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Hello list,
I noticed that I find the quality of the neocortical segmentation of vs 6 better than vs 7.1.1., but the subcortical segmentation of 7.1.1 better than vs 6.
Is it valid to do analyses of neocortical and subcortical areas based on different Freesurfer versions? Even when, say, correlating them to each other? Or, in line with this to use the hippocampal and amygdala subfields from vs 7.1.1 in combination with neocortex (eg thickness estimates) of vs 6?
Thank you!
Annelies
Annelies van't Westeinde | PHD Candidate
Department of Women's and Children's Health | Karolinska Institutet
171 77 Solna | Karolinskavägen 37A
+46 760967499
annelies.vant.westeinde(a)ki.se | ki.se<http://ki.se/en/startpage>
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Hi FreeSurfer team -
Hope all is well with you these days!
I am trying to pull off the following:
Given a list of vertices that mark the outline of a new surface ROI (e.g., a path file, attached) and other FS surface files,
1. Make a closed path through these vertices
2. "Fill" the closed path to create a new label
3. Save the new label
This is basically the process outlined here: https://surfer.nmr.mgh.harvard.edu/fswiki/tksurfer_labeledit#Actuallycreati…, except that the initial boundary vertices/path file are identified automatically (by an algorithm) rather than manually clicked.
This works great if I load the surface in tksurfer, then load the path, then do custom fill, etc. But I’d love to be able to do this automatically, for many subjects, without having to load tksurfer.
Since this functionality is implemented in tksurfer it seems there must be code for it, but I can’t find it in the FS docs or mailing list history. Can you help with this?
Thanks a bunch,
Justin
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Hi FreeSufer team.
I have some questions related to the parameterization template and the
vertex correspondence in the pial surface.
1. In the parameterization template what is the reason for using the
mean and variance of curvature for WM surface using the inflated and
smoothed surface? What independent information do these measures supply?
2. Related to the vertex correspondence. How is the spherical surface
mapped to the pial surface to achieve vertex correspondence between the WM
and pial surfaces?
Thanks a lot for the responses
best
Pam
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Hello Gonzalo,
The virtual box setup on Mac and Windows is listed here, https://surfer.nmr.mgh.harvard.edu/fswiki/VM_67
The actual link to the compressed disk image file is, https://drive.google.com/file/d/1bPvF9m2z4yRDIOv51B5bihU1VN_o2J5x/…
If you already know how to use virtualbox, then you can just create a new machine using the *.vdi file after downloading an unzipping the disk image (otherwise read thru the instructions for setting up virtualbox on Windows or Mac - it should work the same way to setup and run the virtual Ubuntu machine on a different Linux distribution like CentOS, Fedora, etc. ).
That VM image has the 7.1.0 release however, so once you have the virtual machine up and running, just update it with the 7.1.1 archive found here, freesurfer-linux-centos7_x86_64-7.1.1.tar.gz
- R..
On Sep 23, 2020, at 19:45, Gonzalo Rojas Costa <gonzalo.rojas.costa(a)gmail.com> wrote: External Email - Use Caution Hi: Where can I find the virtual disk image of freesurfer 7.1.1 ? Sincerely,Gonzalo Rojas Costa_______________________________________________Freesurfer mailing listFreesurfer@nmr.mgh.harvard.eduhttps://mail.nmr.mgh.harvard.edu/mailman/listinfo/freesurfer
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Dear freesurfer mailing list,
I generated my own label file from a linear mixed effects model and now I want to view this label file on the surface of fsaverage using freeview. I am able to load the surface and label files successfully from the command line using the following:
freeview -f $SUBJECTS_DIR/fsaverage_mod/surf/lh.inflated:label=lh.volume.stack.R3B.fwhm20.lmem.final.200817.gender.FDR-0001.label
However, once freeview is open and the label file is loaded, I cannot see the label displayed on the surface (screenshot attached). I am currently using freesurfer version 5.3.0.
