[Insight-users] DeformableRegistration4 example

[Bill Lorensen]

Is the example from the same version of itk as the itk source code?

The method: GetStopConditionDescription() exists in itkOptimizer which
is a superclass of itkSingleValuesNonLinearOptimizer.

Bill

On Fri, Apr 16, 2010 at 8:04 PM, Sara Rolfe <smrolfe at u.washington.edu> wrote:
> Hello,
>
> I'm working through the deformable registration examples.  I'm attempting to
> use the DeformableRegistration4 example with the provided sample images and
> have run into some difficulties.  First, when I try to compile, I get the
> error:
>
> ‘class itk::SingleValuedNonLinearOptimizer’ has no member named
> ‘GetStopConditionDescription’
>
> I can get around this and compile by commenting out the line referred to.
>  However, when I run I then get another error:
>
> THE SEARCH DIRECTION IS NOT A DESCENT DIRECTION
> vnl_lbfgs: Error. Netlib routine lbfgs failed.
> ExceptionObject caught !
>
> itk::ExceptionObject (0x3b82340)
> Location: "virtual void itk::LBFGSOptimizer::StartOptimization()"
> File:
> /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_ports_graphics_InsightToolkit/work/InsightToolkit-3.14/Code/Numerics/itkLBFGSOptimizer.cxx
> Line: 263
> Description: itk::ERROR: LBFGSOptimizer(0x3b7e7d0): Error occured in
> optimization
>
>
>  IFLAG= -1  LINE SEARCH FAILED. SEE DOCUMENTATION OF ROUTINE MCSRCH ERROR
> RETURN OF LINE SEARCH: INFO= 0 POSSIBLE CAUSES: FUNCTION OR GRADIENT ARE
> INCORRECT OR INCORRECT TOLERANCES
>
> Since I'm working with an example using the provided images, I assume this
> is related to my itk installation?  Please let me know if anyone has any
> leads.
>
> Thanks!
> Sara
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