Re: [Freesurfer] Tracula: missing or incomplete tracts

2015-03-17 Thread Watson, Christopher
What about: freeview -v FA.nii.gz -v V1.nii.gz:vector=yes From: freesurfer-boun...@nmr.mgh.harvard.edu [freesurfer-boun...@nmr.mgh.harvard.edu] on behalf of Anastasia Yendiki [ayend...@nmr.mgh.harvard.edu] Sent: Tuesday, March 17, 2015 11:57 AM To: Freesu

Re: [Freesurfer] Freesurfer and Tracula installation.

2015-04-23 Thread Watson, Christopher
Have you tried these steps: http://wiki.centos.org/TipsAndTricks/NTFS From: freesurfer-boun...@nmr.mgh.harvard.edu [freesurfer-boun...@nmr.mgh.harvard.edu] on behalf of Fatma Zribi [zribi.fa...@gmail.com] Sent: Thursday, April 23, 2015 9:14 AM To: freesurf

Re: [Freesurfer] assigning 74 Destrieux parcellations into lobes, networks, sensory-motor modalities

2015-07-23 Thread Watson, Christopher
I have tools in R that can do #1, and network/graph theory analysis on top of that. I plan to work on things like #2-3 but haven't yet (e.g. there is possibly less consensus if region X is limbic vs. para-limbic, as opposed to temporal vs. parietal). I can send you something in a few days/a week

Re: [Freesurfer] Huge difference ini area for the same subject {Disarmed}

2015-07-28 Thread Watson, Christopher
Doesn't that just mean your colleagues are editing the brains differently? From: freesurfer-boun...@nmr.mgh.harvard.edu [freesurfer-boun...@nmr.mgh.harvard.edu] on behalf of amirhossein manzouri [a.h.manzo...@gmail.com] Sent: Tuesday, July 28, 2015 7:33 AM To: Do

Re: [Freesurfer] Using FSL commands through Matlab (Linux)

2015-08-04 Thread Watson, Christopher
Just use either "system" or the exclamation mark and type the FSL commands From: freesurfer-boun...@nmr.mgh.harvard.edu [freesurfer-boun...@nmr.mgh.harvard.edu] on behalf of Albrecht, Daniel S. [dsalbre...@mgh.harvard.edu] Sent: Tuesday, August 04, 2015 4:36 PM T

Re: [Freesurfer] Using FSL commands through Matlab (Linux)

2015-08-04 Thread Watson, Christopher
Ah, that's probably correct. I think it worked on my system because I source the FSL conf file in my .bashrc From: freesurfer-boun...@nmr.mgh.harvard.edu [freesurfer-boun...@nmr.mgh.harvard.edu] on behalf of Douglas N Greve [gr...@nmr.mgh.harvard.edu] Sen

Re: [Freesurfer] .aparc vs. aparc.DKTatlase40 vs. aparc.a2009s

2015-08-09 Thread Watson, Christopher
Andre, I haven't done any statistical comparison, but for my data (pediatric) I found the DKT labels to be somewhat more accurate. The biggest differences were in superior frontal and rostral middle frontal. Other differences I've seen are anterior cingulate, cuneus, and fusiform. See Figure 4 i

Re: [Freesurfer] creating a new subject directory using imported data from existing subject directory

2015-08-10 Thread Watson, Christopher
I think it's a bit unclear what you're asking for. Have you followed the tutorials on the wiki? Can you post your directory structure? What I do on my system is keep studies separate from one another. Each study directory has its own FS directory, and I keep the raw images separate. So somethin

Re: [Freesurfer] Computing SA from an older FS version

2015-08-27 Thread Watson, Christopher
1. Yes, I would expect that 2. Because the pial surface is bigger. (Unless I'm misunderstanding the question?) From: freesurfer-boun...@nmr.mgh.harvard.edu on behalf of Gerrits, Niels Sent: Thursday, August 27, 2015 10:36 AM To: Freesurfer support list Subje

Re: [Freesurfer] Comparing lists of activated regions between task>ctrl contrasts

2015-08-27 Thread Watson, Christopher
>From your original mail: I agree with Dr. Kanwisher. When you ask if it is >appropriate to "(visually) compare" list of regions, I would answer that it is >absolutely not. A direct comparison is necessary. See e.g. Nieuwenhuis et al., >2011, Nature Neuroscience. For your second, I would say t

Re: [Freesurfer] Questions about the files of lh.aparc.stats and lh.aparc.DKTatlas40.stats

2015-10-01 Thread Watson, Christopher
Yes, they are 2 separate atlases. The references are on the FS wiki. The "ctab" files are colortable files, so I believe the "25 100 40 0" are the RGB + transparency/opacity From: freesurfer-boun...@nmr.mgh.harvard.edu [freesurfer-boun...@nmr.mgh.harvard

