[Freesurfer] how to get aseg.mgz without transform

2017-08-22 Thread Ritesh Mahajan
Hello Team, I have run "recon-all -i subject.nii -s subject -all -notalairach" command, i wanted to run it with notalairach. I am getting the following error: "No such file or directory mris_anatomical_stats: could not open atlas transform file /subject/mri/transforms/talairach.xfm" How can i

[Freesurfer] mri_gtmpvc

2017-08-22 Thread Joudy.carter
Dear experts, I have suv data and I want to do pve using pet surfer. I have the following questions and would appreciate your help: 1. The output of mgx is three maps mgx.{ctxgm,subctxgm,gm} these maps are pvc corrected. I am wondering where can I find pvc corrected maps for whole brain (white m

Re: [Freesurfer] mri_gtmpvc

2017-08-22 Thread Douglas Greve
On 8/22/17 6:33 AM, Joudy.carter wrote: Dear experts, I have suv data and I want to do pve using pet surfer. I have the following questions and would appreciate your help: 1. The output of mgx is three maps mgx.{ctxgm,subctxgm,gm} these maps are pvc corrected. I am wondering where can I find

Re: [Freesurfer] how to get aseg.mgz without transform

2017-08-22 Thread Douglas Greve
the aseg is provided in native space. the talairach transform is only there to provide a like to talairach space if it is needed. so all you need to do is to remove -notalairach On 8/22/17 4:37 AM, Ritesh Mahajan wrote: > Hello Team, > > I have run "recon-all -i subject.nii -s subject -all -not

[Freesurfer] mri_vol2surf

2017-08-22 Thread John Anderson
Dear FS experts, I ran voxel-wise analysis between two groups using randomise in FSL and the final statistical maps is as attached. I aim to to repeat the analysis using surface based analysis. I followed the steps as in wiki. I am not sure what is the correct value for projfrac int he command

[Freesurfer] Freesurfer tutorial

2017-08-22 Thread Esteban, Eva(GE Healthcare)
Good afternoon, I am new to Freesurfer and following the instructions to find out the Cortical Thickness of a Volume-defined ROI(http://surfer.nmr.mgh.harvard.edu/fswiki/VolumeRoiCorticalThickness), everything goes well until step 4. Even if I try to use -reshape-factor 7 as suggested, it resha

Re: [Freesurfer] mri_vol2surf

2017-08-22 Thread Douglas Greve
need more info, eg, what kind of map is that? what modality? On 8/22/17 11:04 AM, John Anderson wrote: Dear FS experts, I ran voxel-wise analysis between two groups using randomise in FSL and the final statistical maps is as attached. I aim to to repeat the analysis using surface based analys

Re: [Freesurfer] mri_vol2surf

2017-08-22 Thread John Anderson
> Thank you for the response > > It is FDG SUV map > > need more info, eg, what kind of map is that? what modality? > >> Original Message >> Subject: mri_vol2surf >> Local Time: August 22, 2017 11:04 AM >> UTC Time: August 22, 2017 3:04 PM >> From: john.ande...@protonmail.com >> T

Re: [Freesurfer] Freesurfer Contrast Issues

2017-08-22 Thread Leavitt, Mackenzie
Hi, I uploaded some data last week because our institution was having Contrast issues. I just wanted to send an e-mail to confirm that this information was received since I have not heard back yet. Thank you for your assistance! Best, Mackenzie Leavitt ___

Re: [Freesurfer] mri_vol2surf

2017-08-22 Thread Douglas Greve
probably youu'll want to sample it in the middle of the cortical ribbon, so --projfrac 0.5 On 8/22/17 12:11 PM, John Anderson wrote: Thank you for the response It is FDG SUV map need more info, eg, what kind of map is that? what modality? Original Message Subject: mri_

Re: [Freesurfer] Freesurfer tutorial

2017-08-22 Thread Douglas Greve
try it without doing any reshaping. If that works, then I'll edit the wiki On 8/22/17 12:00 PM, Esteban, Eva(GE Healthcare) wrote: Good afternoon, I am new to Freesurfer and following the instructions to find out the Cortical Thickness of a Volume-defined ROI(http://surfer.

[Freesurfer] Appropriate number of control points

2017-08-22 Thread Huang, Caleb (NIH/NINDS) [F]
Hi Freesurfer experts, A co-worker and I are having some issues figuring out a consistent Freesurfer editing protocol. How many control points are generally needed for a T1 scan of fair quality? Would there be a problem with consistency if one set of subjects has 10-80 control points and anoth

Re: [Freesurfer] FW: CNDA update: Processing failed for SD10013_1

2017-08-22 Thread Iglesias Gonzalez, Eugenio
Dear Allison, The error happened in the old hippocampal subfield module. I would recommend that you used the new hippocampal subfield code in FreeSurfer 6.0. Having said that, if you really want to run the 5.3 subfield version, Koen Van Leemput maybe knows what the problem might have been. Kind

[Freesurfer] Change the template in Freesurfer

2017-08-22 Thread YQ Chen
Hi, I want to change the template when doing recon-all. Is it possible? If it can, how can I do? Tell me, please! Thanks a lot! YQ ___ Freesurfer mailing list Freesurfer@nmr.mgh.harvard.edu https://mail.nmr.mgh.harvard.edu/mailman/listinfo/freesurfer