These numbers are output automatically in the aseg.stats file in v6, eg, # Measure lhSurfaceHoles, lhSurfaceHoles, Number of defect holes in lh surfaces prior to fixing, 17, unitless # Measure rhSurfaceHoles, rhSurfaceHoles, Number of defect holes in rh surfaces prior to fixing, 12, unitless # Measure SurfaceHoles, SurfaceHoles, Total number of defect holes in surfaces prior to fixing, 29, unitless
They will be included as global measures when you run asegstats2table On 07/12/2018 11:01 AM, Bruce Fischl wrote: > Hi Lea > > the Euler number is an integer, so it will never be 2.5. In fact, in > our reconstructed surfaces it will always be exactly 2, except for the > *nofix* surfaces, as we explicitly correct the topology of the > surfaces (see the Automated Manifold Surgery paper if you are > interested in the details) > > cheers > Bruce > > > On Thu, 12 Jul 2018, Backhausen, Lea wrote: > >> >> External Email - Use Caution >> >> Hey Freesurfer Experts, >> >> I would like to use the Euler number as a quantitative quality >> measure of my reconstructed data as >> Rosen et al. (2017) recommend in their recently published paper. >> https://www.sciencedirect.com/science/article/pii/S1053811917310832 >> >> I figured I can use: >> >> mris_euler_number [<options>] insurf to get the euler number for >> each data set. >> >> Which surface should I use though? The white or pial surface area or >> is there no preference? >> >> Does anybody have experience with what range of Euler number would be >> acceptable? I read that 2 >> would be perfect but is 2.5 still ok? Or 1? Somehow I could not find >> any recommendation in the Rosen >> paper about thresholds or something similar. Did I miss something? >> >> Any advice would be highly appreciated! Thanks! >> >> Best, >> Lea >> >> _______________________________________ >> >> Lea Backhausen, B.Sc. >> >> Student Research Assistant >> >> >> Klinik und Poliklinik für Kinder- und Jugendpsychiatrie und >> –psychotherapie >> Tel. +49 (0)351 458-7166 >> Fax +49 (0)351 458-5754 >> >> Universitätsklinikum Carl Gustav Carus >> an der Technischen Universität Dresden >> Anstalt des öffentlichen Rechts des Freistaates Sachsen >> Fetscherstraße 74, 01307 Dresden >> http://www.uniklinikum-dresden.de >> Vorstand: Prof. Dr. med. D. M. Albrecht (Sprecher), Wilfried E. B. >> Winzer >> Vorsitzender des Aufsichtsrates: Prof. Dr. med. Peter C. Scriba >> USt.-IDNr.: DE 140 135 217, St.-Nr.: 203 145 03113 >> >> >> > > > _______________________________________________ > 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 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.