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NA
2006
70views more  NA 2006»
13 years 4 months ago
A truncated projected SVD method for linear discrete ill-posed problems
Truncated singular value decomposition is a popular solution method for linear discrete ill-posed problems. However, since the singular value decomposition of the matrix is indepen...
Serena Morigi, Lothar Reichel, Fiorella Sgallari
NA
2006
75views more  NA 2006»
13 years 4 months ago
Least-squares spectral collocation with the overlapping Schwarz method for the incompressible Navier-Stokes equations
A least-squares spectral collocation scheme is combined with the overlapping Schwarz method. The methods are succesfully applied to the incompressible Navier-Stokes equations. The...
Wilhelm Heinrichs
NA
2006
123views more  NA 2006»
13 years 4 months ago
Restarted block Lanczos bidiagonalization methods
Abstract. The problem of computing a few of the largest or smallest singular values and associated singular vectors of a large matrix arises in many applications. This paper descri...
James Baglama, Lothar Reichel
NA
2006
59views more  NA 2006»
13 years 4 months ago
On the fast solution of Toeplitz-block linear systems arising in multivariate approximation theory
When constructing multivariate Pad
Stefan Becuwe, Annie A. M. Cuyt
NA
2006
84views more  NA 2006»
13 years 4 months ago
Fast Moreau envelope computation I: numerical algorithms
Abstract. The present article summarizes the state of the art algorithms to compute the discrete Moreau envelope, and presents a new linear-time algorithm, named NEP for NonExpansi...
Yves Lucet