External Email - Use Caution Thank you Douglas for this clarification.
So, correction of inhomogeneities and intensity normalization would have no positive effect on the PET/MR coregistration ? Best, Matt > Le 3 janv. 2019 à 20:04, Greve, Douglas N.,Ph.D. <dgr...@mgh.harvard.edu> a > écrit : > > I doubt it would make much difference. If your PET has lots of > extracerebral uptake, then I might use something that has not been skull > stripped (eg, orig.mgz, T1.mgz, nu.mgz). If it does not have much > extracerebral, then using brain.mgz is probably better. > > On 12/31/18 10:53 AM, Bruce Fischl wrote: >> HI Matt >> >> yes, I would agree, but Doug will give you the definitive answer >> >> cheers >> Bruce >> On Fri, 28 Dec 2018, Matthieu Vanhoutte wrote: >> >>> External Email - Use Caution >>> >>> Dear Freesurfer’s experts, >>> >>> I used mri_coreg command to coregister PET image onto T1 volume. >>> Basically, this command coregister PET image onto orig.mgz volume >>> (default target). However, I wonder if T1.mgz wouldn’t be a better >>> target since it has been corrected for inhomogeneities and intensity >>> normalized ? >>> >>> Thanks for helping ! >>> >>> Best, >>> Matt >>> >>> _______________________________________________ >>> Freesurfer mailing list >>> Freesurfer@nmr.mgh.harvard.edu >>> https://mail.nmr.mgh.harvard.edu/mailman/listinfo/freesurfer >>> >>> >>> >> >> _______________________________________________ >> Freesurfer mailing list >> Freesurfer@nmr.mgh.harvard.edu >> https://mail.nmr.mgh.harvard.edu/mailman/listinfo/freesurfer > > > _______________________________________________ > Freesurfer mailing list > Freesurfer@nmr.mgh.harvard.edu > https://mail.nmr.mgh.harvard.edu/mailman/listinfo/freesurfer _______________________________________________ Freesurfer mailing list Freesurfer@nmr.mgh.harvard.edu https://mail.nmr.mgh.harvard.edu/mailman/listinfo/freesurfer
