[ITK-users] Anti-alias filter

[Bill Lorensen]

Can you post your code. The results do not look correct.


On Mon, Aug 11, 2014 at 12:18 PM, Tobias Gass <gass at vision.ee.ethz.ch> wrote:
> Dear all,
>
> I'm having problems using the anti-alias filter, which I want to use in
> order to smooth a binary segmentation volume. I'm using essentially the
> example code from the repository, which for my input file seems to start
> oscillating after 2 iterations, leading to weird 'pointy' artifacts on the
> surface as can be seen from the attached screenshot (AA filter output is on
> the left, input on the right).
>
> Is there any parameter to set/implement which could improve the behavior of
> this filter? I'm assuming that my input is reasonable, or is this something
> the filter is expected to have problems with? It is notable that such errors
> seem to mainly appear in 'flat' regions of the volume, and are not apparent
> in the curved shaft of the bone.
>
> Any help, or pointers to further resources are appreciated,
> thanks,
> Tobias
>
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