From: raphael couturier Date: Mon, 23 Feb 2015 16:47:06 +0000 (+0100) Subject: petites modifs X-Git-Url: https://bilbo.iut-bm.univ-fcomte.fr/and/gitweb/GMRES2stage.git/commitdiff_plain/c5fd74103dc91067defdff61917384d6bbf68d1e petites modifs --- diff --git a/biblio.bib b/biblio.bib index ecc1622..c3ab7d4 100644 --- a/biblio.bib +++ b/biblio.bib @@ -206,3 +206,18 @@ year = {1994}, +@article{cz15:ij, +inhal = {no}, +domainehal = {INFO:INFO_DC, INFO:INFO_CR, INFO:INFO_MO}, +equipe = {and}, +classement = {ACLI}, +impact-factor ={0.841}, +isi-acro = {J SUPERCOMPUT}, +author = {Couturier, Rapha\"el and Ziane Khodja, Lilia}, +title = {A scalable multisplitting algorithm to solve large sparse linear systems}, +journal = {The journal of Supercomputing}, +note={{O}nline version, 10.1007/s11227-014-1367-7}, +publisher = {Springer}, +year = 2015, + +} \ No newline at end of file diff --git a/paper.tex b/paper.tex index 83dcf1b..f141e2b 100644 --- a/paper.tex +++ b/paper.tex @@ -702,7 +702,7 @@ In practice, $R$ is a dense rectangular matrix belonging in $\mathbb{R}^{n\times s}$, with $s\ll n$. In order to minimize~\eqref{eq:01}, a least-squares method such as CGLS ~\cite{Hestenes52} or LSQR~\cite{Paige82} is used. Remark that these methods are more appropriate than a single direct method in a -parallel context. +parallel context. CGLS has recently been used to improve the performance of multisplitting algorithms \cite{cz15:ij}. @@ -1055,7 +1055,7 @@ the least-squares method which corresponds to 15. \begin{figure}[htbp] \centering - \includegraphics[width=0.45\textwidth]{nb_iter_sec_ex15_juqueen} + \includegraphics[width=0.5\textwidth]{nb_iter_sec_ex15_juqueen} \caption{Number of iterations per second with ex15 and the same parameters as in Table~\ref{tab:03} (weak scaling)} \label{fig:01} \end{figure} @@ -1160,7 +1160,7 @@ taken into account with TSIRM. \begin{figure}[htbp] \centering - \includegraphics[width=0.45\textwidth]{nb_iter_sec_ex54_curie} + \includegraphics[width=0.5\textwidth]{nb_iter_sec_ex54_curie} \caption{Number of iterations per second with ex54 and the same parameters as in Table~\ref{tab:05} (strong scaling)} \label{fig:02} \end{figure} @@ -1228,7 +1228,7 @@ implemented in PETSc. %%%********************************************************* \section*{Acknowledgment} This paper is partially funded by the Labex ACTION program (contract -ANR-11-LABX-01-01). We acknowledge PRACE for awarding us access to resources +ANR-11-LABX-01-01). We acknowledge the Mesocentre of Franche-Comte and PRACE for awarding us access to resources Curie and Juqueen respectively based in France and Germany.