Re: [Freesurfer] Standard surface tessellation

2014-04-04 Thread Chris McNorgan
Hi Justin, This is quite similar to a question I had asked previously: https://www.mail-archive.com/freesurfer%40nmr.mgh.harvard.edu/msg33421.html I believe the solution is to generate a 14000 vertex template, and then appy mri_surf2surf to all 10 subjects, which will map the vertices of all 10

Re: [Freesurfer] tracula and libnetcdf

2014-04-04 Thread Satrajit Ghosh
hi folks, we are setting up freesurfer on a new cluster and trying to be as modular as possible in terms of dependencies. at present we are only installing 5.3.0 + tracula updates. will libnetcdf (required by tracula) be included in freesurfer? or is it considered a dependency? and talking of

[Freesurfer] question about how to calculate COV for MNE

2014-04-04 Thread Joseph Dien
Hi, I have a question about how to calculate the COV for the MNE software. As I understand it from Section 4.17 of the 2.7.3 MNE manual, if one is averaging together COV matrices, one weights them by the number of observations going into each one. I also see from Section 4.17.2 that these

[Freesurfer] Postdoctoral Fellowship in Aging Research

2014-04-04 Thread Anqi Qiu
Job description: National University of Singapore (NUS) is a leading global university centre in Asia. It offers a global approach to education and research, with a focus on Asian perspectives and expertise. Computation functional anatomy laboratory at NUS (http://www.bioeng.nus.edu.sg/cfa)

Re: [Freesurfer] TRACULA longitudinal stream - length of Center variable

2014-04-04 Thread Anastasia Yendiki
Hi Vincent - I suspect that this problem would be fixed by some recent changes that I've implemented for the longitudinal stream of tracula, and that I'm in the process of testing. As soon as we can get a new dev version built, I'll let you know so you can test it. Thank you for your

Re: [Freesurfer] tracula and libnetcdf

2014-04-04 Thread Anastasia Yendiki
Hi Satra - We've been talking about a 5.3.1, yes. On my end, it would include the tracula updates that are currently available and possibly some more (I've been working on some improvements to longitudinal tracula). Not sure about libnetcdf but this is a good time to add things to the wish

[Freesurfer] Mac OSX installations incomplete? What to do?

2014-04-04 Thread Markus Gschwind
Dear Freesurfers, As discovered here, http://www.mail-archive.com/freesurfer@nmr.mgh.harvard.edu/msg35160.html it seams that some Mac OSX installations suffered from incomplete files. I just veryfied that I had downloaded the complete image and wget says yes: Logging in as anonymous ...

Re: [Freesurfer] Mac OSX installations incomplete? What to do?

2014-04-04 Thread Z K
There are 3 missing fsl files from the OSX snow leopard installation. They can be downloaded from here: ftp://surfer.nmr.mgh.harvard.edu/transfer/outgoing/fsdev/zkaufman/fsl Copy them into your $FREESURFER_HOME/bin directory. -Zeke On 04/04/2014 12:32 PM, Markus Gschwind wrote: Dear

Re: [Freesurfer] Displaying parcellated ROI in color but remainder of brain in grey

2014-04-04 Thread Laura Taylor
Hi Shantanu, Thanks for your reply. My command line in tksurfer was: ~$ tksurfer TGT_N61AvgSubject rh inflated -annotation /Data/freesurfer/subjects/TGT_N61AvgSubject/label/rh.Comp2RH_TGTN61_Apr3.annot You can also do the same for the pial surface. The original ctab file

Re: [Freesurfer] Create a label from a binary mask

2014-04-04 Thread Douglas N Greve
Hi Cherisse, i don't understand what you have done. Is the mask a volume mask or surface mask? In mri_cor2label, you can specify a surface to get surface vertex numbers. doug On 04/02/2014 07:03 PM, Cherisse Onuigbo wrote: Hello I was wondering how to create a label from a binary mask. I

Re: [Freesurfer] Displaying parcellated ROI in color but remainder of brain in grey

