On Mixed Memberships and Symmetric Nonnegative Matrix Factorizations.
Xueyu MaoPurnamrita SarkarDeepayan ChakrabartiPublished in: ICML (2017)
Keyphrases
- matrix factorization
- nonnegative matrix factorization
- factor matrices
- tensor factorization
- collaborative filtering
- data matrix
- negative matrix factorization
- recommender systems
- sparse non negative
- low rank
- missing data
- data sparsity
- linear programming
- stochastic gradient descent
- factor analysis
- principal component analysis
- cluster analysis
- factorization methods
- spectral clustering
- document clustering
- data representation
- sparsity constraints
- data points
- latent factors
- least squares
- feature selection