On the Gradient-based Algorithm for Matrix Factorization Applied to Dimensionality Reduction.
Vladimir NikulinGeoffrey J. McLachlanPublished in: BIOINFORMATICS (2010)
Keyphrases
- matrix factorization
- dimensionality reduction
- learning algorithm
- objective function
- expectation maximization
- nonnegative matrix factorization
- pattern recognition
- clustering method
- k means
- data clustering
- image processing
- multiscale
- feature space
- image classification
- linear combination
- negative matrix factorization