Re: [Freesurfer] Creating own atlas

2014-07-11 Thread Bruce Fischl
it's a flag to recon-all. Run recon-all -help and you should find it On Fri, 11 Jul 2014, Brianna Damadian wrote: I have not tried that yet - when would I enter this flag? During the initial recon-all coding or later? Thanks, Brianna On Fri, Jul 11, 2014 at 10:49 AM, Bruce Fischl wrote:

Re: [Freesurfer] Creating own atlas

2014-07-11 Thread Brianna Damadian
I have not tried that yet - when would I enter this flag? During the initial recon-all coding or later? Thanks, Brianna On Fri, Jul 11, 2014 at 10:49 AM, Bruce Fischl wrote: > Hi Brianna > if you upload a subject that is not doing well I'll take a look. Have you > tried the -bigventricles flag?

Re: [Freesurfer] Creating own atlas

2014-07-11 Thread Bruce Fischl
Hi Brianna if you upload a subject that is not doing well I'll take a look. Have you tried the -bigventricles flag? cheers Bruce On Fri, 11 Jul 2014, Brianna Damadian wrote: Hi Bruce, I'm using v5.3.0. Does this version do well with patients with large ventricles?  Two cases I ran seemed to

Re: [Freesurfer] Creating own atlas

2014-07-11 Thread Brianna Damadian
Hi Bruce, I'm using v5.3.0. Does this version do well with patients with large ventricles? Two cases I ran seemed to do well with the ventricles, but some others seem to be running into some errors (which I haven't had the time to work out yet). So in your opinion, to get our desired measures of to

Re: [Freesurfer] Creating own atlas

2014-07-11 Thread Bruce Fischl
Hi Brianna yes, that would work (although you would use freeview or tkmedit). Why do you feel you need a new atlas? Our latest version does quite well, even on subjects with very very large ventricles. What version are you running? cheers Bruce On Fri, 11 Jul 2014, Brianna Damadian wrote:

Re: [Freesurfer] Creating own atlas

2014-07-11 Thread Brianna Damadian
Hi Bruce, Would be interested in an atlas for aseg that gives total gray matter and ventricle volume. Would I be able to create an atlas based on these 30 patients with labeled volumes for just these measures? Additionally, my understanding of creating an atlas is very rudimentary - would I begin t

Re: [Freesurfer] Creating own atlas

2014-07-11 Thread Bruce Fischl
Hi Brianna what kind of atlas do you mean? If one for creating the aseg you will need to have labeled volumes for creating a new atlas cheers Bruce On Fri, 11 Jul 2014, Brianna Damadian wrote: > Hello, > > I am interested in creating my own atlas for elderly patients with enlarged > ventricl

[Freesurfer] Creating own atlas

2014-07-11 Thread Brianna Damadian
Hello, I am interested in creating my own atlas for elderly patients with enlarged ventricles. We have about 30 patients with axial MPR scans. Is this enough to build an atlas? Thanks, Brianna ___ Freesurfer mailing list Freesurfer@nmr.mgh.harvard.e