Isabelle Wrote:
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> I now understand that the @SUMA_Make_Spec_FS
> should have given me the files that I need, the
> ones that are normalized. Would it be this one:
> norm.lh.aparc.a2009s.annot.niml.dset? This has
> been normalized to the same standard mesh as the
> functional data.
If that is on the same standard mesh then yes, it is the one.

So if I have those files for all
> subjects, I can simply used those to extract ROIs
> subject by subject no?
Yes you can
Or should I create one
> from the standard brain that I created from all my
> subjects?
That would be OK if you are extracting from an ROI at the group level.

>
> Also, I would like to extract numerous ROIs on the
> surface at once. Could I use 3dROIstats do to
> that? Or do you have another suggestion?
That is fine, there is also 3dmaskdump, experiment with them and verify your results. You should get comfortable looking at your data.
>
> Thank you again for all of your help,
>
> Sincerely,
>
> Isabelle

cheers,
ziad