It is showing
b = g2 - g1
so negative means that g1 > g2
On 8/28/19 1:59 PM, Barletta, Valeria wrote:
>
> Forgot to report my contrast matrix:
>
> -1 1 0 0
>
>
> Thanks,
> Valeria
> ------------------------------------------------------------------------
> *From:* Barletta, Valeria
> *Sent:* Wednesday, August 28, 2019 1:02 PM
> *To:* Freesurfer support list <freesurfer@nmr.mgh.harvard.edu>
> *Subject:* question on GLM
> Good afternoon!
> I have a question on the Freesurfer GLM.
> The command:
>
> mri_glmfit-sim --glmdir
> ${glm_dir}/${hemi}_contrast-${contrast}_${surfname_cme} --cache 1.3 neg
>
> is giving me blue clusters (see attached picture). Do blue clusters
> mean that my variable y is LOWER in the FIRST or the SECOND group
> listed in the FSGD file?
>
> Thanks,
> Valeria
>
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