Re: [Freesurfer] VirtualBox appliance 7z pass code

2022-06-23 Thread Ryan Johnson
External Email - Use Caution Hello, any chance I could get the pass code? I'm really hoping to start my project soon, and I haven't been able to get Freesurfer running from scratch. On Fri, Jun 17, 2022 at 2:05 PM Ryan Johnson wrote: > Good afternoon! > > I would like

[Freesurfer] VirtualBox appliance 7z pass code

2022-06-17 Thread Ryan Johnson
External Email - Use Caution Good afternoon! I would like the pass code to unzip the FreeSurfer 7 VirtualBox VM. Thank you, Ryan Johnson ___ Freesurfer mailing list Freesurfer@nmr.mgh.harvard.edu https://mail.nmr.mgh.harvard.edu

Re: [Freesurfer] Advice: changing Freeview light source?

2022-04-08 Thread Sam Buck Johnson
u%2Ffswiki%2FUpdateFreeview Best, Ruopeng On Mar 28, 2022, at 6:45 PM, Sam Buck Johnson mailto:samjo...@stanford.edu>> wrote: External Email - Use Caution Dear Freesurfer Community, I use Freeview to render 3D views of overlays on cortical surfaces. For my current processi

[Freesurfer] Advice: changing Freeview light source?

2022-03-28 Thread Sam Buck Johnson
happens to know that this functionality is absolutely not available, I would certainly like to know that, too. Thanks in advance. Sincerely, Sam Johnson Postdoctoral Scholar Brain and Education Lab, Stanford University GSE ___ Freesurfer mailing list

[Freesurfer] Advice? Re: Freeview 7.1.1 won't start on Mac: segmentation fault

2022-03-01 Thread Sam Buck Johnson
that prints to terminal and the full error report, both below. Any help/advice is much appreciated. Sincerely, Sam Johnson Postdoctoral Scholar Yeatman Brain and Education Lab, Stanford University GSE - # terminal error message: (base) samjohns@DNab40bbcb 7.2.0 % freeview /Applications

[Freesurfer] GONE: -make to recon-all

2020-07-29 Thread Johnson, Hans J
External Email - Use Caution The release notes for 7.0.0 claim that the -make option is "Gone" from recon-all. This option, however, is still available and does not seem to fail. I am running several thousand data sets on a cluster through Freesurfer 7.1.0, and periodically

Re: [Freesurfer] Cortical volume from masked region

2017-01-27 Thread Eli Johnson
Great - that makes sense! Thanks again for your help in resolving this. Eli From: Eli Johnson <eli_g_...@hotmail.com> Sent: Friday, 27 January 2017 4:59 PM To: Freesurfer support list Subject: Re: [Freesurfer] Cortical volume from masked region Hi Dou

Re: [Freesurfer] Cortical volume from masked region

2017-01-27 Thread Eli Johnson
time!). In that case, what does the fourth/highlighted column represent? Many thanks Eli From: Eli Johnson <eli_g_...@hotmail.com> Sent: Friday, 27 January 2017 10:24 AM To: Freesurfer support list Subject: Re: [Freesurfer] Cortical volume from masked regio

Re: [Freesurfer] Cortical volume from masked region

2017-01-27 Thread Eli Johnson
you sent these files to: + gr...@nmr.mgh.harvard.edu In case you'd like to modify some of the above information, please use the link below: http://gate.nmr.mgh.harvard.edu/filedrop2/?g=7z2xk77v3ue Cheers, The Martinos Center Web Team ________ From: Eli Johnson <eli_g_...@hotm

Re: [Freesurfer] Cortical volume from masked region

2017-01-26 Thread Eli Johnson
Ok sure, I will do it tomorrow as I don't have access to the stats file right now Many thanks! From: Eli Johnson <eli_g_...@hotmail.com> Sent: Thursday, 26 January 2017 6:22 PM To: Freesurfer support list Subject: Re: [Freesurfer] Cortical volume from