2014-04-04 Thread Douglas N Greve
Try excluding the following line from your ctab 0 Unknown 0 0 00 The list in the ctab should match that of the labels you are passing on the command line (it is ok to have more in the ctab than on the command line) doug On 04/02/2014 01:05 PM, Laura

Re: [Freesurfer] mri_vol2surf --projopt

2014-04-04 Thread Douglas N Greve
Don't use --projopt and it won't segfault On 04/03/2014 02:08 AM, Joerg Pfannmoeller wrote: The command is: mri_vol2surf --mov /.../f001.nii --reg /.../register.f1.dof6.dat --trgsubject subjid --interp nearest --projopt /.../map001 --hemi rh --o /.../f001_surf.nii --noreshape --cortex

Re: [Freesurfer] mri_surcluster and centroid option

2014-04-04 Thread Douglas N Greve
I'm not sure, when I run it it results in different xyz. What version are you using? I've put a copy of my version (for linux) here ftp://surfer.nmr.mgh.harvard.edu/transfer/outgoing/flat/greve/mri_surfcluster doug On 04/03/2014 03:56 AM, Joerg Pfannmoeller wrote: Hi, I am trying to

Re: [Freesurfer] FW: registration difficulty

2014-04-04 Thread Douglas N Greve
First run this tkregister2 --mov hipposubfield.mgz --reg hsf.reg.dat --s subject --regheader --fstarg It will bring up the tkregister2 GUI and just double check that the subfields are where they need to be. Hit Save Reg and exit. In the future, you can run the tkregister2 command with

Re: [Freesurfer] CWP values

2014-04-04 Thread Douglas N Greve
The QDEC output does not quite report what you want to report. I would run mri_glmfit-sim using --glmdir /path/to/qdec/folder and the same parameters as you used for the monte carlo simulation. this will produce several files including a summary/table file with the MNI305 coordinates of most

Re: [Freesurfer] Display tkmedit image of surface after mri_vol2surf with projfrac or projdist

2014-04-04 Thread Douglas N Greve
They are not exactly the same. However, if you run mri_vol2surf with --surf white50 --projfrac 0 it will be identical (where white50 is the surface create with mris_expand) doug On 04/04/2014 05:34 AM, Righart, Ruthger wrote: Hi Markus, Thank you, excellent tool and gives exactly what I was

Re: [Freesurfer] reading colorized labels in tcl file to tksurfer...

2014-04-04 Thread Douglas N Greve
You can use mris_label2annot to create an annotation and then control the colors via the ctab doug On 04/03/2014 09:13 AM, Rudolph Pienaar wrote: Hi all -- I have a process that generates a list of ROIs (from aparc.annot) based on some cost condition. I wanted to view these labeled ROIs in

Re: [Freesurfer] Displaying parcellated ROI in color but remainder of brain in grey

2014-04-04 Thread Douglas N Greve
This is a question for Ruopeng (who is the author of freeview, and cc'ed). Can you upload the subject and the annot file so that he can replicate the problem? doug On 04/03/2014 06:55 PM, Laura Taylor wrote: Hi Again Doug, I was able to get what I was looking for after I modified my ctab

Re: [Freesurfer] Converting a volume from MNI152 to subject space

2014-04-04 Thread Douglas N Greve
Hi Omar, there is a bug in that version off mni152reg. Use the version in dev instead doug On 04/03/2014 03:50 PM, Omar Singleton wrote: Hi Freesurfers, I am trying to convert a volume from MNI152 to subject space. I tried to do what this previous question suggested:

Re: [Freesurfer] Create a label from a binary mask

2014-04-04 Thread Cherisse Onuigbo
My mask is a volume mask. When I run the function normally, the vertices that are in the text file do not fall in the region of my mask. On Friday, April 4, 2014 2:28 PM, Douglas N Greve gr...@nmr.mgh.harvard.edu wrote: Hi Cherisse, i don't understand what you have done. Is the mask a volume

