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Message-ID: <4D46D59A.5060607@gmail.com>
Date: Mon, 31 Jan 2011 09:30:34 -0600
From: Ole Ersoy <ole.ersoy@gmail.com>
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To: Commons Users List <user@commons.apache.org>
Subject: Re: [Math] Levenberg Marquardt Help
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Luc,

That sounds great - Thanks!  I'll give that a try as well.

Cheers,
- Ole

On 01/31/2011 02:41 AM, luc.maisonobe@free.fr wrote:
>
> ----- "Ole Ersoy"<ole.ersoy@gmail.com>  a écrit :
>
>> Hi,
>
> Hi Ole,
>
>>
>> I'm trying to fit a normal distribution to a curve (I'm assuming the
>> LM Optimizer is a good tool for this).  Is there a generic approach
>> that lets me construct a Jacobian or do I need specialized knowledge
>> of the function in order to do this?
>
> There is a special packe for curve fitting in Apache Commons Math:
> org.apache.commons.math.optimization.fitting. Since July 2010, this
> package contains a dedicated GaussFitter classIn the subversion repository
> (and hence in the upcoming 2.2 release). See<https://issues.apache.org/jira/browse/MATH-400>.
>
> best regards,
> Luc
>
>>
>> TIA,
>> - Ole
>>
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