Re: [Freesurfer] Cortical volume from masked region

2017-01-26 Thread Eli Johnson
<gr...@nmr.mgh.harvard.edu> wrote: > > In looking at your mask, it covers only half (or less) of the brain. > This would explain why the total volume you get from the mask is much > lesss than the total gm volume reported in aseg.stats. > > >> On 01/20/2017 12:08 PM, E

Re: [Freesurfer] Cortical volume from masked region

2017-01-26 Thread Eli Johnson
al gm volume reported in aseg.stats. > > >> On 01/20/2017 12:08 PM, Eli Johnson wrote: >> >> *Hi Doug,* >> >> * >> * >> >> *Thanks a lot for your help!* >> >> * >> * >> >> *I have run these commands and they c

Re: [Freesurfer] Cortical volume from masked region

2017-01-25 Thread Eli Johnson
In case you'd like to modify some of the above information, please use the link below: http://gate.nmr.mgh.harvard.edu/filedrop2/?g=ahht5qz16h5 Cheers, The Martinos Center Web Team From: Eli Johnson <eli_g_...@hotmail.com> Sent: Wednesday, 25 January 2017 9

Re: [Freesurfer] Cortical volume from masked region

2017-01-25 Thread Eli Johnson
Hi Doug, Thank you - I have uploaded the files for you. Eli From: Eli Johnson <eli_g_...@hotmail.com> Sent: Friday, 20 January 2017 5:08 PM To: freesurfer@nmr.mgh.harvard.edu Subject: Re: Cortical volume from masked region Hi Doug, Thanks a lot fo

[Freesurfer] Cortical volume from masked region

2017-01-17 Thread Eli Johnson
Hi all, I am trying to extract the volume from a FreeSurfer segmented scan within a pre-registered mask region, but only within the cortex, and wanted to check my command. The mask is a binary mask (value of 1 across the mask) and is in the same space as the orig.mgz file. It covers part of

[Freesurfer] Monte Carlo correction

2014-06-20 Thread Johnson, Eileanoir
Hi there, I am trying to run a monte carlo correction on my average subject, using the full mri-mcsim run with 1 iterations (and about 200 participants). This is taking a long time, and the cluster I have access to has a limit of 72 hours which isn't long enough to finish processing. Is

Re: [Freesurfer] Autorecon2 Pipeline Problem

2014-02-07 Thread Johnson, Chad P
or not it was intentional and/or is beneficial to run steps 12-14 on a case where no control points were added. Thanks. Chad From: Harms, Michael [mailto:mha...@wustl.edu] Sent: Tuesday, February 04, 2014 11:44 AM To: Johnson, Chad P; Freesurfer@nmr.mgh.harvard.edu Subject: Re: [Freesurfer

[Freesurfer] Autorecon2 Pipeline Problem

2014-02-04 Thread Johnson, Chad P
following white matter edits. I can provide any additional information if needed to help solve this problem and any information that can be provided regarding this would be most helpful. Thanks. Chad P. Johnson, Ph.D. Postdoctoral Fellow University of Texas Health Science Center

Re: [Freesurfer] mris_calc recon-all problem

2013-11-28 Thread Johnson, Eileanoir
that the disk is full? On 11/27/2013 07:43 AM, Johnson, Eileanoir wrote: Hi there, I am currently trying to run freesurfer version 5.3.0 on a cluster and am encountering an error when running recon-all. The error is: Writing to ./tmp.mri_nu_correct.mni.2867/output.mean.dat mri_segstats done

[Freesurfer] template label map

2013-04-03 Thread Johnson
Dear FS Can you please tell me what is the default template file used in the recon-all script ? thanks -- Johnson J. GadElkarim Research Assistant, Department of Psychiatry, PhD Candidate, Dept. of Electrical Computer Eng., University Of Illinois at Chicago Mob: 312 - 376 - 7322 Email: jgad

