Re: [Freesurfer] mc-z sign

2009-11-05 Thread Douglas N Greve
Lars Tjelta Westlye wrote: > Hi, > > I have a couple of questions regarding mri_glmfit-sim (mc-z). > > 1. Is it correct that --sim-sign abs builds up a null distribution of max > cluster sizes regardless of the direction of the effects in the simulated > data while --sim-sign pos/neg only counts

Re: [Freesurfer] Visualize Supra-temporal Plane

2009-11-05 Thread Bruce Fischl
I think you can also extract labels using the custom fill, then try using label2patch to make it into a patch (it's old as the hills, but used to work) cheers Bruce On Thu, 5 Nov 2009, Douglas N Greve wrote: > You can create a patch by cutting a plane. Select 3 vertices to define > the plane, th

[Freesurfer] segmentation error

2009-11-05 Thread Gonzalo Rojas
Hi: Which is the error of the volumes that appears in aseg.stats ?... are they quantifiable ?... Because I notice that the right-hippocampus (for example) that appears in aseg.auto.mgz is bigger than the right-hippocampus of T1.mgz image... Sincerely, -- Gonzalo Rojas Costa Department

Re: [Freesurfer] segmentation error

2009-11-05 Thread Bruce Fischl
Hi Gonzalo, sorry, I don't understand. What do you mean by "right-hippocampus of T1.mgz"? T1.mgz isn't a label volume, it doesn't have a right-hippocampus measure in it. cheers Bruce On Thu, 5 Nov 2009, Gonzalo Rojas wrote: > Hi: > > Which is the error of the volumes that appears in aseg.s

[Freesurfer] reslicing question

2009-11-05 Thread Mehul Sampat
Hi Folks In my dataset each MRI exam is 256*256*180. I would like to convert wmparc.mgz back to 256*256*180. Since this is the segmentation output, I think I should use set the resample type to nearest and use a command like mri_convert -rl mri/orig/001.mgz -rt nearest mri/wmparc.mgz mri/wmparc.

Re: [Freesurfer] reslicing question

2009-11-05 Thread Matt Glasser
That looks correct to me. Peace, Matt. _ From: freesurfer-boun...@nmr.mgh.harvard.edu [mailto:freesurfer-boun...@nmr.mgh.harvard.edu] On Behalf Of Mehul Sampat Sent: Thursday, November 05, 2009 3:38 PM To: Freesurfer Mailing List Subject: [Freesurfer] reslicing question Hi

Re: [Freesurfer] reslicing question

2009-11-05 Thread Bruce Fischl
that looks right to me On Thu, 5 Nov 2009, Mehul Sampat wrote: > Hi Folks > > In my dataset each MRI exam is 256*256*180. > I would like to convert wmparc.mgz back to 256*256*180. > Since this is the segmentation output, I think I should use set the resample > type to nearest and use a command li

Re: [Freesurfer] masking out ROIs on the surface

2009-11-05 Thread Mishkin Derakhshan
Hi Nick, I was recently trying to redo something you had helped me out with back in April (see below), but I now get this error: ERROR: Option --seg unknown The wiki page still says this option exists, but I'm guessing is outdated https://surfer.nmr.mgh.harvard.edu/fswiki/mri_annotation2label#Deta