[Insight-users] How ITK handles non-equal spacing images

[Dženan Zukić]

Hi Jay,

ITK image has support for different spacings along each axis, unfortunately
not all filters take this information into account (most should though). The
best way to check is to take a look at the source code.

Regards,
Dženan

On Tue, Aug 10, 2010 at 02:54, Jay Li <chyumm at yahoo.com> wrote:

> Dear ITK Users,
>
> I have a question regarding how ITK handles images with non-equal
> spacings in general. For example, I have a 3D volume with the spacing of 0.2
> mm along X and Y axis respectively, but 1 mm spacing in Z direction. If
> I apply a 3-D level set segmentation algorithm to the image, is this going
> to be a concern due to the larger spacing in Z direction? Or instead should
> I try 2-D  level set segmentation slice by slice on X-Y plane? Any
> suggestion is appreciated. Thank you.
>
> Regards,
> Jay
>
>
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