AFNI Message Board

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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October 01, 2015 11:31AM
To add onto Daniel and Zhark's comments. It looks like you are trying to estimate the smoothness of the data from the actual ANOVA results. This is... not ideal. Instead you should use 3dFWHMx to estimate the smoothness of your individual subjects errts files, calculate the average of this smoothness value, and use those values to put into your 3dClustSim command. Relevant warning from 3dFWHMx below:

 *** Do NOT use 3dFWHMx on the statistical results (e.g., '-bucket') from ***
 *** 3dDeconvolve or 3dREMLfit!!!  The function of 3dFWHMx is to estimate ***
 *** the smoothness of the time series NOISE, not of the statistics. This ***
 *** proscription is especially true if you plan to use 3dClustSim next!! ***
Subject Author Posted

add cluster tables to relevant statistical datasets

Liu Mengxing September 29, 2015 09:42AM

Re: add cluster tables to relevant statistical datasets

Daniel Glen September 29, 2015 06:13PM

Re: add cluster tables to relevant statistical datasets

Liu Mengxing September 29, 2015 07:30PM

Re: add cluster tables to relevant statistical datasets

Peter Molfese October 01, 2015 11:31AM

Re: add cluster tables to relevant statistical datasets

Emperor Zhark October 01, 2015 09:47AM