Can someone please tell me how to make the label file visible on the surface of fsaverage?
Kind regards,
Bronwyn Overs
Research Assistant
Neuroscience Research Australia
Margarete Ainsworth Building
Barker Street Randwick Sydney NSW 2031 Australia
M 0411 308 769 T +61 2 9399 1725
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Hi Everyone,
We're looking to hire a Nueroimaging Data Analyst at CU Boulder. For more
information, please see the posting on our website:
https://jobs.colorado.edu/jobs/JobDetail/?jobId=27063&emailCampaignId=136
--
Lena Sherbakov, Ph.D.
Data Scientist
Intermountain Neuroimaging Consortium
1777 Exposition Dr., Boulder, CO, 80301
Office 182B
p 650.269.1852
colorado.edu/mri
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Hi Tim,
You're right, that was the issue - local computer running Ubuntu and a
Windows server.
Thanks very much!
--
Fleur Warton
Postdoctoral Research Fellow
Division of Biomedical Engineering
Faculty of Health Sciences
University of Cape Town
On Mon, Sep 21, 2020 at 6:00 PM <freesurfer-request(a)nmr.mgh.harvard.edu>
wrote:
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>
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> than "Re: Contents of Freesurfer digest..."
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>
> Today's Topics:
>
> 1. Problem running infant FreeSurfer - failure to create
> symbolic link (Fleur Warton)
> 2. Re: Problem running infant FreeSurfer - failure to create
> symbolic link (Tim Sch?fer)
> 3. Re: Viewing labels in freeview (Wang, Ruopeng)
> 4. Re: Masking surface overlays and spatial correlations
> (Douglas N. Greve)
> 5. Re: Functional connectivity preprocessing and seed analysis
> (Douglas N. Greve)
> 6. Re: recon-all 7.1.1 (James Hartzell)
> 7. Re: Functional connectivity preprocessing and seed analysis
> (Wenzhen Zhao)
> 8. Re: Functional connectivity preprocessing and seed analysis
> (Douglas N. Greve)
>
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Mon, 21 Sep 2020 11:51:53 +0200
> From: Fleur Warton <fleur.warton(a)gmail.com>
> Subject: [Freesurfer] Problem running infant FreeSurfer - failure to
> create symbolic link
> To: freesurfer(a)nmr.mgh.harvard.edu
> Message-ID:
> <CANGE1NGZK2QiKjwFBzVP4-wyyB6GoD=
> HkzKdGwc_8_+KWNf1Xw(a)mail.gmail.com>
> Content-Type: text/plain; charset="utf-8"
>
> External Email - Use Caution
>
> Hi FreeSurfer team,
>
> I'm trying to run the infant freesurfer (version:
> freesurfer-infant-20200205 ) and get the following error:
>
> ln: failed to create symbolic link 'brain.nii.gz': Operation not supported
>
> The command I used was:
>
> infant_recon_all --s 002B --age 0
>
> I think this may have to do with the fact that my subjects_dir is located
> on a server (not the computer I'm running FreeSurfer on), since when I ran
> the command with the subjects_dir located on my local computer it ran fine
> and completed without errors. Unfortunately for space reasons it isn't
> possible for me to do that for my entire dataset.
>
> Thanks,
>
> Fleur
> --
>
> Fleur Warton
>
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Hello Freesurfer experts,
We're receiving the following error message when trying to run
mri_glmfit-sim:
ERROR: CSDmerge: CSDs have same seed
This only occurs when we try to run the permutation on the LH for
thickness. We've been able to run the simulation successfully on LH surface
area and RH thickness and area.
How can we troubleshoot this problem?
Thank you,
Meaghan Perdue
--
Meaghan Perdue
she | her | hers
PhD Student
Developmental Psychology
Neurobiology of Language
University of Connecticut
Bousfield A302
Visit my website <https://mvperdue16.wixsite.com/meaghanperdue>