Identifiable Phenotyping using Constrained Non-Negative Matrix Factorization.
Shalmali JoshiSuriya GunasekarDavid A. SontagJoydeep GhoshPublished in: MLHC (2016)
Keyphrases
- negative matrix factorization
- nonnegative matrix factorization
- matrix factorization
- sparse representation
- document clustering
- constrained least squares
- principal component analysis
- latent semantic space
- spectral clustering
- image classification
- dimensionality reduction
- collaborative filtering
- recommender systems
- pattern recognition
- multiscale
- tensor factorization
- update rule
- sparsity constraints
- similarity measure
- image processing