Bidiagonal Factorizations of Totally Nonnegative Matrices.
Shaun M. FallatPublished in: Am. Math. Mon. (2001)
Keyphrases
- nonnegative matrix factorization
- factor matrices
- data matrix
- matrix factorization
- matrix decomposition
- singular value decomposition
- matrix approximation
- linear programming
- least squares
- data representation
- negative matrix factorization
- low rank approximation
- objective function
- original data
- tensor factorization
- principal component analysis
- pairwise comparison
- projection matrices
- newly defined
- rows and columns
- information retrieval
- high dimensional
- low rank matrix
- coefficient matrix
- covariance matrices
- spectral clustering