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What are $label and $input set to?

> On January 2, 2019 at 9:13 PM Tamara Sussman <tsussman@gmail.com> wrote:
>
>
>         External Email - Use Caution       
>
> Hello Freesurfer Experts!
>
> Thank you in advance for considering this question.
>
> I did a cortical thickness analysis (surface-based), and found a
> significant cluster. I found the average cortical thickness in* this group*,
> in the .*y.ocn.dat* file, which is great.
>
> Now I want to find the average cortical thickness in the same cluster, in a
> separate group of subjects.
>
> I tried using mri_segstats, but it doesn't seem to work:
>
> mri_segstats --slabel $label --i $input  --nonempty --excludeid 0 --avgwf
> test.dat --sum  Test_SupParietal.sum
>
> The error I am getting is:
>
> ERROR: cannot do frame average without input volume
>
> Any thoughts about a better way to approach this analysis?
>
> Thanks again in advance!
> -T
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--
Dr. Tim Schäfer
Postdoc Computational Neuroimaging
Department of Child and Adolescent Psychiatry, Psychosomatics and Psychotherapy
University Hospital Frankfurt, Goethe University Frankfurt am Main, Germany

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