Improving matrix factorization recommendations for examples in cold start.
Uros OcepekJoze RugeljZoran BosnicPublished in: Expert Syst. Appl. (2015)
Keyphrases
- matrix factorization
- cold start
- recommender systems
- collaborative filtering
- cold start problem
- data sparsity
- implicit feedback
- item recommendation
- recommendation quality
- nonnegative matrix factorization
- factorization methods
- information overload
- personalized recommendation
- user ratings
- user interests
- user preferences
- recommendation systems
- missing data
- transfer learning
- user model
- user feedback
- recommendation algorithms
- prediction accuracy
- co occurrence