Fast nonparametric matrix factorization for large-scale collaborative filtering.
Kai YuShenghuo ZhuJohn D. LaffertyYihong GongPublished in: SIGIR (2009)
Keyphrases
- matrix factorization
- collaborative filtering
- recommender systems
- data sparsity
- low rank
- probabilistic matrix factorization
- negative matrix factorization
- factor analysis
- nonnegative matrix factorization
- data matrix
- missing data
- cold start problem
- variational bayesian
- recommendation systems
- transfer learning
- item recommendation
- latent factors
- implicit feedback
- factorization methods
- tensor factorization
- web search
- factor matrices
- factorization method
- user profiles
- personalized recommendation
- recommendation algorithms