Evaluation of Collaborative Filtering Algorithms for Recommending Articles on CiteULike

@inproceedings{Parra2009EvaluationOC,
  title={Evaluation of Collaborative Filtering Algorithms for Recommending Articles on CiteULike},
  author={Denis Parra and Peter Brusilovsky},
  year={2009}
}
Motivated by the potential use of collaborative tagging systems to develop new recommender systems, we have implemented and compared three variants of user-based collaborative filtering algorithms to provide recommendations of articles on CiteULike. On our first approach, Classic Collaborative filtering (CCF), we use Pearson correlation to calculate similarity between users and a classic adjusted ratings formula to rank the recommendations. Our second approach, Neighbor-weighted Collaborative… CONTINUE READING

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