A Fast Sparse Block Circulant Matrix Vector Product.
Eloy RomeroAndrés TomásAntonio SorianoIgnacio BlanquerPublished in: Euro-Par (2014)
Keyphrases
- sparse matrix
- coefficient matrix
- condition number
- rows and columns
- interior point methods
- linear systems
- least squares
- binary matrices
- life cycle
- block wise
- low rank matrix
- negative matrix factorization
- random projections
- product design
- row column
- iterative methods
- high dimensional
- fourier transform
- sparse representation
- discrete fourier transform
- product quality
- similarity measure
- block size
- transformation matrix
- image blocks
- sparse data
- convex optimization
- linear combination
- eigenvalues and eigenvectors