A mixed iteration for nonnegative matrix factorizations.
Stefan M. SoltuzB. E. RhoadesPublished in: Appl. Math. Comput. (2013)
Keyphrases
- matrix factorization
- nonnegative matrix factorization
- factor matrices
- tensor factorization
- data matrix
- collaborative filtering
- sparse non negative
- low rank
- objective function
- negative matrix factorization
- missing data
- recommender systems
- factorization methods
- factor analysis
- data sparsity
- stochastic gradient descent
- sparsity constraints
- least squares
- spectral clustering
- binary matrix