Re: [Freesurfer] Group Analysis Question

2021-01-03 Thread Greve, Douglas N.,Ph.D.
I think that contrast computes Female-Male regressing out Dx and age. If you want HC vs MS, then use -0.5 -0.5 0.5 0.5 On 12/29/2020 4:52 PM, Swanson,Clayton wrote: External Email - Use Caution Hi Freesurfer Team, I am performing an analysis on 23 HC and 26 people with MS and I would l

Re: [Freesurfer] talairach.lta coordinate spaces

2021-01-03 Thread Greve, Douglas N.,Ph.D.
Note that FS will "conform" the volume to be coronal with axes aligned with the major scanner axes, so that will undo a lot/all of your rotation On 12/29/2020 11:37 AM, Fischl, Bruce wrote: > p.s. oh, and the .lta format is ascii so you can just look at it to see if it > is vox2vox or ras2ras >

Re: [Freesurfer] error in running tkregisterfv (Greve, Douglas N., Ph.D.)

2021-01-03 Thread Greve, Douglas N.,Ph.D.
Sorry, I deleted the previous emails. Can you repost with our previous exchanges so I know the context? On 12/28/2020 9:30 AM, Peter de Best wrote: External Email - Use Caution Dear Dr. Greve, Thank you so much for the information. However, after adjusting the registration file to *.l

Re: [Freesurfer] Access to datasets used for validation of sbTIV and eTIV measures

2021-01-03 Thread Greve, Douglas N.,Ph.D.
ADNI30 is lost by now. For SASHA, we don't have the actual manual labels, but we still have the TIV generated from those labels. I'm pretty sure that we cannot release that data. Sorry, not much luck here On 12/26/2020 2:49 PM, Erus, Guray wrote: > External Email - Use Caution > > Hello

Re: [Freesurfer] segmentation fault

2021-01-03 Thread Greve, Douglas N.,Ph.D.
Please send the recon-all.log file On 12/25/2020 8:42 PM, Wei Koo wrote: External Email - Use Caution Hello FreeSurfer Developers, I'm attempting to run recon2 for a number of subjects, but one of my subjects I get the following error when I run the mri_tesellate command: Removing int

Re: [Freesurfer] Question about a feature introduced in FS 7.0 {Disarmed}

2021-01-03 Thread Greve, Douglas N.,Ph.D.
so, does that mean it is working? On 12/24/2020 12:19 PM, Aaron Tanenbaum wrote: External Email - Use Caution Thank you for responding. So before you responded, I tried a few things out. one of them was to make the edit to the image and then run recon-all with "-autorecon2-noaseg -auto