Re: [Freesurfer] aparc.DKTatlas40

2013-11-17 Thread Watson, Christopher
You can read about it here: http://www.frontiersin.org/Brain_Imaging_Methods/10.3389/fnins.2012.00171/abstract From: freesurfer-boun...@nmr.mgh.harvard.edu [freesurfer-boun...@nmr.mgh.harvard.edu] on behalf of krista kelly [krista.kell...@gmail.com] Sent:

Re: [Freesurfer] Dura/pial reconstruction: FLAIR vs. multiecho

2013-12-14 Thread Watson, Christopher
I only have anecdotal evidence based on 4 subjects, but I found that using the FLAIR results in much better surface reconstruction than the multiecho. In my experience (with kids age 12-16), the pial surface was underestimated when I used the multiecho.

Re: [Freesurfer] glmfit with correlated covariates

2014-03-25 Thread Watson, Christopher
I don't want to speak for the Freesurfer team, but I am 99% certain that it is Direct/Standard as you list them. There isn't any stepwise variable selection going on. From: freesurfer-boun...@nmr.mgh.harvard.edu [freesurfer-boun...@nmr.mgh.harvard.edu] o

[Freesurfer] Graph theory analysis in R

2015-12-14 Thread Watson, Christopher
Dear Freesurfer users, (apologies for cross-post) I am pleased to announce the release of an R package I created, called "brainGraph", for performing graph theory analyses of brain MRI data. You can use it for cortical thickness, volume, surface area, or LGI. It can also be used for tractograph

Re: [Freesurfer] Unknown option DKTatlas40

2016-03-02 Thread Watson, Christopher
The option should be: --annot aparc.DKTatlas40 From: freesurfer-boun...@nmr.mgh.harvard.edu [freesurfer-boun...@nmr.mgh.harvard.edu] on behalf of marmaduke woodman [marmaduke.wood...@univ-amu.fr] Sent: Wednesday, March 2, 2016 08:27 To: freesurfer@nmr.mgh.

Re: [Freesurfer] pial surface with FLAIR

2013-04-15 Thread Watson, Christopher
Hi Veronica, Did you try initially doing "recon-all -i $FLAIR -s $SUBJECT"? And then, when you do the remaining recon-all steps: recon-all -autorecon3 -s $SUBJECT -FLAIRpial It has worked for me. (And worked very well! No edits necessary for the pial surface!) ___

Re: [Freesurfer] REPOST: NFS v4 on CentOS 5.4 or Red Hat 6.2

2013-06-01 Thread Watson, Christopher
: Saturday, June 01, 2013 4:21 PM To: Watson, Christopher Cc: Freesurfer Subject: Re: [Freesurfer] REPOST: NFS v4 on CentOS 5.4 or Red Hat 6.2 Hello list, we found the problem, symbolic links: /home/glerma/ is the home of the app server where fs is installed. /home/glerma/glerma/freesurfer/subjec

Re: [Freesurfer] Painting voxels vs. adding control points

2013-07-04 Thread Watson, Christopher
1) The right panel shows the aseg voxels. The surfaces are the same in L and R panels. 2) What do the surrounding slices look like? It may be that the WM surface "fills in" more as you go along. From: freesurfer-boun...@nmr.mgh.harvard.edu [freesurfer-bo

Re: [Freesurfer] different results between 5.1.0 and 5.2.0

2013-07-24 Thread Watson, Christopher
I don't know, but I'm pretty sure the Freesurfer team will recommend you use v5.3.0. There are emails saying as much. Chris From: freesurfer-boun...@nmr.mgh.harvard.edu [freesurfer-boun...@nmr.mgh.harvard.edu] on behalf of clarissa yasuda [clayas...@gmail

Re: [Freesurfer] trac-all inquiry

2013-08-02 Thread Watson, Christopher
I've found that when using the Bash shell, putting multiple subjects in the config file doesn't work. Maybe that's the issue here? Although, I simply never bothered to look into it any more. Chris From: freesurfer-boun...@nmr.mgh.harvard.edu [freesurfer

Re: [Freesurfer] Tracula error - unknown queue "long.q", "short.q"

2013-09-02 Thread Watson, Christopher
This is an FSL problem. You can try the FSL list, and check out some links: https://www2.fmrib.ox.ac.uk/phpwiki/index/FslSge http://neuro.debian.net/blog/2012/2012-03-09_parallelize_fsl_with_condor.html http://chrisfilo.tumblr.com/post/579493955/how-to-configure-sun-grid-engine-for-fsl-under-ubuntu

Re: [Freesurfer] Tracula error - unknown queue "long.q", "short.q"

2013-09-02 Thread Watson, Christopher
Indeed. It's actually really easy to set up, too. From: Anastasia Yendiki [ayend...@nmr.mgh.harvard.edu] Sent: Monday, September 02, 2013 3:46 PM To: Watson, Christopher Cc: Joana Braga Pereira; freesurfer@nmr.mgh.harvard.edu Subject: Re: [Frees

