data decomposition using SGD. Implement matrix decomposition of implicit data using ALS, BPR, WARP.

Task 2. Gradient Boosting Decision Trees

Task: Build a recommendation system using GBDT. Build non-classical embeddings using information about music tracks.