[Freesurfer] Testing new beta v5.2.0: Error in mri_segstats --euler

2013-01-24 Thread Johnson, Hans J
In mri_segstats command line generated from autorecon, I get an error that the option --euler is unknown. == /nfsscratch/PREDICT/opt/freesurfer-5.2-beta/freesurfer/bin/recon-all 3667 if( ( -e surf/lh.orig.nofix ) ( -e surf/rh.orig.nofix ) )

Re: [Freesurfer] mri_label2vol

2012-04-12 Thread Johnson
...@uic.edu wrote: there are two transformation matrices one in aseg and one in rawavg, how do I use them ? On 04/11/2012 6:12 PM, Bruce Fischl wrote: yes On Wed, 11 Apr 2012, Johnson wrote: great, so if I can read the header from the aseg file and the header from the rawavg header file

Re: [Freesurfer] mri_label2vol

2012-04-12 Thread Johnson
The vector coordinates will be in the voxel space On 04/12/2012 11:54 AM, Bruce Fischl wrote: Hi Johnson it depends whether you are using the ras2vox or vox2ras. It should be: V_rawavg = M_ras2vox_rawavg * inv(M_ras2vox_aseg) * V_aseg Where the V_* are 4x1 homogenous vectors. cheers

Re: [Freesurfer] mri_label2vol

2012-04-12 Thread Johnson
I do the transformation in Matlab, I found out that the matlab *load_mgh* function returns the vox2ras matrix, where can I find the ras2vox matrix? On 04/12/2012 12:11 PM, Bruce Fischl wrote: yes On Thu, 12 Apr 2012, Johnson wrote: The vector coordinates will be in the voxel space On 04/12

[Freesurfer] mri_label2vol

2012-04-11 Thread Johnson
Hi Can someone tell me please in*_details_*what does this line do? mri_label2vol --seg aseg.mgz --temp rawavg.mgz --o aseg-in-rawavg.mgz --regheader aseg.mgz thanks -- Johnson J. GadElkarim Research Assistant, Department Of Psychiatry, PhD Candidate, Department Of Electrical Computer Eng

Re: [Freesurfer] mri_label2vol

2012-04-11 Thread Johnson
And it exactly does that, does it register them together or use a pre-known transformation matrix On 04/11/2012 3:46 PM, Bruce Fischl wrote: Hi Johnson I believe it resamples the aseg to have the same geometry as the original scan. cheers Bruce On Wed, 11 Apr 2012, Johnson wrote: Hi

Re: [Freesurfer] mri_label2vol

2012-04-11 Thread Johnson
, but since the aseg is derived from the rawavg that should be exactly correct On Wed, 11 Apr 2012, Johnson wrote: And it exactly does that, does it register them together or use a pre-known transformation matrix On 04/11/2012 3:46 PM, Bruce Fischl wrote: Hi Johnson I believe it resamples the aseg

Re: [Freesurfer] mri_label2vol

2012-04-11 Thread Johnson
there are two transformation matrices one in aseg and one in rawavg, how do I use them ? On 04/11/2012 6:12 PM, Bruce Fischl wrote: yes On Wed, 11 Apr 2012, Johnson wrote: great, so if I can read the header from the aseg file and the header from the rawavg header file I would be able

Re: [Freesurfer] mri_label2vol

2012-04-11 Thread Johnson
...@uic.edu wrote: there are two transformation matrices one in aseg and one in rawavg, how do I use them ? On 04/11/2012 6:12 PM, Bruce Fischl wrote: yes On Wed, 11 Apr 2012, Johnson wrote: great, so if I can read the header from the aseg file and the header from the rawavg header file I

[Freesurfer] mri_label2vol enquiry

2012-04-04 Thread Johnson
Hi Can anyone tell me please how mri_label2vol works, I know what it does, but I need to know how it works to take the FS space to the original anatomy space: does it do registration or does it use a transformation matrix. If the latest which one, where can I find it? regards -- Johnson J

Re: [Freesurfer] mri_label2vol enquiry

2012-04-04 Thread Johnson
in the header (--regheader) (assuming that the two volumes share a coordinate system). doug On 04/04/2012 01:48 PM, Johnson wrote: Hi Can anyone tell me please how mri_label2vol works, I know what it does, but I need to know how it works to take the FS space to the original anatomy space

