[Insight-users] Bug in ITK's FRPR optimizer
Tom Vercauteren
tom.vercauteren at m4x.org
Wed May 18 14:26:14 EDT 2011
Dear Alvaro,
If I remember correctly, this bug was fixed a while ago:
http://public.kitware.com/Bug/view.php?id=4827
Are you using an up to date version of ITK?
If so, this might be a different one... Anyhow, please keep such
discussions on the ITK mailing list.
Hope this helps,
Tom
On Thu, May 5, 2011 at 09:39, Bertelsen, Alvaro <abertelsen at ceit.es> wrote:
>
> Dear Mr. Vercauteren,
>
>
>
> My name is Álvaro Bertelsen, a bioengineering researcher from the Centro de Estudios e Investigaciones Técnicas de Guipúzcoa (CEIT) in Spain. I am currently working on 2D-3D registration, for which I am using ITK 3.20.0.
>
>
>
> I have recently having trouble with ITK’s FRPR optimizer and I have just seen that you reported the same problem I am having on the ITK’s mailing list, years ago
>
> http://www.itk.org/pipermail/insight-users/2007-April/021806.html
>
>
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> Basically, when my program is too close to the optimum, line search makes a gigantic step and ends far away from it, just as the example you posted.
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> Were you able to find a solution for the problem you reported? Do you know if it was solved in some of ITK’s versions? Any help you could provide me would be greatly appreciated.
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> Looking forward to hearing from you. Yours sincerely,
>
>
>
> Alvaro Bertelsen MSc
>
> Applied Mechanics Department
>
>
>
> Paseo Manuel Lardizabal, 15
> 20018 Donostia-San Sebastian. Spain
> Tel. +34 943 212 800 (Ext. 2105)
> Fax: +34 943 213 076
> Web: www.ceit.es
>
>
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