Thanks Doug. I don't see an error message in xhemireg.?h.log files. Please see attached for the files.

On Mon, Apr 28, 2014 at 4:22 PM, Douglas N Greve <greve@nmr.mgh.harvard.edu> wrote:

Then something went wrong along the way. Check the xhemi/xhemireg.?h.log
to see if there is an error. If not, send the log file to me

On 04/28/2014 04:14 PM, Yizhou Ma wrote:
> Thanks Doug. I have ?h.volume in subject/surf but not in
> subject/xhemi/surf. I followed this page
> http://surfer.nmr.mgh.harvard.edu/fswiki/Xhemi and I think it is a
> problem with surfreg rather than mris_preproc. Can I just copy the
> ?h.volume from subject/surf to subject/xhemi/surf?
>
> Best,
> Cherry
>
>
> On Mon, Apr 28, 2014 at 4:01 PM, Douglas N Greve

> <greve@nmr.mgh.harvard.edu <mailto:greve@nmr.mgh.harvard.edu>> wrote:
>
>
>
>     There should be a ?h.volume file. Are you sure there is not? You can
>     specify -meas volume when you run mris_preproc
>     doug
>
>     On 04/27/2014 08:35 PM, Yizhou Ma wrote:
>     > Dear freesurfer experts,
>     >
>     > I am working on a project on cortical asymmetry and I have analyzed
>     > vertex-wise cortical thickness/surface area asymmetry. However, I
>     > noticed that Freesurfer doesn't not seem to facilitate such analysis
>     > for gray matter volume, as after running surfreg -xhemi there is no
>     > ?h.volume file in subject/xhemi/surf. I searched the literature and
>     > found studies on gray matter density asymmetry with VBM and
>     ROI-based
>     > volume asymmetry. Is it true that Freesurfer doesn't offer
>     vertex-wise
>     > volume asymmetry analysis? And may I know the rationale?
>     >
>     > Thanks,
>     > Cherry
>     >
>     >
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>
>     --
>     Douglas N. Greve, Ph.D.
>     MGH-NMR Center

>     greve@nmr.mgh.harvard.edu <mailto:greve@nmr.mgh.harvard.edu>
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--
Douglas N. Greve, Ph.D.
MGH-NMR Center
greve@nmr.mgh.harvard.edu
Phone Number: 617-724-2358
Fax: 617-726-7422

Bugs: surfer.nmr.mgh.harvard.edu/fswiki/BugReporting
FileDrop: https://gate.nmr.mgh.harvard.edu/filedrop2
www.nmr.mgh.harvard.edu/facility/filedrop/index.html
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