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Re: [Help-gsl] Nelder-Mead Simplex algorithm
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From: |
Brian Gough |
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Subject: |
Re: [Help-gsl] Nelder-Mead Simplex algorithm |
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Date: |
Wed, 17 Sep 2008 18:40:05 +0100 |
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User-agent: |
Wanderlust/2.14.0 (Africa) Emacs/22.2 Mule/5.0 (SAKAKI) |
At Fri, 12 Sep 2008 20:15:10 +0200,
Tania Regimbau wrote:
> I used the implementation of the GSL Nelder Mead Simplex algorithm to
> minimize a 3 variable function and it doesn't seem to perform very
> well compared to the Matlab function fmeansearch based on the same
> algorithm. Can someone tell me what the difference is between the two?
> I thought I was using the same precision parameters but I may have
> missed something.
I'm not aware of any major difference -- could you submit a bug report
to address@hidden with an example program and the output compared
with MATLAB. Thanks.
--
Brian Gough
GNU Scientific Library -
http://www.gnu.org/software/gsl/