Re: [Freesurfer] Tracula error - unknown queue "long.q", "short.q"

2013-09-05 Thread Watson, Christopher
yours look particularly good). Is this a noisy dataset or something? From: Joana Braga Pereira [jbragapere...@gmail.com] Sent: Thursday, September 05, 2013 9:32 AM To: Watson, Christopher Cc: Anastasia Yendiki; freesurfer@nmr.mgh.harvard.edu Subject: Re: [Freesurfe

Re: [Freesurfer] Tracula error - unknown queue "long.q", "short.q"

2013-09-05 Thread Watson, Christopher
Try this: http://www.mail-archive.com/search?q=reinit&l=freesurfer%40nmr.mgh.harvard.edu From: Joana Braga Pereira [jbragapere...@gmail.com] Sent: Thursday, September 05, 2013 9:51 AM To: Watson, Christopher Cc: Anastasia Yendiki; freesu

Re: [Freesurfer] tool to compare surface files (along the lines of diff)?

2013-09-05 Thread Watson, Christopher
You could probably load them in matlab and compare there. From: freesurfer-boun...@nmr.mgh.harvard.edu [freesurfer-boun...@nmr.mgh.harvard.edu] on behalf of David Romano [drom...@stanford.edu] Sent: Thursday, September 05, 2013 8:01 PM To: freesurfer@nmr.m

Re: [Freesurfer] recon-all for multiple subjects

2013-09-07 Thread Watson, Christopher
The problem here is that SZ*.nii presumably refers to a list of files due to shell expansion. I don't know how recon-all handles that (e.g. if it will take only the first file in the list, or all files), but that command probably won't do what you want it to. ___

Re: [Freesurfer] MPRAGE intensity variations

2012-07-14 Thread Watson, Christopher
Thanks, Chris From: Bruce Fischl [fis...@nmr.mgh.harvard.edu] Sent: Saturday, July 14, 2012 5:29 PM To: Watson, Christopher Cc: freesurfer@nmr.mgh.harvard.edu Subject: Re: [Freesurfer] MPRAGE intensity variations Hi Chris Are you using prescan normalize? It helps a lot Che

Re: [Freesurfer] Questions about correction over 2 hemispheres and MCC

2012-07-20 Thread Watson, Christopher
Hi Doug et al, The 2nd question is something I've wondered about. Doesn't a Bonferroni correction assume that the measures are independent? If so, I think in the case of subcortical structures, it is incorrect to use this method, as e.g. the putamen and pallidal volumes are not independent of

Re: [Freesurfer] Questions about correction over 2 hemispheres and MCC

2012-07-21 Thread Watson, Christopher
ed? Thanks, Chris From: Bruce Fischl [fis...@nmr.mgh.harvard.edu] Sent: Saturday, July 21, 2012 12:01 PM To: Watson, Christopher Cc: Douglas N Greve; freesurfer@nmr.mgh.harvard.edu Subject: Re: [Freesurfer] Questions about correction over 2 hemispheres and MCC Hi Chris, bonferroni will be o

Re: [Freesurfer] TRACULA -prep error

2012-08-16 Thread Watson, Christopher
I've just taken to making the sym links myself after running trac-prep and before running bedpostx. Then everything should run normally. From: freesurfer-boun...@nmr.mgh.harvard.edu [freesurfer-boun...@nmr.mgh.harvard.edu] on behalf of Anastasia Yendiki [

Re: [Freesurfer] TRACULA some fiber volumes being too small

2012-10-18 Thread Watson, Christopher
There were recently a few messages on the list regarding this. What you should do is include "set reinit=1" in your config file, and then run trac-all -priors -c $CONFIG trac-all -path -c $CONFIG Make sure you only include the pathway of interest in the config file; otherwise, it will re-run the

Re: [Freesurfer] Red Hat Enterprise Linux 6?

2012-11-20 Thread Watson, Christopher
I've had no problems with it. From: freesurfer-boun...@nmr.mgh.harvard.edu [freesurfer-boun...@nmr.mgh.harvard.edu] on behalf of Brain Apprentice [bapprent...@gmail.com] Sent: Tuesday, November 20, 2012 11:53 AM To: freesurfer@nmr.mgh.harvard.edu Subject:

Re: [Freesurfer] Tool for incorporating T2-SPACE data in pial surface recons?

