Nonnegative matrix factorization via rank-one downdate.
Michael BiggsAli GhodsiStephen A. VavasisPublished in: ICML (2008)
Keyphrases
- nonnegative matrix factorization
- probabilistic latent semantic indexing
- matrix factorization
- low rank approximation
- negative matrix factorization
- data representation
- least squares
- active set
- nonnegative matrix
- principal component analysis
- spectral clustering
- sparsity constraints
- face recognition
- original data
- document clustering
- collaborative filtering
- image processing
- machine learning
- recommender systems
- high dimensional
- feature extraction
- factor matrices
- computer vision