yes, that is correct
Bruce
On Tue, 6 Oct 2015, chenhf_uestc wrote:
> Thanks, Bruce So, in the stats folder of each subject, the
> lh.aparc.a2009s.stats file provides surfarea of each region. This value
> is the area for the white surface, right?
> Is the area of each vertex obtained by the average the area of triangles su
> rrounding the vertex? Best, Feng
>
> ____________________________________________________________________________
> 发件人:Bruce Fischl <fischl@nmr.mgh.harvard.edu>
> 发送时间:2015-10-06 20:25
> 主题:Re: [Freesurfer] Query about the calculation of surface area
> 收件人:"Freesurfer support list"<freesurfer@nmr.mgh.harvard.edu>
> 抄送:
>
> Hi Feng
>
> we compute the surface area of each surface and store it separately. The
> ?h.area files are for the white surface and the ?h.area.pial for the pial
>
> cheers
> Bruce
> On
> Tue, 6 Oct 2015, chenhf_uestc wrote:
>
> > Dear Freesurfer experts,
> >
> > I have a question about the calculation of surface area. The cortical
> > thickness is the distance between the pial and white matter. But, what ab
> out
> > the surface area? Calculation based on pial or white matter? Or average t
> he
> > area of both of them.
> >
> > Is the area of each vertex obtained by the average the area of triangles
?? ?> surrounding the vertex?
> > In addition, where can I find the definition of meancurv, gauscurv, foldi
> nd,
> > curvind? I do not find it in the fswiki.
> >
> > Best,
> > Feng
> >
> >
> >
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