[vtkusers] 3D image convolution with Kernel 20x20x20

David Gobbi david.gobbi at gmail.com
Mon Apr 2 14:56:42 EDT 2012


Hi Martin,

I think the 7x7x7 restriction is still in place.  Would it be possible
for you to use vtkSeparableConvolution instead?  It has no restriction
on its kernel size.

You can also look at vtkImageCorrelation.

 - David

On Mon, Apr 2, 2012 at 12:41 PM, Martin Dulovits
<martin.dulovits at woogieworks.at> wrote:
> What ist the way to go to convolute a volume with a 20x20x20 kernel in vtk ?
> Is it possible or do I have to switch to ITK ?? Is it possible in ITK ?
> Somewhere on the thread I read that vtkImageConvolve is restricted to 7x7x7.
> Is this still valid ?
>
> thx for any help
>
> martin



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