Hi Lucile, don't use autoreg-sess (that is an old program and was for
fMRI). Use mri_surf2vol with --identity subjectname instead of --reg
doug

On 04/11/2013 11:45 AM, Lucille Deroche wrote:
> Hi Bruce,
>
>  In fact, have 2 differents  surfaces  of pial surface. I would like
> to save my surfaces in volume to be able to calculate the dice score
> between the two.
>
> Cheers
>
> Lucille
> ------------------------------------------------------------------------
> *De :* Bruce Fischl <fischl@nmr.mgh.harvard.edu>
> *À :* Lucille Deroche <lucillederoche@yahoo.fr>
> *Cc :* "freesurfer@nmr.mgh.harvard.edu" <freesurfer@nmr.mgh.harvard.edu>
> *Envoyé le :* Jeudi 11 avril 2013 11h18
> *Objet :* Re: [Freesurfer] Autoreg-sess and mri_surf2vol
>
> Hi Lucille
>
> what do you mean by converting a surface to the volume? What do you want
> to do with it? What volume would you like to convert it to?
>
> cheers
> Bruce
> On Thu, 11 Apr
> 2013, Lucille Deroche wrote:
>
> > Hi,
> > My name is Lucille and I'm really new  with Freesurfer : My
> questions are very basic, sorry.
> > I just start a project in segmentation of cerebrum.
> >  For converting a surface in volume. I would like to use
> mri_surf2vol but for that I need a
> >  volume registration file . For creating that file, I would use
> autoreg-sess.
> > In documentation, it is said that : 'The volume registration file
> contains the matrix that
> > maps XYZ in the reference anatomical to XYZ in the functional volume'
> > My question is : what here, represent the anatomical reference ? The
> functionnal volume ?
> > Secondly, for autoreg-sess, the arguments are the subject name and
> the subject directory. I
> > think the registration I need to create must be between my 2
> volumes, so should I use the
> > subject name and subject directory for my 2 subjects ?
> >
> > Sorry,I am really messed...
> >
> > Cheers
> > Lucille
> >
> >
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--
Douglas N. Greve, Ph.D.
MGH-NMR Center
greve@nmr.mgh.harvard.edu
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