External Email - Use Caution Yes, that worked. Thank you.
Douglas N. Greve <dgr...@mgh.harvard.edu> schrieb am Di., 8. Sep. 2020, 17:04: > you just want to compute the log of the voxel values in a volume? You can > use fscalc > > On 9/8/2020 6:30 AM, Jose Graterol wrote: > > External Email - Use Caution > Hey Tim, > > thanks for the quick response and for the script. I will try that. > > > Best, > > José > > On Tue, Sep 8, 2020 at 11:07 AM Tim Schäfer <ts...@rcmd.org> wrote: > >> External Email - Use Caution >> >> Hi José, >> >> most likely there is an easier way to do this with some FreeSurfer >> command that others can suggest (and I am not aware of), but I would do it >> in R with this script: >> https://gist.github.com/dfsp-spirit/ccdc8c5efb0cff2ba5b139190bbfb397 >> >> Best, >> >> Tim >> >> > On September 8, 2020 at 10:25 AM Jose Graterol < >> gpjosealbert...@gmail.com> wrote: >> > >> > >> > External Email - Use Caution >> > >> > Hello FreeSurfer Developers, >> > >> > I have a technical question for which I have not yet found the answer. >> > First, I am running FreeSurfer stable-pub-v6.0.0-2beb96c on CentOS 7. >> > >> > Now to the question: is there a way to apply, say, a logarithmic >> > transformation vertex-wise? For example, while doing a whole-brain >> analysis >> > for cortical thickness with mri_glmfit it would calculate everything >> with >> > the logarithmic value instead of mm. >> > >> > If this is not implemented, do you have an idea of how I could achieve >> > this? Perhaps extracting the matrix with the values of each vertex and >> > reading it in Matlab? >> > >> > Thanks in advance. >> > >> > José >> > _______________________________________________ >> > Freesurfer mailing list >> > Freesurfer@nmr.mgh.harvard.edu >> > https://mail.nmr.mgh.harvard.edu/mailman/listinfo/freesurfer >> >> -- >> Dr. Tim Schäfer >> Postdoc Computational Neuroimaging >> Department of Child and Adolescent Psychiatry, Psychosomatics and >> Psychotherapy >> University Hospital Frankfurt, Goethe University Frankfurt am Main, >> Germany >> >> _______________________________________________ >> Freesurfer mailing list >> Freesurfer@nmr.mgh.harvard.edu >> https://mail.nmr.mgh.harvard.edu/mailman/listinfo/freesurfer > > > _______________________________________________ > Freesurfer mailing > listfreesur...@nmr.mgh.harvard.eduhttps://mail.nmr.mgh.harvard.edu/mailman/listinfo/freesurfer > > > _______________________________________________ > Freesurfer mailing list > Freesurfer@nmr.mgh.harvard.edu > https://mail.nmr.mgh.harvard.edu/mailman/listinfo/freesurfer
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