Re: [Freesurfer] mri_glmfit DOSS

2021-07-12 Thread Dr. Cornelius Kronlage
sons to do this especially for eTIV? Thank you very much and with best wishes, Cornelius > Date: Fri, 9 Jul 2021 14:05:31 -0400 > From: "Douglas N. Greve" > Subject: Re: [Freesurfer] mri_glmfit DOSS > > You cannot use a DODS in this design as it tries to fit an off

Re: [Freesurfer] mri_glmfit DOSS

2021-07-09 Thread Douglas N. Greve
You cannot use a DODS in this design as it tries to fit an offset and a slope for each class, which can't be done when the class has only one member. Try using DOSS instead. You should probably demean and rescale the eTIV to be between 0 and 1. On 6/29/2021 11:19 AM, Dr. Cornelius Kronlage wro

Re: [Freesurfer] mri_glmfit DOSS

2021-06-30 Thread Dr. Cornelius Kronlage
046 of fsgdf.cpp? Cheers, Cornelius Date: Tue, 29 Jun 2021 15:19:20 + From: "Dr. Cornelius Kronlage" Subject: [Freesurfer] mri_glmfit DOSS To: "'freesurfer@nmr.mgh.harvard.edu'" Message-ID: <2a173629cd4540769ec6a07d892ca...@med.uni

[Freesurfer] mri_glmfit DOSS

2021-06-29 Thread Dr. Cornelius Kronlage
External Email - Use Caution Dear freesurfers, for a morphometry study, I am comparing a single subject at a time to a group of controls. I would like to include age, gender (as a continuous variable for the sake of simplicity) and eTIV as "nuisance" regressors in the GLM. The