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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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I tried running 3dDeconvolve with some 1D files, and with the bucket option I was having difficulty understanding the saved output. I saw on the help file that the cbucket command would be better, however, I'm not able to find the output files now. This is what I've been doing:
3dDeconvolve -input1D /$GSR_data_dir/$s/${s}_data.txt \
-overwrite \
-polort A
by
Dan
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AFNI Message Board
Hi Nick,
Thank you for your response. We will look into this and see if we can apply it to our data. It would be nice if the ROIgrow function had an option to erode masks in the same way it can dilate them (i.e., by a specified number of nodes).
Dan
by
Dan
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AFNI Message Board
Hi Peter,
Thank you for your help. Yes, our surface ROIs come from Freesurfer. I have been unable though to find any documentation though regarding the mris_label_calc function on FreeSurferWiki or elsewhere online.
Would it be possible to erode a surface ROI using 3dcalc, with a similar technique used in example 11 of the 3dcalc help page? I understand the example applies to volumetric d
by
Dan
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AFNI Message Board
Hello,
I have continued looking around for a function that can erode my surface ROI, but have still not had any luck. Any suggestions?
Thanks again,
Dan
by
Dan
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AFNI Message Board
Hello,
I have been attempting to erode my surface ROI onto SUMA using the 3dmask_tool function, but have been unable to get a desired result. My code is as follows:
3dmask_tool \
-input ROI_nodes_files \
-dilate_input -5 \
-prefix ROI_erosion
Additionally, I also looked into ROIgrow and tried setting -lim to -5 to see if this would reverse
by
Dan
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AFNI Message Board
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