Re: [Freesurfer] volume mapping

2012-03-27 Thread Johnson
/2012 04:10 PM, Johnson wrote: Hi I have the tracts in (x,y,z) format not as an nii file regards JG On 03/27/2012 11:25 AM, Douglas N Greve wrote: Hi Johnson, try something like this: mri_label2vol --seg tracts.nii --temp orig.mgz --o tracts-in-fs.nii --regheader tracts.nii doug On 03/26

Re: [Freesurfer] volume mapping

2012-03-27 Thread Johnson
from my understanding, scanner coordinates (i.e. considering the resolution of each voxel) regards JG On 03/27/2012 6:14 PM, Douglas N Greve wrote: Hi Johnson, can you be more specific? scanner coordinates? voxel coordinates? On 03/27/2012 06:20 PM, Johnson wrote: They are in the same

Re: [Freesurfer] volume mapping

2012-03-26 Thread Johnson
--regheader aseg.mgz what is the transformation used ? JG On 03/26/2012 12:24 PM, Anastasia Yendiki wrote: Hi Johnson - The aparc+aseg.mgz is in the same space as the T1 used as input to freesurfer. a.y On Mon, 26 Mar 2012, Johnson wrote: Hi FS expert I need to know the transformation

Re: [Freesurfer] volume mapping

2012-03-26 Thread Johnson
register to mri/brain.mgz. You can do this with bbregister, or with any affine registration tool of your choice. On Mon, 26 Mar 2012, Johnson wrote: Hi I found it in a 256x256x256 space while the T1 we use is in different space, I found this page on the registration step: http

Re: [Freesurfer] volume mapping

2012-03-26 Thread Johnson
OK T1 space is the space acquired from the machine, original anatomical space regards JG On 03/26/2012 2:25 PM, Bruce Fischl wrote: can you post to the list so others can answer? And can you clarify what you mean by T1 space? On Mon, 26 Mar 2012, Johnson wrote: Hi well, I had to transfer

[Freesurfer] volume mapping

2012-03-19 Thread Johnson
Hi This is Johnson, I am researcher at univ. of IL at chicago, I have a question regarding freesurfer: What is the transformation matrix that relates the freesurfer aparc+aseg space to the aparc+aseg-in-rawavg space, I am asking this question for the following reason: I have white matter fiber

Re: [Freesurfer] volume mapping

2012-03-19 Thread Johnson
space, so my question is: what is the transformation matrix that relates the T1 which I have used in freesurfer for parcellation and segmentation with the aparc+aseg.mgz file produced by FS? thanks JG On 3/19/2012 2:36 PM, Bruce Fischl wrote: Hi Johnson have you tried using bbregister

[Freesurfer] volume mapping

2012-03-15 Thread Johnson
Hi This is Johnson, I am researcher at univ. of IL at chicago, I have a question regarding freesurfer: What is the transformation matrix that relates the freesurfer aparc+aseg space to the aparc+aseg-in-rawavg space, I am asking this question for the following reason: I have white matter fiber

[Freesurfer] Re: mri_segstats program omitted from MacOSX Leopard Intel download package.

2008-12-12 Thread Hans Johnson
Sorry for the noise. This was a bug in our distribution system where version 4.05 was being installed in /opt/freesurfer-4.1.0. It is a bug on our end. Thanks for helping us figure this out. Hans On 12/12/08 6:38 PM, Greg Harris gregory-har...@uiowa.edu wrote: Nick, We have yet another

[Freesurfer] Leopard is missing mri_segstats

2008-12-01 Thread Hans Johnson
. Johnson, Ph.D. [EMAIL PROTECTED] 278 GH The University of Iowa Iowa City, IA 52241 (319) 353 8587 Notice: This UI Health Care e-mail (including attachments) is covered by the Electronic Communications Privacy Act, 18 U.S.C. 2510-2521, is confidential and may be legally privileged. If you

[Freesurfer] Custom color scale for overlays in tksurfer

2008-01-15 Thread Hans Johnson
Hello, Is there a way to apply a custom color scale to overlays in tksurfer. It seems that the the only options are Green Red; Heat; Blue Red. I would really like to make my own colors. Any suggestions would be greatly appreciated. Thanks, Hans -- Hans J. Johnson, Ph.D. [EMAIL PROTECTED

Re: [Freesurfer] Re: Need an updated mris_annot_to_segmentation program.

