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What We Evaluate When We Evaluate Recommender Systems: Understanding Recommender Systems' Performance using Item Response Theory.

Yang LiuAlan MedlarDorota Glowacka
Published in: RecSys (2023)
Keyphrases
  • recommender systems
  • collaborative filtering
  • matrix factorization
  • user profiles
  • user preferences
  • product recommendation
  • user model
  • cold start problem
  • user interface
  • email