OK. So do you have any other suggestions? Is there some minor difference between my version and yours that would explain this behavior. Other settings to try?

Darren

On Wed, Sep 5, 2012 at 4:28 PM, Bruce Fischl <fischl@nmr.mgh.harvard.edu> wrote:
our internal development version.
On Wed, 5 Sep 2012, Darren Gitelman
wrote:

> Bruce
> I used the following
> version: freesurfer-x86_64-redhat-linux-gnu-stable5-20110522
>
> Is that the same as the one you are using or are you referring to an
> internal development version?
>
> I will try Nick's suggestion as well.
>
> Darren
>
> On Wed, Sep 5, 2012 at 4:05 PM, Bruce Fischl <fischl@nmr.mgh.harvard.edu>
> wrote:
>       I'm running it now with the current dev version and it's passed
>       the skull
>       stripping stage and it seems to have worked fine...
>
>       On Wed,
>       5 Sep 2012, Nick Schmansky wrote:
>
>       > Darren,
>       >
>       > I forgot to mention that you'll need to add
>       >
>       > -clean-bm
>       >
>       > after the -no-wsgcaatlas flag, otherwise the prior
>       brainmask.mgz will be
>       > retained and the new one will be saved as brainmask.auto.mgz.
>       >
>       > Nick
>       >
>       >
>       > On Wed, 2012-09-05 at 09:54 -0500, Darren Gitelman wrote:
> >> Nick, List:
> >>
> >>
> >>
> >> Still no luck with this data. See attached as an example.
> >>
> >>
> >>
> >> To get to this point I had run:
> >>
> >>
> >>
> >> recon-all -all
> >>
> >>
> >>
> >> This ran to the error: mri_watershed Error:   GLOBAL region of the
> >> brain empty !
> >>
> >>
> >>
> >> Then I followed your recommendation below
> >>
> >>
> >>
> >> recon-all -s  <subjid> -skullstrip -no-wsgcaatlas, which had no
> errors
> >> and then
> >>
> >> recon-all -s <subjid> -autorecon2 -autorecon3
> >>
> >>
> >>
> >> This produced the result attached.
> >>
> >>
> >>
> >> I then deleted this directory and re-imported all the dicom data
> for
> >> this subject. Looked at the images, which look fine.
> >>
> >> Then I ran recon-all -s <subjid> -autorecon1
> >>
> >>
> >>
> >> This fails with the mri_watershed error.
> >>
> >>
> >>
> >> Then I ran recon-all -s  <subjid> -skullstrip -no-wsgcaatlas.
> >>
> >>
> >>
> >> This runs without error but when I look at the brainmask.mgz it
> looks
> >> just like the attached image.
> >>
> >>
> >>
> >> Is there some way to set the thresholds differently? The T1 image
> >> looks fine to me although perhaps the intensity is slightly less
> than
> >> usual, but it doesn't seem particularly noisy.
> >>
> >>
> >>
> >> Darren
> >>
> >>
> >>
> >> _______________________________________________
> >> Freesurfer mailing list
> >> Freesurfer@nmr.mgh.harvard.edu
> >> https://mail.nmr.mgh.harvard.edu/mailman/listinfo/freesurfer
> >
> >
> > _______________________________________________
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> >
> >
> >
>
>
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> Darren Gitelman, MD
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--
Darren Gitelman, MD
Northwestern University
710 N. Lake Shore Dr.
Abbott 11th Floor
Chicago, IL 60611
Ph: (312) 908-8614
Fax: (312) 908-5073