Circulant decomposition of a matrix and the eigenvalues of Toeplitz type matrices.
Hariprasad M.Murugesan VenkatapathiPublished in: Appl. Math. Comput. (2024)
Keyphrases
- correlation matrix
- singular value decomposition
- condition number
- eigenvalues and eigenvectors
- least squares
- systems of linear equations
- singular values
- covariance matrix
- symmetric matrices
- positive definite
- coefficient matrix
- covariance matrices
- square matrices
- eigendecomposition
- fourier transform
- projection matrices
- decomposition methods
- linear algebra
- adjacency matrix
- low rank
- principal components
- sparse matrix
- matrix representation
- pseudo inverse
- distance matrix
- matrix completion
- data matrix
- matrix multiplication
- projection matrix
- binary matrix
- symmetric positive definite
- factorization method
- perturbation theory
- dimensionality reduction
- principal component analysis