Approximate factorizations of Fourier matrices with nonequispaced knots (Q1874676)
From MaRDI portal
 | This is the item page for this Wikibase entity, intended for internal use and editing purposes. Please use this page instead for the normal view: Approximate factorizations of Fourier matrices with nonequispaced knots |
scientific article; zbMATH DE number 1915812
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Approximate factorizations of Fourier matrices with nonequispaced knots |
scientific article; zbMATH DE number 1915812 |
Statements
Approximate factorizations of Fourier matrices with nonequispaced knots (English)
0 references
25 May 2003
0 references
nonuniform fast Fourier transform
0 references
sparse factorization
0 references
least square approximation
0 references
Frobenius norm
0 references
matrix-vector multiplication
0 references
numerical experiments
0 references
algorithm
0 references
Fourier matrices
0 references
sparse matrices
0 references
Kaiser-Bessel function
0 references
window function
0 references
0 references
