🚀 go-pugleaf

RetroBBS NetNews Server

Inspired by RockSolid Light RIP Retro Guy

Article View: sci.math.num-analysis
Article #1233

Re: Singular Value Decomposition

#1233
From: Robin Becker
Date: Mon, 21 Jun 1999 00:00
23 lines
1590 bytes
In article <376C787E.939C192B@kings.uq.edu.au>, Craig Armour
<c.armour@kings.uq.edu.au> writes
>Hi,
>
>I need to write a paper on the use of Singular value Decomposition in
>numerical Algebra for numerical maths.  The main problem I'm having is
>finding a paper or the sort which describes the svd w.r.t other
>algorithms interms of performance and various problems.  
>
>I realise SVD's are great for overconditioned problmes, but how are they
>better than say a QR factorization.  As far as I can figure, alot of
>algorithms use QR and the sort to compute the svd.  what about w.r.t
>eigen value problems.
>
>In short, I have a lot of info telling me that SVD's are great for
>overconditioned systems and least squares but not much else.  Is this
>the only use of SVD's? for least squares style problems???
>
>Cheers
>Craig

-- 
Robin Becker
Technical Details
Message-ID: <8mtuqCAENrb3EwoQ@jessikat.demon.co.uk>
Path: arc1-ca.pugleaf.net!unknown!not-for-mail
References: <376C787E.939C192B@kings.uq.edu.au>

Show Full Headers
Complete Article Headers
X-Google-Language: ENGLISH,ASCII-7-bit
X-Google-Thread: 107079,fafc532a00d68a9f
X-Google-Attributes: gid107079,public
X-Google-Thread: 10d67e,fafc532a00d68a9f
X-Google-Attributes: gid10d67e,public
From: Robin Becker <robin@jessikat.demon.co.uk>
Subject: Re: Singular Value Decomposition
Date: 1999/06/21
Message-ID: <8mtuqCAENrb3EwoQ@jessikat.demon.co.uk>
X-Deja-AN: 492409087
X-NNTP-Posting-Host: jessikat.demon.co.uk:194.222.4.163
References: <376C787E.939C192B@kings.uq.edu.au>
X-Complaints-To: abuse@demon.net
X-Trace: news.demon.co.uk 930033651 nnrp-03:4150 NO-IDENT jessikat.demon.co.uk:194.222.4.163
Organization: Web-Waders Inc
MIME-Version: 1.0
Newsgroups: sci.math.num-analysis,aus.mathematics