External Email - Use Caution Hi Simon,
This could be an issue with the affine registration or the subsequent head masking step in samseg, both of which have been upgraded/improved in the development version. Would you be able to try the dev version and see if this resolves the issue? Many thanks, Koen On Fri, Jul 30, 2021 at 5:40 AM Simon Jones <sp...@cam.ac.uk> wrote: > External Email - Use Caution > > Dear all > > > > I have tried using SAMSEG in 7.1.1 with 7T MP2RAGE sequence data which has > an inv1, inv2 and a uni images and I can create a denoised image which has > a more of a traditional T1-weighted appearance. I have got some good > looking results combining the uni with the inv2 except for one issue. About > 20% have a small hole or slit produced within the frontal lobe. It is like > an echo of the frontal sinuses and seems to appear whichever image is > input. For others, the hole is outside the brain. Is this just a feature? > > > > Thanks for your help > > > > Simon > > > > > _______________________________________________ > Freesurfer mailing list > Freesurfer@nmr.mgh.harvard.edu > https://secure-web.cisco.com/18R0iRQjF-53spYt3CeSkC1ZaHzpMDiiiz8CmFS8Z4a5AhABQpcRjD4DXT_NQhSgesZLCuSA1_tu3aLoqRYogaglP4MlomR3m_Yo8omBIVNpgOQ9ZDiGQpvfvvFW5JZp0IteQgwrxnz3Fh9fBtd0ebXcGYq0KXCYLwEORnJ_YiSNhWPu1tJ4yYuLTQAdwWcV8aY-VMj0PRGjbM89u5lMyKdnCLe6uNnzFIshrH012GWvbDRCRQeeHXR4K0yOaUWNbyf6RX7Sh86ITbQxzUI6nXw/https%3A%2F%2Fmail.nmr.mgh.harvard.edu%2Fmailman%2Flistinfo%2Ffreesurfer
_______________________________________________ Freesurfer mailing list Freesurfer@nmr.mgh.harvard.edu https://mail.nmr.mgh.harvard.edu/mailman/listinfo/freesurfer
