Hi Jim, Yes, there is a -3T switch for recon-all. This enables two 3T specific options: different parameters for the Nu Intensity Correction stage, and an atlas of young adults scanned at 3T for the Tailairach stage. By default, this isn't enabled.
More information on Freesurfer flags can be found here: https://surfer.nmr.mgh.harvard.edu/fswiki/OtherUsefulFlags Best, Lee On Tue, 19 Jan 2016, EJ Nikelski wrote: > Hi all, > > I'm testing Freesurfer 5.3 and have a question about processing 1.5T > versus 3.0T scans. Specifically, is there a switch in recon-all? > > I've observed some using a "-3T" switch, but I can't see this option > documented in the "recon-all -help" output. I've executed test runs on > a VM both with and without this option ... which seems to produce > different results in the ROI quantification stats, although no change > in the nu_correct arguments (I would have expected a different > -distance value, but always appears to be set to 50). > > So, in sum, is there as 1.5T/3.0T switch in recon-all, and what does it do? > > Thanks, > > -jim > > _______________________________________________ Freesurfer mailing list Freesurfer@nmr.mgh.harvard.edu https://mail.nmr.mgh.harvard.edu/mailman/listinfo/freesurfer The information in this e-mail is intended only for the person to whom it is addressed. If you believe this e-mail was sent to you in error and the e-mail contains patient information, please contact the Partners Compliance HelpLine at http://www.partners.org/complianceline . If the e-mail was sent to you in error but does not contain patient information, please contact the sender and properly dispose of the e-mail.
