Clustering by Left-Stochastic Matrix Factorization.
Raman AroraMaya R. GuptaAmol KapilaMaryam FazelPublished in: ICML (2011)
Keyphrases
- matrix factorization
- nonnegative matrix factorization
- collaborative filtering
- low rank
- recommender systems
- missing data
- clustering algorithm
- k means
- simultaneous clustering
- negative matrix factorization
- clustering method
- factor analysis
- tensor factorization
- data sparsity
- variational bayesian
- factorization methods
- stochastic gradient descent
- item recommendation
- data clustering
- spectral clustering
- latent factors
- personalized ranking
- probabilistic matrix factorization
- data matrix
- implicit feedback
- high dimensional data
- image classification
- data points
- objective function