I think those should be already sampled on the surface, so you should 
not need a registration file

On 8/13/19 5:09 AM, Hang Zeng wrote:
>
>         External Email - Use Caution
>
> Dear freesurfers,
> I ran the retinotopy pipline (like preproc-sess, mkanalysis-sess, 
> Selxavg3-sess) and now I want to view the results with tksurfer.
>
> When I call tksurfer <subject> <hemisphere> inflated  and try to 
> overlay the reall.nii.gz and imag.nii.gz, I need to choose a 
> registration file.
>
> I don't see any registration file in the eccen or polar folder, but in 
> the '/Sess/bold' folder I see the
> ''init.register.dof6.dat',
> 'register.dof6.dat.mincost',
> 'register.dof6.dat.param',
> 'register.dof6.dat.sum',
> 'register.dof6.dat~'
> and some other files. I am not sure whether the 
> ''init.register.dof6.dat' is the right one to choose. Or did I miss 
> some steps?
>
> Also, I am wondering what do the angle.nii, angle.masked.nii and 
> fieldsign.nii mean.
>
> Thank you so much!
> Zoe
>
>
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