Collaborative Filtering Implemented Using Single Value Decomposition
Evaluation Metrics:
- MAE
- RMSE
- Conversion Rate
- Precision, Recall and F-Measure
https://github.com/NicolasHug/Surprise/blob/master/examples/top_n_recommendations.py
https://surprise.readthedocs.io/en/latest/FAQ.html#how-to-compute-precision-k-and-recall-k
https://medium.com/human-in-a-machine-world/mae-and-rmse-which-metric-is-better-e60ac3bde13d