[Insight-users] MR volume: slice location + spacing pb
Stephen R. Aylward
aylward at unc . edu
Wed, 28 May 2003 20:52:19 -0400
Sounds like a plan - kind of the only option with that data.
I'd really encourage your clinical folks to try a 3D sequence with
contiguous slices...might be too large of a volume...
s
Dean Inglis wrote:
> Well, on closer inspection, for the data I have,
> I am getting slice thicknesses of either 1.5 or 3.0 mm
> thickness as calculated from the reported (correct) slice positions.
> So, ignoring the header thickness is the way to go. I am
> thinking of just linear interpolating (with vtkImageResample)
> an additional slice between any two slices that are 3.0 mm
> thick so that a new volume can be recon at 1.5 mm thick
> consistent between slices. Does this seem resonable? BTW,
> I'm looking at fat sat saggital knee MRIs for cartilage
> segmentation.
>
> thanks again,
> Dean
>
>
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--
===========================================================
Dr. Stephen R. Aylward
Associate Professor of Radiology
Adjunct Associate Professor of Computer Science and Surgery
http://caddlab . rad . unc . edu
aylward at unc . edu
(919) 966-9695