Re: [Freesurfer] fs-fast smoothing

2008-11-25 Thread Scott Gorlin
no, i'm using 4.1 stable. is the development version open to the public? (i don't see anything here: http://surfer.nmr.mgh.harvard.edu/pub/dist/dev-releases/) Or a patch/some minor edits I can copy into preproc-sess? Or a *not the easiest* way :)? thanks again Doug Greve wrote: Oh, in that

Re: [Freesurfer] fs-fast smoothing

2008-11-25 Thread Doug Greve
Oh, in that case the easiest thing to do is to smooth the raw data on the surface. If you have a development version of freesurfer, you can do this with preproc-sess using the -surf-fwhm option doug Scott Gorlin wrote: Thanks Doug, though I'm still a bit confused: I'd like to see the smooth

Re: [Freesurfer] fs-fast smoothing

2008-11-25 Thread Scott Gorlin
Thanks Doug, though I'm still a bit confused: I'd like to see the smoothed results on the individuals, not just the group - so it seems isxconcat-sess wouldn't be appropriate. Are you suggesting running mri_surf2surf directly on the contrast sig.nii files? Is smoothing a significance map the

Re: [Freesurfer] fs-fast smoothing

2008-11-25 Thread Doug Greve
Hi Scott, you should skip steps 2-6 (that is the old stream). Instead, run isxconcat-sess after #1, then smooth on the surface either in isxconcat-sess or with mri_surf2surf before running mri_glmfit. doug Scott Gorlin wrote: Hi, I'd like some clarification on the recommended procedure for