 V for each vertex), in fsaverage5 (20484 vertices), fsaverage6 (81924 vertices), fslr32k (64984 vertices) or hippocampal (14524 vertices) space. See also Hipvextract(), SURFvextract() or FSLRvextract output formats. Alternatively, a string object containing the path to the surface object (.rds file) outputted by extraction functions may be given.</p></dd>


<dt id="arg-fwhm">FWHM<a class="anchor" aria-label="anchor" href="#arg-fwhm"></a></dt>
<dd><p>A numeric vector object containing the desired smoothing 