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Dear AFNI users-
We are very pleased to announce that the new AFNI Message Board framework is up! Please join us at:
https://discuss.afni.nimh.nih.gov
Existing user accounts have been migrated, so returning users can login by requesting a password reset. New users can create accounts, as well, through a standard account creation process. Please note that these setup emails might initially go to spam folders (esp. for NIH users!), so please check those locations in the beginning.
The current Message Board discussion threads have been migrated to the new framework. The current Message Board will remain visible, but read-only, for a little while.
Sincerely,
AFNI HQ
History of AFNI updates
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Hi Afni experts,
I have a meaningful interaction involving two groups for a contrast of Song type A > Song type B. Due to an unforeseeable difference between my two groups on a variable related to Song type B only, I've included that variable as a covariate in this analysis. I would like to now plot the betas for this interaction including the lower order components (song type A > ba
by
LJGD
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AFNI Message Board
Hi again AFNI experts,
I'm building a PPI analysis for a block-design task (2 stim types have blocks 14 sec long, 1 stim type has 46 sec blocks). In the spirit of making this as robust an analysis as PPI can be, is it appropriate to use a GAM HRF (like Gang has on his page through waver) or would a block HRF be better (as through 3dDeconvolve -nodata options).
It seems a block HRF woul
by
LJGD
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AFNI Message Board
Hi AFNI experts,
I just wanted to confirm that if I opt to call on 3dBlurToFWHM for smoothing in afni_proc.py (through the -blur_to_fwhm option) and I feed in multiple runs of a task into afni_proc.py all at once, that the smoothing with 3dBlurToFWHM is done for each run separately? I couldn't find confirmation in the notes.
Thanks!
Cheers,
Laurel
by
LJGD
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AFNI Message Board