Re: [Freesurfer] White matter normalization

2022-09-16 Thread Douglas N. Greve
can you send your recon-all.log file? On 9/15/2022 4:04 PM, James Brown wrote: External Email - Use Caution Hi Dr Greeve, I ran recon-all using the flag -flair. I couldn't find any command in recon-all.log that normalizes the flair images. It seems just normalization to the T1. I

Re: [Freesurfer] How to modify affine transform if we flip the image in y direction?

2022-09-16 Thread Douglas N. Greve
the easiest way to think about it is in terms of matrices. You have an affine matrix M already that converts from col,row,slice to xyz. When you flip the 2nd dim, it is like you are applying a matrix R to the new col,row,slice to get the old col,row,slice, so your new affine matrix will be

[Freesurfer] Registration did not converge in 5 steps

2022-09-16 Thread tom.willems
External Email - Use Caution Dear Freesurfer Experts I am trying use segmentHA_T1.sh: During the registration of imageDump.mgz to target hippoAmygBinaryMask_autoCropped.mgz, I get the warning: * WARNING: Registration did not converge in 5 steps! * Problem might be

[Freesurfer] forcing use of ants-n3 with FS 7.2

2022-09-16 Thread Alexopoulos, Dimitrios
External Email - Use Caution Just want to confirm the following change is good to use to force use of ants-n3 with FS 7.2. It appears as though FS 7.2 with ants-n3 gives us better results than the default n4. We changed /etc/recon-config.yaml to the following, and it appears

[Freesurfer] Password for virtual disk image (vdi)

2022-09-16 Thread Christian Stald Skoven
External Email - Use Caution I would like a/the password for extracting the 7z-file of the ubuntu virtual disk image (vdi). Thank you in advance :) Br, Christian Stald Skoven Ph.D., Post Doc, Preclinical MRI CFIN, AUH ___ Freesurfer

Re: [Freesurfer] White matter normalization

2022-09-16 Thread James Brown
External Email - Use Caution I received the email below. any idea how I can send the recon-all log file to Dr Greeve? Thank you our mail to 'Freesurfer' with the subject Re: White matter normalization Is being held until the list moderator can review it for approval. The