This statement refers to the "imported" images, which are images of GM and WM
that have been aligned by the closest rigid-body transform and are resliced
to isotropic (typically) 1.5mm voxels. These "imported" images need to have
isotropic voxels, but the original scans need not.
Best regards,
-John
> I am about to run my first VBM analysis and would like to use DARTEL.
>
> I read on the Dartel tool guide(SPM5 manual) that "Currently, the software
> only works with images that have isotropic voxels,identical dimensions and
> which are in approximate alignment with each other", but then saw that it
> was used on images with no-isotropic voxels in Stonnington et al.2008 and
> Bergouignan 2008.
>
> 1) My image voxel resolution is 0.93x0.93x1.2,nearly isotropic... does it
> make sense to use DARTEL? 2) If it does, what voxel size should I specify
> in the initial import?
>
> Many thanks in advance
>
> Best
> Stefania
>
>
> -----
> Stefania Benetti
> Institute of Psychiatry
> Neuroimaging Section, Box P067
> De Crespigny Park SE5 8AF
> London
>
> tel: +44 (0)20 7848 0284
> fax: +44 (0)20 7848 0976
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