[ITK-users] Constrain a transform for optimizer
Laurent Chauvin
lchauvin at bwh.harvard.edu
Fri Apr 3 16:17:27 EDT 2015
Thank you Matt for your help.
I finally found another way.
Thank you.
-Laurent
On Wed, Apr 1, 2015 at 11:49 AM, Matt McCormick <matt.mccormick at kitware.com>
wrote:
> Hi Laurent,
>
> Only some of the optimizers, such as the LBFGSBOptimizerv4 [1]
> currently can be constrained.
>
> HTH,
> Matt
>
> [1] http://www.itk.org/Doxygen/html/classitk_1_1LBFGSBOptimizerv4.html
>
>
>
> On Tue, Mar 31, 2015 at 10:21 AM, Laurent Chauvin
> <lchauvin at bwh.harvard.edu> wrote:
> > Hello ITK users,
> >
> > I'm trying to use a Levenberg-Marquardt optimizer to find a point in a
> plane
> > (based on a cost function).
> > For now I create a itk::TranslationTransform< double, 3 > and set it to
> the
> > Levenberg-Marquardt optmizer.
> >
> > However, I know the point I'm looking for is included in a plane.
> >
> > I was wondering if there is a way to constrain the transform to only
> check
> > points in the plane (to avoid looking for points out of the plane to
> speed
> > up the optimization process) ?
> >
> > Thank you very much.
> >
> > --
> > Laurent Chauvin, MS
> > Surgical Navigation and Robotics Laboratory, Radiology Department
> > Brigham And Women's Hospital, Harvard Medical School
> > http://wiki.ncigt.org/index.php/User:Lchauvin
> >
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--
Laurent Chauvin, MS
Surgical Navigation and Robotics Laboratory, Radiology Department
Brigham And Women's Hospital, Harvard Medical School
http://wiki.ncigt.org/index.php/User:Lchauvin
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