Dacon - Book Recommendation using Collaborative Filtering

Desciption & Background:

This is a Cospo x Dacon competition which the prize is the recruitment opportunity. The task is to produce book recommendation models that are evaluated using RMSE.

For this project, I used an ensemble of SVD (Singluar Value Decomposition) and SVD++, which are well known collaborative filtering model in recommendation system, from Surprise Library.

• Ensemble of 5 SVD models showed the best performance.

Keywords: Recommender System, SVD, Ensemble, Cross Validation