[Freesurfer] recon-all head motion

2013-04-03 Thread Allison Gruber
Dear experts, I was wondering if there is an output from the recon-all procedure that quantifies the motion/ motion correction. I am thinking it may be the talsrcimg_to_711-2C_as_mni_average_305_t4_vox2vox.txt file, but am not sure how to interpret this. I tried to review the list serv, but

[Freesurfer] Longitudinal processing

2012-09-27 Thread Allison Gruber
Hello, I am using the longitudinal processing stream to analyze a data set. I have two questions: 1: We are expecting there to be significant changes in the volume of certain structures and gray matter between time point 1 and 2. We wanted to make sure the longitudinal stream is still appro

[Freesurfer] Tracula preprocessing step error

2013-01-08 Thread Allison Gruber
Dear Freesurfer experts, I have encountered the following error while running the tracula pre-processing command and was hoping you could help me understand how to correct this. Selection from log: mri_convert /Users/Desktop/Tracula/diffusion_DTI/ /Users/Desktop/Tracula/diffusion_DTI/Subje

Re: [Freesurfer] Tracula preprocessing step error

2013-01-09 Thread Allison Gruber
t; trying to convert the directory /Users/Desktop/Tracula/diffusion_DTI to > a nifti file. From the name of that nifti file, it looks like it's > expecting to find a field map and not finding it. > > Hope this helps, > a.y > > On Tue, 8 Jan 2013, Allison Gruber wrote: > >

[Freesurfer] Head motion question

2013-02-28 Thread Allison Gruber
Dear Freesurfer, I was wondering if there is any output from Tracula that quantifies head motion (or the head motion correction performed). If so, is there any standard in the field about an acceptable level or a cut-off point? Thank you for your help, Allison Gruber