Cluster Indicator Decomposition for Efficient Matrix Factorization.
Dijun LuoChris H. Q. DingHeng HuangPublished in: IJCAI (2011)
Keyphrases
- matrix factorization
- collaborative filtering
- missing data
- low rank
- factorization methods
- negative matrix factorization
- nonnegative matrix factorization
- clustering algorithm
- factor analysis
- item recommendation
- feature extraction
- data clustering
- data sparsity
- stochastic gradient descent
- variational bayesian
- personalized ranking