[Freesurfer] mri_convert

2009-01-23 Thread Jared Price
correction to the previous message (which is below). The Macs in the local lab are now running Darwin-leopard-i686-stable 4.1.0 and the version of mri_convert on that seems to be 1.146.2.3 Hi everyone, I have a quick question but an important one. We are working on a 5 year study involvi

Re: [Freesurfer] mri_convert

2009-01-23 Thread Bruce Fischl
Hi Jared, I wouldn't think that would be a problem, but it should be easy enough to test. cheers, Bruce On Fri, 23 Jan 2009, Jared Price wrote: Hi everyone, I have a quick question but an important one. We are working on a 5 year study involving well over 1000 scans. Processing of thes

Re: [Freesurfer] cropping of average T1

2009-01-23 Thread Bruce Fischl
that is strange. Do the surfaces look ok? How many subjects are you averaging? Does this happen if you only average one or a few? On Thu, 22 Jan 2009, Siddharth Srivastava wrote: Hi everyone, I am attaching a tiff file showing the tkmedit view of the average T1 that freesurfe

[Freesurfer] labels and transforming them

2009-01-23 Thread Ian Malone
Hi, I'm trying to work out how to use a transformation matrix derived from FSL to transform labels from Freesurfer into a standard space (MNI152). If I use mri_label2vol to convert the label to a volume with the scan from subject/mri/orig/001.mgz as a template and then flirt to apply the FSL

[Freesurfer] Version 4.2.0 for Tiger on PowerPC Mac?

2009-01-23 Thread Carl Anderson
Hi Would it be possible to somehow download V4.2.0 for Tiger running on a PowerPC Mac? Thanks --- Carl M. Anderson, Ph.D. Assistant Professor of Psychiatry, Harvard Medical School & The Neural Imaging Center, McLean Hospital 115 Mill St. Belmon

Re: [Freesurfer] cropping of average T1

2009-01-23 Thread Siddharth Srivastava
The surfaces look all right. It happens only to T1. It cant be a display problem, can it?? sid. On Fri, Jan 23, 2009 at 5:58 AM, Bruce Fischl wrote: > that is strange. Do the surfaces look ok? How many subjects are you > averaging? Does this happen if you only average one or a few? > > On Thu, 22

Re: [Freesurfer] cropping of average T1

2009-01-23 Thread Bruce Fischl
I don't think so. How many subjects? Have you tried fewer? On Fri, 23 Jan 2009, Siddharth Srivastava wrote: The surfaces look all right. It happens only to T1. It cant be a display problem, can it?? sid. On Fri, Jan 23, 2009 at 5:58 AM, Bruce Fischl wrote: that is strange. Do the surfaces l

[Freesurfer] Cortical thickness conversion

2009-01-23 Thread Yigal Agam
Hi, I'm trying to convert corical thickness maps into a common space and getting this error. Any ideas? mri_surf2surf --srcsubject mano002_new --trgsubject fsaverage --hemi lh --srcsurfval lh.thickness --trgsurfval /space/schnook/1/users/yigal/projects/dti/data/new_recons/mano002_new/surf/l

Fwd: [Freesurfer] cropping of average T1

2009-01-23 Thread Siddharth Srivastava
-- Forwarded message -- From: Siddharth Srivastava Date: Fri, Jan 23, 2009 at 9:10 AM Subject: Re: [Freesurfer] cropping of average T1 To: Bruce Fischl ok.. i will try that and let you know... what other image/logs can i provide for localizing the source of the error? sid. On

Re: [Freesurfer] Cortical thickness conversion

2009-01-23 Thread Nick Schmansky
Yigal, Probably some processing was performed at different times on this subject. Try running this: recon-all -s -vno_match_check and it should give a 'Pass' message for both hemis. If it doesnt, then you will need to rerun recon-all to ensure all data is consistent: recon-al -s -make all

Re: [Freesurfer] cropping of average T1

2009-01-23 Thread Siddharth Srivastava
Hi Bruce, I just realised that the cropping at the posterior aspect is similar to the cropping usually done for the inferior aspect in a saggital view (to get rid of the neck etc..) . Could it be (remotely) possible that the cropping was done in a different orientation (nose pointing

Re: [Freesurfer] cropping of average T1

2009-01-23 Thread Bruce Fischl
Hi Sid, have you looked through the individual datasets? That's where the cropping would be, which would have caused big errors in your surfaces. I assume that is not the case. Bruce On Fri, 23 Jan 2009, Siddharth Srivastava wrote: Hi Bruce, I just realised that the cropping

Re: [Freesurfer] Version 4.2.0 for Tiger on PowerPC Mac?

2009-01-23 Thread Nick Schmansky
Carl, v4.2.0 for mac tiger powerpc is now on the download site. Nick On Fri, 2009-01-23 at 11:20 -0500, Carl Anderson wrote: > > Hi > > > Would it be possible to somehow download V4.2.0 for Tiger running on a > PowerPC Mac? > > > Thanks > > ---