Re: [Freesurfer] Petsurfer: PET -> MNI305 problem

2024-12-10 Thread Douglas N. Greve
Yes, this  is a bug. I have fixed it in our development version. For now, you can use your workaround. On 12/7/2024 1:28 AM, Shen, Qian wrote: External Email - Use Caution Hi Dr. Greve and Experts, I encountered an issue while running the following command to resample meltzer.nii.gz

Re: [Freesurfer] Error in longitudinal hippocampal fields

2024-12-10 Thread Mark Wagshul
External Email - Use Caution This is a single case, all of my other subjects ran through without a problem. Thanks! Mark Mark Wagshul, PhD Associate Professor Gruss Magnetic Resonance Research Center Albert Einstein College of Medicine Bronx, NY 10461 Ph: 7

Re: [Freesurfer] recon-all on poor MRI quality

2024-12-10 Thread Douglas N. Greve
It is probably indirectly related to the large slice thickness. You might try running recon-all_clinical.sh On 12/10/2024 11:28 AM, Francesco Lomi wrote: > External Email - Use Caution > > Dear all, > I am writing you because I would like to know why recon-all on this > subject exited w

Re: [Freesurfer] Questions about CVS registration

2024-12-10 Thread Douglas N. Greve
You can invert the gca with somehting  like mri_ca_register -invert-and-save cvs.gca inv.cvs.gca The apply inv.cvs.gca  to map from CVS space back to the native space On 12/6/2024 3:51 AM, Tanxin Dong wrote: External Email - Use Caution To whom this may concern: Hi, I’ve been working

Re: [Freesurfer] Subject: query about mri_vol2surf

2024-12-10 Thread Douglas N. Greve
For mapping to the surface, each surface vertex has an xyz coordiate in anatomical space. The registration file is used to convert this into the column, row, slice in the overlay space. The value of the overlay volume at the CRS is then assigned to that vertex. In your case, the coordinate is a

Re: [Freesurfer] Recon all across different image dimensions of different clinical subjects!

2024-12-10 Thread Douglas N. Greve
On 12/5/2024 10:14 PM, JM wrote: External Email - Use Caution Hi FreeSurfer experts, In our hospital research settings, we collected structural MRI data from patients while they were admitted for treatment. Some of the patients were scanned before contrast agent was injected and s