Nonnegative Matrix Factorization with Orthogonality Constraints.
Jiho YooSeungjin ChoiPublished in: J. Comput. Sci. Eng. (2010)
Keyphrases
- nonnegative matrix factorization
- probabilistic latent semantic indexing
- matrix factorization
- negative matrix factorization
- data representation
- active set
- nonnegative matrix
- least squares
- spectral clustering
- principal component analysis
- document clustering
- pattern recognition
- missing data
- signal processing
- sparsity constraints
- data points
- factor matrices
- high dimensional