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LATA
2010
Springer
13 years 12 months ago
A Randomized Numerical Aligner (rNA)
With the advent of new sequencing technologies able to produce an enormous quantity of short genomic sequences, new tools able to search for them inside a references sequence genom...
Alberto Policriti, Alexandru I. Tomescu, Francesco...
NA
2010
144views more  NA 2010»
13 years 5 months ago
A binary powering Schur algorithm for computing primary matrix roots
An algorithm for computing primary roots of a nonsingular matrix A is presented. In particular, it computes the principal root of a real matrix having no nonpositive real eigenvalu...
Federico Greco, Bruno Iannazzo
NA
2010
87views more  NA 2010»
13 years 5 months ago
A note on the O(n)-storage implementation of the GKO algorithm and its adaptation to Trummer-like matrices
We propose a new O(n)-space implementation of the GKO-Cauchy algorithm for the solution of linear systems where the coefficient matrix is Cauchy-like. Moreover, this new algorithm...
Federico Poloni
NA
2010
86views more  NA 2010»
13 years 5 months ago
Adaptive version of Simpler GMRES
Abstract. In this paper we propose a stable variant of Simpler GMRES by Walker and Zhou [15]. It is based on the adaptive choice of the Krylov subspace basis at given iteration ste...
Pavel Jiránek, Miroslav Rozlozník
NA
2010
62views more  NA 2010»
13 years 5 months ago
Noise-reducing cascadic multilevel methods for linear discrete ill-posed problems
Cascadic multilevel methods for the solution of linear discrete ill-posed problems with noise-reducing restriction and prolongation operators recently have been developed for the r...
Serena Morigi, Lothar Reichel, Fiorella Sgallari