Path: news.mathworks.com!not-for-mail
From: "Bjorn Gustavsson" <bjonr@irf.se>
Newsgroups: comp.soft-sys.matlab
Subject: Re: Inverse of a Matrix
Date: Tue, 2 Oct 2007 08:06:41 +0000 (UTC)
Organization: Ttroms&#248; University
Lines: 11
Message-ID: <fdsu6h$2uv$1@fred.mathworks.com>
References: <fdsglc$6b7$1@fred.mathworks.com>
Reply-To: "Bjorn Gustavsson" <bjonr@irf.se>
NNTP-Posting-Host: webapp-06-blr.mathworks.com
Content-Type: text/plain; charset="ISO-8859-1"
Content-Transfer-Encoding: 8bit
X-Trace: fred.mathworks.com 1191312401 3039 172.30.248.36 (2 Oct 2007 08:06:41 GMT)
X-Complaints-To: news@mathworks.com
NNTP-Posting-Date: Tue, 2 Oct 2007 08:06:41 +0000 (UTC)
X-Newsreader: MATLAB Central Newsreader 19453
Xref: news.mathworks.com comp.soft-sys.matlab:430940



"Ravi " <vioravis.nospam@gmail.com> wrote in message
<fdsglc$6b7$1@fred.mathworks.com>...
> Are there any methods available for finding approximate
> inverse for nearly singular matrices using MATLAB? Is there
> a way to avoid this?
> 
You could try the svd approach. Then you can do damping and
truncation directly on the singular values.

HTH,
Bjoern