[Insight-users] DisplacementFieldTOBspline Inverse

[Nick Tustison]

No, the code works just fine.  Here's a function I use 
to estimate the inverse field in 3 different ways:

https://github.com/ntustison/Utilities/blob/master/src/InvertDisplacementField.cxx

1. B-splines
2. Thin-plate splines
3. InvertDisplacementFieldImageFilter

Nick



On Apr 24, 2013, at 12:30 PM, Emma Saunders <emmasaunders123 at gmail.com> wrote:

> Hi all,
> 
> I'm attempting to estimate the inverse of an interpolated displacement field (initially calculated using affine and Demons) when setting EstimateInverseOn(), however I get the error:
>  
> 
> itk::ERROR: MultiThreader(0x30fdf90): Exception occurred during SingleMethodExecute
> 
> 
> Does this mean the inverse can't be estimated? Are there any work arounds whereby I can get an approximate inverse?
> 
> Thanks
> 
> Emma
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