Re: [Freesurfer] mri_pretess on fsaverage

2015-09-05 Thread Bruce Fischl
Hi Noam yes, you should be able to run mri_pretess (or mri_mc) on any volume to generate a tessellation of any label in the volume you specify cheers Bruce On Thu, 3 Sep 2015, Peled, Noam wrote: > Hello, > Is there a way to run mri_pretess on fsaverage? It has no mri/norm.mgz file. > I'm tryin

Re: [Freesurfer] Freesurfer ROI

2015-09-05 Thread Bruce Fischl
Hi Lena you could use mris_anatomical_stats -l on each subject to extract the average thickness on each then do the statistical comparison on that list of numbers. cheers Bruce On Fri, 4 Sep 2015, Lim, Lena wrote: Thanks, Bruce. I ran the recon-all for all subjects before and then did th

Re: [Freesurfer] Elusive skull strip

2015-09-05 Thread Bruce Fischl
Hi Chester if you upload the dataset we will take a look cheers Bruce On Fri, 4 Sep 2015, CHESTER DOLPH wrote: Hello, I have one brain in a large dataset that is not skull stripping properly.  I have tried the changing watershed parameters using the freesurfer tutorial, but brainmask.mgz does

Re: [Freesurfer] Cortical editing issues

2015-09-05 Thread Bruce Fischl
Hi Deborrah I think we fixed this in the dev version cheers Bruce On Fri, 4 Sep 2015, Deborrah Castillo wrote: Hi, After doing cortical edits (removing part of the dura) and running RECON23, the pial (red line) and white surface (yellow line) are crossing each other (please see attached ima

Re: [Freesurfer] mri_pretess on fsaverage

2015-09-05 Thread Douglas Greve
you can also use mri_binarize with the --surf option On 9/5/15 9:32 AM, Bruce Fischl wrote: > Hi Noam > > yes, you should be able to run mri_pretess (or mri_mc) on any volume to > generate a tessellation of any label in the volume you specify > > cheers > Bruce > On Thu, 3 Sep > 2015, Peled, Noam

[Freesurfer] Segmenting deep and outer white matter

2015-09-05 Thread John Anderson
Hi Freesurfers, I am interested in studying the difference between the outer and deep white matter volume in my study groups.   I am thinking in the following procedures: 1. If there is any way in Freesurfer to do segmentation for the white matter (only in the depth of 3 cm) starting from the c

Re: [Freesurfer] Segmenting deep and outer white matter

2015-09-05 Thread Bruce Fischl
Hi John sorry, meant to respond but spaced it. Have you checked out the wmparc.mgz? It may have what you need. cheers Bruce On Sat, 5 Sep 2015, John Anderson wrote: Hi Freesurfers, I am interested in studying the difference between the outer and deep white matter volume in my study groups.

Re: [Freesurfer] Segmenting deep and outer white matter

2015-09-05 Thread John Anderson
Hi Bruce, Thank you for your response! Actually, after reviewing  multiple papers ( segmentation in Freesurfer) I found that using "wmparc.mgz"  as an input in the command "mri_binarize" will enable me to create two mask ( depending on the white matter parcellate mentioned in wmparc.mgz): The fir

Re: [Freesurfer] Segmenting deep and outer white matter

2015-09-05 Thread Bruce Fischl
Hi John I defer to Doug. Not sure he ever published it though Bruce On Sat, 5 Sep 2015, John Anderson wrote: Hi Bruce, Thank you for your response! Actually, after reviewing  multiple papers ( segmentation in Freesurfer) I found that using "wmparc.mgz"  as an input in the command "mri_binariz