Unified relevance models for rating prediction in collaborative filtering

@article{Wang2008UnifiedRM,
  title={Unified relevance models for rating prediction in collaborative filtering},
  author={Jun Wang and Arjen P. de Vries and Marcel J. T. Reinders},
  journal={ACM Trans. Inf. Syst.},
  year={2008},
  volume={26},
  pages={16:1-16:42}
}
Collaborative filtering aims at predicting a user's interest for a given item based on a collection of user profiles. This article views collaborative filtering as a problem highly related to information retrieval, drawing an analogy between the concepts of users and items in recommender systems and queries and documents in text retrieval. We present a probabilistic user-to-item relevance framework that introduces the concept of relevance into the related problem of collaborative filtering… CONTINUE READING