Fast Nonnegative Matrix Factorization and Its Application for Protein Fold Recognition.
Oleg OkunHelen PriisaluPublished in: EURASIP J. Adv. Signal Process. (2006)
Keyphrases
- nonnegative matrix factorization
- protein fold recognition
- multi class
- key features
- negative matrix factorization
- matrix factorization
- data representation
- protein structure prediction
- least squares
- conditional random fields
- spectral clustering
- principal component analysis
- document clustering
- original data
- objective function
- computer vision
- pairwise
- machine learning
- image processing