Re: [Freesurfer] EM registration: brain centroid

2014-05-13 Thread Bruce Fischl
Hi Mark if you upload a subject that failed and the gca I'll take a look Bruce On Mon, 12 May 2014, Mark Plantz wrote: Yes, I created my own atlas for use with 1-2 year olds. It seems to be happening for all of the subjects. I am wondering if changing the recon-all code to load the manual t

Re: [Freesurfer] EM registration: brain centroid

2014-05-12 Thread Mark Plantz
Yes, I created my own atlas for use with 1-2 year olds. It seems to be happening for all of the subjects. I am wondering if changing the recon-all code to load the manual talairach.lta file for the EM_registration and CA_normalization would possibly fix the problem. It seems strange that the wm/gm

Re: [Freesurfer] EM registration: brain centroid

2014-05-12 Thread Bruce Fischl
Hi Mark did you create your own .gca file? If so, why? Does it happen for all your subjects? Bruce On Mon, 12 May 2014, Mark Plantz wrote: As a quick update to this problem, it looks like the wm_mean and gm_mean are reasonable during the #SkullLTA and #SkullStripping steps. However, wm m

Re: [Freesurfer] EM registration: brain centroid

2014-05-12 Thread Mark Plantz
As a quick update to this problem, it looks like the wm_mean and gm_mean are reasonable during the #SkullLTA and #SkullStripping steps. However, wm mean = 0 and gm mean = 0 for the #CA_normalize and #EM_registration steps. Could this have anything to do with using a manual talairach alignment in p

[Freesurfer] EM registration: brain centroid

2014-05-12 Thread Mark Plantz
Hi Freesurfers, Does anyone know if it is possible to manually set the brain centroid during the EM Registration step of the recon-all pipeline. I am using a non-default atlas, and have discovered that many of my difficulties have resulted from the brain centroid being incorrectly assigned to a