Name

pctsurfcon - Computes surface-wise gray/white contrast.

Synopsis

pctsurfcon --s subjid

--s subject

FreeSurfer subject name

--fsvol fsvol	use fsvol instead of rawavg
--b outbase	use outbase instead of w-g.pct (?h.w-g.pct.mgh)
--lh-only, --no-rh	compute left hemisphere only
--rh-only, --no-lh	compute right hemisphere only
--gm-proj-frac frac	GM projection fraction (default, 0.3)
--gm-proj-abs dist	GM projection distance (default is to use frac)
--wm-proj-abs dist	WM projection distance (default is 1mm)
--neg	Compute G-W instead of W-G
--no-mask	Do not mask out non-cortical regions
--tmp tmpdir	Temporary dir (implies --nocleanup)
--nocleanup	Do not delete temporary files
--version	Print version and exit
--help	Print help and exit

<subjid>/surf/?h.w-g.pct.mgh

Gray to white matter signal intensity ratio, surface overlay

pctsurfcon Calculates the gray to white matter signal intensity ratio (GWR).

pctsurfcon --s bert

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