We have presented a matrix-free framework for constructing circulant and block circulant pre- conditioners suitable for accelerating the convergence of ...
May 17, 2004 · A framework for constructing circulant and block circulant preconditioners (C) for a symmetric linear system Ax=b arising from signal and ...
A framework for constructing circulant and block circulant preconditioners ($C$) for a symmetric linear system $Ax=b$ arising from certain signal and image ...
May 17, 2004 · A framework for constructing circulant and block circulant preconditioners (C) for a symmetric linear system Ax =b arising from signal and image ...
A framework for constructing circulant and block circulant preconditioners (C) for a symmetric linear system Ax=b arising from certain signal and image ...
A framework for constructing circulant and block circulant preconditioners (C) for a symmetric linear system Ax=b arising from signal and image processing ...
Dec 1, 2001 · Matrix-free constructions of circulant and block circulant preconditioners. Permalink https://escholarship.org/uc/item/1cg09385. Authors.
Matrix-free constructions of circulant and block circulant preconditioners. — Source link · Chao Yang, Esmond G. Ng, Pawel A. Penczek. Institutions: Lawrence ...
A framework for constructing a circulant preconditioner (C) for a symmetric linear system Ax=b arising from signal and image processing applications is ...
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May 1, 2024 · We begin by showing that any matrix can be decomposed into a sum of n circulant matrices with periodic relaxations on the unit circle.