Hi,
What's the avwmaths++ command line that you are running?
This method should work (assuming that you've made the voxels
inside it ones).
Something like:
avwmaths++ z_thresh_mask -mul 0 -add 1 -roi xmin 3 ymin 3 zmin 3
0 1 outputfilename
should give you the right result.
All the best,
Mark
On 13 May 2007, at 19:39, Benny Liberg wrote:
> Dear FSLers,
>
> I would like to create a ROI-mask consisting of 26 vx surrounding a
> peak
> voxel and zero everything else around the ROI. Thereafter I intend
> to run
> Featquery and apply the mask to get mean %BOLD change within it.
>
> However, in avwroi I get just 27 vx (3x3x3) and nothing else, and in
> avwmaths++ -roi it doesn't write the file (input is
> z_thresh_mask.nii.gz).
> It would be much appreciated if anyone could help me out. Thanks!
>
> Regards,
> Benny Liberg
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