On the unitary block-decomposability of 1-parameter matrix flows and static matrices.
Frank UhligPublished in: Numer. Algorithms (2022)
Keyphrases
- coefficient matrix
- rows and columns
- singular value decomposition
- linear systems
- singular values
- matrix representation
- positive semidefinite
- systems of linear equations
- negative matrix factorization
- positive definite
- square matrices
- eigenvalues and eigenvectors
- linear algebra
- perturbation theory
- row column
- interior point methods
- symmetric positive definite
- block diagonal
- measurement matrix
- totally unimodular
- matrix multiplication
- kernel function
- block wise
- projection matrix
- parameter values
- covariance matrix
- projection matrices
- matrix completion
- data matrix
- covariance matrices
- symmetric matrices
- pseudo inverse
- sparse matrices
- sparse matrix
- distance matrix
- neural network
- low rank and sparse