<div dir="ltr">I copied the src code from the Insight journal and included it in my project files and it works fine. Only thing I noticed is, its teribly slow for large image dimensions.<br><br>Looking forward for your fft based filter.<br>
<br>Thanks<br><br>Jothy<br><br><br><br><div class="gmail_quote">On Mon, Sep 12, 2011 at 3:04 PM, Cory Quammen <span dir="ltr"><<a href="mailto:cquammen@cs.unc.edu">cquammen@cs.unc.edu</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;">
<div class="im">On Mon, Sep 12, 2011 at 9:45 AM, Jothy <<a href="mailto:jothybasu@gmail.com">jothybasu@gmail.com</a>> wrote:<br>
> I am using itk 3.2 and I could not find this header in ITK. Is it available<br>
> only in ITK?<br>
<br>
</div>3.2 or 3.20? It's probably not in 3.2, and in 3.20 it would be in the<br>
Review, which you'll need to enable in CMake for the header to be<br>
found.<br>
<div class="im"><br>
> Also is it possible to downlad the fft based filter from git?<br>
<br>
</div>It isn't there yet. I'm hoping by next week.<br>
<font color="#888888"><br>
Cory<br>
</font><div><div></div><div class="h5"><br>
><br>
> Thanks<br>
><br>
> Jothy<br>
><br>
><br>
> On Mon, Sep 12, 2011 at 2:35 PM, Cory Quammen <<a href="mailto:cquammen@cs.unc.edu">cquammen@cs.unc.edu</a>> wrote:<br>
>><br>
>> Jothy,<br>
>><br>
>> ConvolutionImageFilter should handle 3D convolutions just fine. If you<br>
>> encounter an error, please let me know. Also, if there is some<br>
>> documentation that led you to conclude that the filter doesn't work<br>
>> for 3D, please let me know so I can clarify it.<br>
>><br>
>> Be warned that ConvolutionImageFilter operates in the spatial domain,<br>
>> so if your kernel is large, it will be quite slow. There will be a<br>
>> FFT-based convolution filter in ITK v4 that will be much faster for<br>
>> large kernels.<br>
>><br>
>> Thanks,<br>
>> Cory<br>
>><br>
>> On Mon, Sep 12, 2011 at 9:09 AM, Jothy <<a href="mailto:jothybasu@gmail.com">jothybasu@gmail.com</a>> wrote:<br>
>> > Hi all,<br>
>> ><br>
>> > Is it possible to do a 3D convolution in ITK with a custom matrix? I<br>
>> > looked<br>
>> > at ConvolutionImageFilter by it doesn't seem to handle 3D kernels.<br>
>> ><br>
>> > Any suggestions?<br>
>> ><br>
>> > Thanks<br>
>> ><br>
>> > Jothy<br>
>> ><br>
>> > _____________________________________<br>
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>> ><br>
>> ><br>
>><br>
>><br>
>><br>
>> --<br>
>> Cory Quammen<br>
>> Research Associate<br>
>> Department of Computer Science<br>
>> The University of North Carolina at Chapel Hill<br>
><br>
><br>
<br>
<br>
<br>
</div></div>--<br>
<div><div></div><div class="h5">Cory Quammen<br>
Research Associate<br>
Department of Computer Science<br>
The University of North Carolina at Chapel Hill<br>
</div></div></blockquote></div><br></div>