On a Family of Circulant Matrices for Quasi-Cyclic Low-Density Generator Matrix Codes.
Marco BaldiFederico BambozziFranco ChiaralucePublished in: IEEE Trans. Inf. Theory (2011)
Keyphrases
- low density
- high density
- singular value decomposition
- coefficient matrix
- condition number
- square matrices
- eigenvalues and eigenvectors
- matrix representation
- linear algebra
- singular values
- positive definite
- projection matrices
- block diagonal
- correlation matrix
- positive semidefinite matrices
- projection matrix
- perturbation theory
- positive semidefinite
- least squares
- sparse matrices
- rows and columns
- sparse matrix
- matrix multiplication
- symmetric positive definite
- systems of linear equations
- data matrix
- pseudo inverse
- spectral density
- low rank
- low rank and sparse
- low rank matrix
- special case
- eigendecomposition
- covariance matrix
- linear complementarity problem
- error correction
- symmetric matrices
- affinity matrix
- measurement matrix
- linear systems
- matrix completion
- low rank matrix approximation
- interior point methods
- low rank approximation
- symmetric matrix
- binary matrix
- iterative methods
- distance matrix