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Re: [Help-gsl] svd inaccuracy
From: |
Brian Gough |
Subject: |
Re: [Help-gsl] svd inaccuracy |
Date: |
Wed, 23 Aug 2006 12:39:42 +0100 |
User-agent: |
Wanderlust/2.14.0 (Africa) Emacs/21.3 Mule/5.0 (SAKAKI) |
At Fri, 18 Aug 2006 19:38:07 +0000,
Evan Drumwright wrote:
> I've been attempting to use the GSL (specifically, the svd function) to
> compute the pseudo-inverse of a potentially singular matrix. Unfortunately,
> the smaller singular values that I am getting (with both
> gsl_linalg_sv_decomp() or gsl_linalg_sv_decomp_jacobi()) are orders of
> magnitude off from the true result (computed and verified in octave).
Could you post an example? If you want to submit a bug report please
send all the details to address@hidden Thanks,
--
Brian Gough
Network Theory Ltd,
Publishing the GSL Manual - http://www.network-theory.co.uk/gsl/manual/