2007-09-04 Thread Hans Johnson
been playing with it to see if we can resurrect any useful information from it. Our standard processing with freesurfer does include the cerebellum. Regards, Hans -- Hans J. Johnson, Ph.D. [EMAIL PROTECTED] 278 GH The University of Iowa Iowa City, IA 52241 (319) 353 8587 From: Bruce Fischl

Re: [Freesurfer] Re: Need an updated mris_annot_to_segmentation program.

2007-09-04 Thread Hans Johnson
Bruce, I don't know who advised us to use mris_annot_to_segmentation, but based on the helpful comments from the freesurfer team, we have moved to using mri_aparc2aseg instead. Thanks Doug! Hans -- Hans J. Johnson, Ph.D. [EMAIL PROTECTED] 278 GH The University of Iowa Iowa City, IA 52241

Re: [Freesurfer] Re: Need an updated mris_annot_to_segmentation program.

2007-08-24 Thread Hans Johnson
. Again, thank you for the quick response. Hans -- Hans J. Johnson, Ph.D. [EMAIL PROTECTED] 278 GH The University of Iowa Iowa City, IA 52241 (319) 353 8587 From: Bruce Fischl [EMAIL PROTECTED] Date: Fri, 24 Aug 2007 10:26:03 -0400 (EDT) To: Hans Johnson [EMAIL PROTECTED] Cc: Greg Harris

Re: [Freesurfer] Re: Need an updated mris_annot_to_segmentation program.

2007-08-24 Thread Hans Johnson
Nick and Bruce, THANKS. No segfault now! We will investigate the processing steps in the next few days, and get back to you with our findings. Hans -- Hans J. Johnson, Ph.D. [EMAIL PROTECTED] 278 GH The University of Iowa Iowa City, IA 52241 (319) 353 8587 From: Nick Schmansky [EMAIL

[Freesurfer] Re: Need an updated mris_annot_to_segmentation program.

2007-08-23 Thread Hans Johnson
/tempFScase.tgz cd tempFScase/ csh TESTME.csh I am hoping that if this were run through a debugger that the problem is going to be quite easy to fix. Will you please let us know if there is anything that we can do to help address this issue? Thanks, Hans -- Hans J. Johnson, Ph.D. [EMAIL PROTECTED] 278 GH

[Freesurfer] Problems with nifti file format

2005-09-13 Thread Hans Johnson
Developers: I am trying to convert a nifti formated image to the mgz format using mri_convert, but there is an error stating that the time units are unknown. Since there are only 3 dimension, the time dimension should not matter. mri_convert -it nii -ic 128 128 128 -oc 128 128 128 -iid 1.0 0.0

Re: [Freesurfer] Freesurfer OS problems

2005-07-27 Thread Hans Johnson
Fischl [EMAIL PROTECTED] wrote: Hi Nick, could you help Hans get stuff installed? Hans: didn't you guys already have a version running? thanks, Bruce On Wed, 27 Jul 2005, Hans Johnson wrote: Hello Freesurfer Developers, We are attempting to install freesurfer as one of our

Re: [Freesurfer] Freesurfer OS problems

2005-07-27 Thread Hans Johnson
email: nicks at nmr.mgh.harvard.edu MGH/MIT/HMS Martinos Center for Biomedical Imaging 149 Thirteenth Street, Room 2301 Charlestown, MA 02129 USA On Wed, 2005-07-27 at 07:52 -0500, Hans Johnson wrote: Hello