Re: [Freesurfer] longitudinal FreeSurfer help

2020-03-17 Thread Swati Rane
. Best regards, Kersten Am 13.03.2020 um 22:40 schrieb Swati Rane mailto:srle...@uw.edu>>: External Email - Use Caution Also, when I run the lme_mass_fit_EMinit, lme_mass_RgGrow, lme_mass_fit_Rgw, I get a warning: Matrix is close to singular or badle scaled. Results may be in

Re: [Freesurfer] longitudinal FreeSurfer help

2020-03-13 Thread Swati Rane
914) In remoteParallelFunction (line 38). What could cause this warning? I am afraid my results will not be correct. Swati ____ Swati Rane Levendovszky, PhD Interim Director, Diagnostic Imaging Sciences Center Assistant Professor, Integrated Brain Imag

Re: [Freesurfer] longitudinal FreeSurfer help

2020-03-12 Thread Swati Rane
eyes possible to use the more simple mass-univariate approach using lme_mass_fit_vw as an alternative. Regarding 6, which specific questions do you have? Best regards, Kersten On Do, 2020-03-12 at 05:58 +, Swati Rane wrote: External Email - Use Caution Dear FreeSurfer exper

[Freesurfer] longitudinal FreeSurfer help

2020-03-11 Thread Swati Rane
External Email - Use Caution Dear FreeSurfer experts, I simply do not understand the LME setup for longitudinal analyses. Here is what I have: 3 groups each with variable longitudinal data (in terms of umber of time points and interval between timepoints). I am interested in de

Re: [Freesurfer] mri_glmfit-sim for longitudinal pipelines

2020-01-17 Thread Swati Rane
External Email - Use Caution Thanks, Martin. This helps a lot. Swati Swati Rane Levendovszky, PhD Interim Director, Diagnostic Imaging Sciences Center Assistant Professor, Integrated Brain Imaging Center Radiology University of

Re: [Freesurfer] mri_glmfit-sim for longitudinal pipelines

2020-01-16 Thread Swati Rane
External Email - Use Caution It is the file computed longitudinal processing that represents the rate with respect to the thickness at the first time point computed by long_mris_slopes. Swati Swati Rane Levendovszky, PhD Interim

Re: [Freesurfer] mri_glmfit-sim for longitudinal pipelines

2020-01-14 Thread Swati Rane
? Thanks! Swati Swati Rane Levendovszky, PhD Interim Director, Diagnostic Imaging Sciences Center Assistant Professor, Integrated Brain Imaging Center Radiology University of Washington Box 357115 | AA035 HSB | Seattle, WA 98195 srle...@uw.edu<mailto:s

[Freesurfer] mri_glmfit-sim for longitudinal pipelines

2020-01-10 Thread Swati Rane
External Email - Use Caution Hello FreeSurfer Developers, I'm attempting to compare longitudinal cortical thinning rates (pc1) between 3 groups using mri_glmfit using FreeSurfer 6.0. The tutorial suggests that you could use the multiple comparisons corrections that come with it