Investigating serendipity in recommender systems based on real user feedback

@inproceedings{Kotkov2018InvestigatingSI,
  title={Investigating serendipity in recommender systems based on real user feedback},
  author={Denis Kotkov and Joseph A. Konstan and Qian Zhao and Jari Veijalainen},
  booktitle={SAC},
  year={2018}
}
Over the past several years, research in recommender systems has emphasized the importance of serendipity, but there is still no consensus on the definition of this concept and whether serendipitous items should be recommended is still not a well-addressed question. According to the most common definition, serendipity consists of three components: relevance, novelty and unexpectedness, where each component has multiple variations. In this paper, we looked at eight different definitions of… CONTINUE READING

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