Estimating and Evaluating the Uncertainty of Rating Predictions and Top-n Recommendations in Recommender Systems.
Victor CoscratoDerek G. BridgePublished in: Trans. Recomm. Syst. (2023)
Keyphrases
- recommender systems
- collaborative filtering recommender systems
- user ratings
- collaborative filtering
- user preferences
- matrix factorization
- uncertain data
- recommendation quality
- item based collaborative filtering
- personalized recommendation
- user profiles
- cold start
- collaborative filtering algorithms
- rigid body
- information overload
- user model
- rating prediction
- trust aware
- netflix prize
- user item rating
- data sparsity
- robust optimization
- cold start problem
- product recommendation
- possibility theory
- belief functions
- inherent uncertainty
- user feedback
- incomplete information
- user profiling
- prediction intervals
- conditional probabilities
- prediction accuracy
- probability distribution
- decision making