External Email - Use Caution
Dear Douglas,
Thank you for the answer!
Best regards,
Laura Willers de Souza
Master Student in Biochemistry
Zimmer Lab - Federal University of Rio Grande do Sul
- Porto Alegre/RS - Brazil
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Freesurf
If you run it with --eres-save, it will save the residuals in eres.mgh
On 12/4/2021 11:17 AM, Laura Willers de Souza wrote:
External Email - Use Caution
Hello FreeSurfer Developers,
I would like to assess whether my regression model meets the GLM
assumptions, especially if there is n
External Email - Use Caution
Hello FreeSurfer Developers,
I would like to assess whether my regression model meets the GLM assumptions,
especially if there is no multicollinearity.
Is it possible to perform this diagnosis in freesurfer?
If not, is there a way to extract the mod
Hi Gabriel,
for mri_glmfit, W = diag(sqrt(1./yffxvar)), ie, it is a diagonal matrix
where each element is the square root of the inverse of the variance
from the lower level. This changes the equation from a simple ordinary
least squares into a weighted least squares (though not quite a true
Hello Freesurfers
I would like to run a specialized group GLM analysis on the volume using
estimates from the individual subject analysis in Freesurfer as summary
statistics. I would like to learn a little more about how this estimation
is done before doing so. I have looked at the documentation