al Message-
From: Douglas N Greve [mailto:gr...@nmr.mgh.harvard.edu]
Sent: Thursday, July 16, 2009 11:30 AM
To: Zhang, Xiaochu (NIH/NIDA) [F]
Cc: freesurfer@nmr.mgh.harvard.edu
Subject: Re: [Freesurfer] ANOVA and co-variable
Hi Zhang, when reporting a bug or problem, please refer to the following
s
- IRP
Biomedical Research Center
251 Bayview Blvd.
Suite 200 (NIDA)
Baltimore MD
21224
Tel: 443-740-2619
-Original Message-
From: Douglas N Greve [mailto:gr...@nmr.mgh.harvard.edu]
Sent: Wednesday, July 15, 2009 12:31 PM
To: Zhang, Xiaochu (NIH/NIDA) [F]
Cc: freesurfer
Hi Freesurfer experts,
I want to do a group ANOVA analysis with one co-variable. I have read the
corresponding wiki but still have some problems. I need your help.
I have 4 group subjects (A1B1, A1B2, A2B1, A2B2) and one co-vaiable (C).
I want to get the interaction between A and B. However, bec
The freesurfer I am using now is this version,
"freesurfer-Linux-centos4_x86_64-stable-pub-v3.0.4". I knew there is much
improved in the current version.However, I have about 80 participants done in
this old version. I only want to add several new participants and do some group
anlaysis. Today
Hi Freesurfer experts,
I want to use the old freesurfer version. However, I read the wiki today and
found the manual has been changed. I need read the "GroupAnalysis" in the old
version. Who can help me?
Thanks a lot!
Xiaochu Zhang PhD
Visiting Research Fellow
Neuroimaging Research Branch
Nation
Hi Freesurfer Experts,
Thank you very much for your previous help! Thank you Nick so much for
your really nice help!
Everything is going on, now. The old problem has been resolved. However,
the new problem was coming.
I did a group analysis following the instruction in
https://surfer.nmr.mgh.harvar
008 5:10 PM
To: Zhang, Xiaochu (NIH/NIDA) [F]
Cc: Freesurfer Mailing List
Subject: RE: [Freesurfer] RE: for cortical thickness
Xiaochu,
The dimensions for lh.thickness.fsaverage.mgh are correct, the ones for
lh.fsaverage.ROI5.mgh are not. They should be the same (163842x1x1).
Did you cre
Thank you very much! However, I just checked it and I used ATI graphic
card but not NVIDIA card. What information do you think is benefit to
clear the problem? I will send to you.
Thanks a lot!
Xiaochu Zhang PhD
Visiting Research Fellow
Neuroimaging Research Branch
National Institute on Drug
Bayview Blvd.
Suite 200 (NIDA)
Baltimore MD
21224
Tel: 443-740-2619
-Original Message-
From: Nick Schmansky [mailto:[EMAIL PROTECTED]
Sent: Friday, December 05, 2008 3:51 PM
To: Zhang, Xiaochu (NIH/NIDA) [F]
Cc: Freesurfer Mailing List
Subject: RE: [Freesurfer] RE: for cortical thickness
EMAIL PROTECTED]
Sent: Friday, November 21, 2008 5:15 PM
To: Zhang, Xiaochu (NIH/NIDA) [F]
Cc: Freesurfer Mailing List; Allison Stevens
Subject: RE: [Freesurfer] RE: for cortical thickness
Zhang,
The web page describing the steps to extract cortical thickness data for
your volume-space def
Biomedical Research Center
251 Bayview Blvd.
Suite 200 (NIDA)
Baltimore MD
21224
Tel: 443-740-2619
From: Zhang, Xiaochu (NIH/NIDA) [F]
Sent: Thursday, December 04, 2008 6:44 PM
To: Freesurfer Mailing List
Subject: [Freesurfer] a display problem
Hi
Hi Freesurfer expert,
I just started to use freesurfer. I tried to follow the instruction to
learn how to use "tksurfer". However, when I type "tksurfer bert lh
inflated". Only a very small part of brain was showed (see the
attachement). I do not know the reason. Could you please do me a favor
and
l: 443-740-2619
-Original Message-
From: Nick Schmansky [mailto:[EMAIL PROTECTED]
Sent: Friday, November 21, 2008 5:15 PM
To: Zhang, Xiaochu (NIH/NIDA) [F]
Cc: Freesurfer Mailing List; Allison Stevens
Subject: RE: [Freesurfer] RE: for cortical thickness
Zhang,
The web page describing the s
- IRP
Biomedical Research Center
251 Bayview Blvd.
Suite 200 (NIDA)
Baltimore MD
21224
Tel: 443-740-2619
-Original Message-
From: Nick Schmansky [mailto:[EMAIL PROTECTED]
Sent: Monday, November 17, 2008 2:37 PM
To: Zhang, Xiaochu (NIH/NIDA) [F]
Subject: RE: [Freesurfer] RE: for cor
Biomedical Research Center
251 Bayview Blvd.
Suite 200 (NIDA)
Baltimore MD
21224
Tel: 443-740-2619
-Original Message-
From: Nick Schmansky [mailto:[EMAIL PROTECTED]
Sent: Monday, November 17, 2008 12:59 PM
To: Zhang, Xiaochu (NIH/NIDA) [F]
Cc: Freesurfer Mailing List
Subject: Re: [Free
Hi, FreeSurfer export,
Thank you very much for response!
Now, under some export's help, I used to the mri_surf2vol to transfer cortex
thickness into nifti.
The below line is what I used.
mri_surf2vol --surfval ../surf/lh.thickness --hemi lh --fillribbon --template
orig.mgz --volregidentity ${su
ranch
National Institute on Drug Abuse - IRP
Biomedical Research Center
251 Bayview Blvd.
Suite 200 (NIDA)
Baltimore MD
21224
Tel: 443-740-2619
-Original Message-
From: Nick Schmansky [mailto:[EMAIL PROTECTED]
Sent: Friday, November 14, 2008 2:38 PM
To: Zhang, Xiaochu (NIH/NIDA) [
Hi FreeSurfer Expert,
Can I transfer the thickness data into other form, for example, Nifti,
AFNI or SPM?
Thanks a lot!
Xiaochu Zhang PhD
Visiting Research Fellow
Neuroimaging Research Branch
National Institute on Drug Abuse - IRP
Biomedical Research Center
251 Bayview Blvd.
Suite 200 (NID
Hi FreeSurfer experts,
I am a beginner of free surfer. Now I am working on my previous dataset
with new hypothesis. In this dataset, I found a ROI (located almost in
gray matter) showed significant functional difference between groups. I
want to test whether the cortical thickness is changed or not
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