Re: [Freesurfer] Create a label from a binary mask

2014-04-04 Thread Douglas N Greve
How are you checking the vertex coordinates? You can't use SPM, you'll have to use tkmedit or freeview On 04/04/2014 04:04 PM, Cherisse Onuigbo wrote: My mask is a volume mask. When I run the function normally, the vertices that are in the text file do not fall in the region of my mask. On

Re: [Freesurfer] TRACULA longitudinal stream - length of Center variable

2014-04-04 Thread Vincent Brunsch
Great, thank you! Do you maybe know if these changes will only affect the center variables? I have almost completed my soon-due report about the longitudinal analysis of weighted average variables (overall not byvoxel along the MAP) and now I fear that results are maybe not correct because

Re: [Freesurfer] extracting mean thickness values across subjects from qdec clusters

2014-04-04 Thread Douglas N Greve
Can you upload the y.mgh file and fsgd file so that I can try to replicate it? What platform are you running on and what version of FS? doug On 04/02/2014 06:34 PM, Tudor Popescu wrote: Hi Doug Sorry, again I wasn't sure whether you'd noticed my reply amonst the latest list messages.

Re: [Freesurfer] TRACULA longitudinal stream - length of Center variable

2014-04-04 Thread Anastasia Yendiki
Hi Vincent - Overall measures for the whole tract would not be affected by this type of error. a.y On Fri, 4 Apr 2014, Vincent Brunsch wrote: Great, thank you! Do you maybe know if these changes will only affect the center variables? I have almost completed my soon-due report about the

Re: [Freesurfer] Mac OSX installations incomplete? What to do?

2014-04-04 Thread Markus Gschwind
Thank you Zeke, What about these? /usr/local/freesurfer/bin/bet.fsl /usr/local/freesurfer/bin/flirt.fsl /usr/local/freesurfer/bin/slicetimer.fsl They are not there neither compared to the ubuntu install. Best, Markus 2014-04-04 19:05 GMT+02:00 Z K zkauf...@nmr.mgh.harvard.edu: There are

Re: [Freesurfer] Create a label from a binary mask

2014-04-04 Thread Cherisse Onuigbo
I first checked it in tkmedit, but I didn't see the region in green as I went through the slices. I also put another label in there just to check if I was displaying labels correctly and others showed up. Then I used the display function in spm and input the coordinates there, but it showed

Re: [Freesurfer] Create a label from a binary mask

2014-04-04 Thread Douglas N Greve
What were your mri_cor2label and tkmedit command lines? SPM will never work properly for what you are trying to do. On 04/04/2014 04:42 PM, Cherisse Onuigbo wrote: I first checked it in tkmedit, but I didn't see the region in green as I went through the slices. I also put another label in

Re: [Freesurfer] Create a label from a binary mask

2014-04-04 Thread Cherisse Onuigbo
mri_cor2label --c wramygdala.R.001.nii --id 1 --l wramygdala.R.001.label tkmedit Subjects_for_Cherisse/S001 T1.mgz -aux brainmask.mgz -seg aseg.mgz And then I added the label using the drop down menu. On Friday, April 4, 2014 3:45 PM, Douglas N Greve gr...@nmr.mgh.harvard.edu wrote: What were

Re: [Freesurfer] Create a label from a binary mask

2014-04-04 Thread Douglas N Greve
Try this first mri_cor2label --c aseg.mgz --id 17 --l lh.hippo.label Then load lh.hippo.label If wramygdala.R.001.nii is not in the conformed space, your command will not work On 04/04/2014 05:17 PM, Cherisse Onuigbo wrote: mri_cor2label --c wramygdala.R.001.nii --id 1 --l

Re: [Freesurfer] extracting mean thickness values across subjects from qdec clusters

2014-04-04 Thread Tudor Popescu
Thanks Doug, I've FileDropped you the zip. Running FS 5.3.0 on Virtualbox 4.2.12 (Ubuntu guest, Windows host) T On 4 April 2014 22:09, Douglas N Greve gr...@nmr.mgh.harvard.edu wrote: Can you upload the y.mgh file and fsgd file so that I can try to replicate it? What platform are you running