Coupled Matrix Factorization Within Non-IID Context.
Fangfang LiGuandong XuLongbing CaoPublished in: PAKDD (2) (2015)
Keyphrases
- matrix factorization
- collaborative filtering
- recommender systems
- low rank
- missing data
- factor analysis
- factorization methods
- negative matrix factorization
- variational bayesian
- nonnegative matrix factorization
- stochastic gradient descent
- contextual information
- data sparsity
- data matrix
- personalized ranking
- implicit feedback
- item recommendation