On a Family of Circulant Matrices for Quasi-Cyclic Low-Density Generator Matrix Codes.
Marco BaldiFederico BambozziFranco ChiaralucePublished in: CoRR (2013)
Keyphrases
- low density
- coefficient matrix
- high density
- singular value decomposition
- condition number
- square matrices
- singular values
- matrix representation
- linear algebra
- positive definite
- eigenvalues and eigenvectors
- perturbation theory
- projection matrices
- block diagonal
- positive semidefinite
- rows and columns
- projection matrix
- data matrix
- positive semidefinite matrices
- linear complementarity problem
- correlation matrix
- sparse matrices
- symmetric positive definite
- spectral density
- least squares
- low rank
- low rank and sparse
- matrix multiplication
- systems of linear equations
- sparse matrix
- distance matrix
- error correction
- matrix completion
- symmetric matrices
- pairwise
- pseudo inverse
- binary matrices
- measurement matrix
- interior point methods
- semidefinite programming
- covariance matrix
- eigendecomposition
- semidefinite
- adjacency matrix
- factorization method
- matrix factorization
- fourier transform
- database
- power consumption
- frequency domain
- affinity matrix