2012-11-20 Thread Watson, Christopher
Hi Bruce, So would you recommend acquiring a T2 in addition to an (ME)MPRAGE/SPGR? i.e. is it worth squeezing another acquisition into a protocol? Chris From: freesurfer-boun...@nmr.mgh.harvard.edu [freesurfer-boun...@nmr.mgh.harvard.edu] on behalf of Bru

Re: [Freesurfer] Cortical thickness analysis on data acquired from multiple sites

2013-02-18 Thread Watson, Christopher
Hi Bruce, What if she created an FSGD file, and instead of just having "patients" and "controls", she would have "patients1.5", "patients3", etc.? With over 400 subjects this should be feasible, i.e. the loss of d.f. is worth running the combined analysis. Chris

Re: [Freesurfer] GLM: What's the link?

2014-06-18 Thread Watson, Christopher
In this case, GLM stands for "General Linear Model", and not "Generalized Linear Model" (although the former is a subset of the latter). See e.g. http://en.wikipedia.org/wiki/Generalized_linear_model#Confusion_with_general_linear_models From: freesurfer-bo

Re: [Freesurfer] Command '-qa' in TRACULA

2014-12-12 Thread Watson, Christopher
Are you sure your path isn't look for the older "trac-all" first? If you didn't remove/overwrite it, that is. Type "which trac-all" (without the quotes) and see if the correct one is shown. From: freesurfer-boun...@nmr.mgh.harvard.edu [freesurfer-boun...@

Re: [Freesurfer] From bedpostX and recon-all to tracula

2014-12-15 Thread Watson, Christopher
I think certain filesystems don't support sym linking (e.g. FAT32). So that might be it. From: freesurfer-boun...@nmr.mgh.harvard.edu [freesurfer-boun...@nmr.mgh.harvard.edu] on behalf of Katherine Damme [katherine.da...@gmail.com] Sent: Monday, December

Re: [Freesurfer] Clarification on centos version/updates/patches

2012-04-12 Thread Watson, Christopher
Hi Nick, So would you recommend I install Centos 6 on the new workstation? In addition, I've run recon-all on a large study group (>100); I take it I'll have to re-run all of them? Thanks, Chris Chris, yes, the centos5 build freesurfer 5.1 will work on centos6 (we use it i

[Freesurfer] mri_convert and image orientation; Analyze format

2008-09-17 Thread Watson, Christopher
Hello Freesurfers, Lately I've been scratching my head about image orientation problems. What I do here is take the DICOM images and use mri_convert to convert them into SPM Analyze format. The command I use is: mri_convert.x86_64.dev -dicomread2 "$experiment" --nskip ${nskip} \

[Freesurfer] mri_convert: DICOM to nifti - multiple frames

2008-09-25 Thread Watson, Christopher
Hi, I'm interested in getting multiple nifti images for each time point, similar to this old thread: http://www.mail-archive.com/freesurfer@nmr.mgh.harvard.edu/msg03317.html i.e., for a scan of 5 minutes and TR = 3, I would like 100 separate nifti images. This works fine when I set --out_type sp

RE: [Freesurfer] Manual edits to aseg.mgz/brainmask.mgz

2007-11-06 Thread Watson, Christopher
the resolution. -Original Message- From: Bruce Fischl [mailto:[EMAIL PROTECTED] Sent: Tue 11/6/2007 8:49 PM To: Watson, Christopher Cc: freesurfer@nmr.mgh.harvard.edu Subject: Re: [Freesurfer] Manual edits to aseg.mgz/brainmask.mgz Hi Chris, what type of acquisition are you using? Dura can

[Freesurfer] recon-all error

2010-07-28 Thread Watson, Christopher
I was running a subject, and got this error: recon-all exited with ERRORS at Wed Jul 28 21:50:47 EDT 2010 make: *** [/usr/local/freesurfer/freesurfer-4.5.0/subjects/zhang_r/mri/aseg.mgz] Error 1 The disk is not full, and permissions are in order. I've run several other subjects with no problems

Re: [Freesurfer] Red Hat vs. CentOs

2010-08-10 Thread Watson, Christopher
I've never had any problems with CentOS 4.x; I have had some with CentOS 5, but that was only when trying to run tksurfer, and that's really only because I didn't feel like playing around with it. I think it was an openGL issue, and not specifically a Freesurfer issue. _

Re: [Freesurfer] running in the background?

2010-12-14 Thread Watson, Christopher
You can also just run e.g. "nohup recon-all -autorecon-all -s doe_j &" From: freesurfer-boun...@nmr.mgh.harvard.edu [freesurfer-boun...@nmr.mgh.harvard.edu] On Behalf Of Scott Burns [sbu...@nmr.mgh.harvard.edu] Sent: Tuesday, December 14, 2010 8:05 PM To:

Re: [Freesurfer] running in the background?

2010-12-14 Thread Watson, Christopher
010 9:54 PM To: Watson, Christopher Cc: Nathan Dankner; freesurfer@nmr.mgh.harvard.edu Subject: Re: [Freesurfer] running in the background? You can make it work with nohup? In the past I've had trouble and my thinking was that because recon-all starts many child processes, the currently conti