Keyphrases
- distance matrix
- singular values
- low rank approximation
- distance measure
- euclidean distance
- nonnegative matrix factorization
- data matrix
- frobenius norm
- distance transform
- original data
- singular value decomposition
- distance function
- matrix factorisation
- factor matrices
- matrix approximation
- positive semidefinite matrices
- data sets
- positive semidefinite
- covariance matrix
- linear programming
- least squares
- objective function
- neural network