From mboxrd@z Thu Jan 1 00:00:00 1970 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on polar.synack.me X-Spam-Level: X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00 autolearn=ham autolearn_force=no version=3.4.4 X-Google-Thread: 103376,4246083efae0e43b X-Google-Attributes: gid103376,public X-Google-Language: ENGLISH,ASCII-7-bit Path: g2news1.google.com!postnews1.google.com!not-for-mail From: jpwoodruff@irisinternet.net (John Woodruff) Newsgroups: comp.lang.ada Subject: Re: Singular Value Decomposition (SVD) Ada Algorithm Date: 30 Oct 2004 09:54:28 -0700 Organization: http://groups.google.com Message-ID: <34defe4d.0410300854.5c038648@posting.google.com> References: <35f054ea.0410290918.5f7f7d0@posting.google.com> NNTP-Posting-Host: 216.126.128.53 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 8bit X-Trace: posting.google.com 1099155269 7292 127.0.0.1 (30 Oct 2004 16:54:29 GMT) X-Complaints-To: groups-abuse@google.com NNTP-Posting-Date: Sat, 30 Oct 2004 16:54:29 +0000 (UTC) Xref: g2news1.google.com comp.lang.ada:5919 Date: 2004-10-30T09:54:28-07:00 List-Id: aschwarz@acm.org (skidmarks) wrote in message news:<35f054ea.0410290918.5f7f7d0@posting.google.com>... > Anyone have an SVD in Ada? I have the C/C++ versions from Numerical > Recipes in C++ (I have the CD-ROM) and would rather not rewrite it > into Ada unless I have to. > > art I have a considerable collection of publicly available Ada libraries, and I find that there is one that defines an SVD: You can acquire the Drexel U Matrix Math items from http://dflwww.ece.drexel.edu/research/ada/ They are marked: -- Copyright (c) Drexel University, 1996 -- -- Data Fusion Laboratory -- -- Electrical and Computer Engineering Department -- -- $AUTHORS: Chris Papademetrious, Xiaoxun Zhu, Moshe Kam Their package Generic_Real_Arrays.Operations defines a subprogram "Singular_Value_Decomposition". This might be what you want! John