Dear Hamed,
By default, SPM will use the field of view and voxel size of the TPMs,
see spm_preproc_run.m and spm_preproc_write8.m.
Best regards,
Guillaume.
On 10/08/17 12:30, hamed nili wrote:
> Dear all,
>
> I have a specific question about the normalisation step of SPM12.
> So consider the input image, /image_in/,/ /that has the dimensions
> (size) of_[x1,y1,z1]_.
> To get to the normalised images, I do the following:
> 1) through the segmentation process I get to a y_*.nii, which is the
> deformation field. Let's say that the dimensions of that nifti image are
> [x2,y2,z2].
>
> 2) I apply the estimated warps to my realigned functional images and
> "write" the normalised image. The output of this would be images that
> have the same [x2,y2,z2] again.
>
> My question is about the size of the deformation field maps?
> How can I know (in advance) what the [x2,y2,z2] are going to be? what
> exactly determines that?
>
> Thanks,
> Hamed
>
--
Guillaume Flandin, PhD
Wellcome Trust Centre for Neuroimaging
University College London
12 Queen Square
London WC1N 3BG
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