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NA
2006
70views more  NA 2006»
13 years 10 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 10 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 10 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 10 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 10 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