[MINC-users] time and time-width dimension in dynamic image

Sylvain MILOT sylvain at bic.mni.mcgill.ca
Fri Oct 21 13:07:00 EDT 2005


Hello Oliver,

I'm not sure this will help but here are some thoughts for a
quick hack:

The quickest way would be to use mincedit of course or something like
the following:

ncdump -v 'time,time-width' original.mnc > time.cdl
mincheader realigned.mnc > realigned.cdl
$MERGE time.cdl realigned.cdl > new.cdl
ncgen -o new.mnc new.cdl
minccopy realigned.mnc new.mnc

$MERGE is the unknown and could hinder the "quick" hack!

Sylvain


On Thu, 20 Oct 2005, Oliver Winz wrote:

> Hi,
>
> i have a problem with the "time" and "time-width" dimensions in a
> dynamic PET image. After converting ECAT PET to MINC (ecattominc) i get
> the correct values about both dimensions. When i splitting the dynamic
> image into single frame images, e.g. for realignment, and afterwards
> concat the single frames together to a new dynamic, the previous
> information is lost. How can i easy modifiy (at best command line) the
> mincheader and change the values for "time" and "time-width".
>
> Thanks!
>
> Oliver
>
> --
> Oliver Winz, M.Sc.
> Molecular Neuroimaging Group
> Institute of Medicine (IME)
> Research Centre Juelich
> D-52425 Juelich
> Germany
>
> Phone: +49 2461 61-6493
> Web: http://www.fz-juelich.de/ime/mni
> Location: Building 15.9, Room 3010
>
> _______________________________________________
> MINC-users at bic.mni.mcgill.ca
> http://www.bic.mni.mcgill.ca/mailman/listinfo/minc-users
>

---
Sylvain Milot (sylvain at bic.mni.mcgill.ca)
              (trinity at bic.mni.mcgill.ca)
Brain Imaging Centre
Montreal Neurological Institute
Webster 2B, Room 208
Montreal, Qc., Canada, H3A 2B4
Phone  : (514) 398-4965, Fax: 398-8948
Mobile : (514) 712-1768
Office : 527 Av Des Pins O., Room 204
         Montreal, Qc., H2W 1S4





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