History of AFNI updates  

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July 31, 2014 06:08PM
With the high repetition of runs you have, I think you may be seeing the similar results reported here:

http://cercor.oxfordjournals.org/content/early/2014/07/01/cercor.bhu148.full

There the negative sustained response is more prevalent than the positive.
Subject Author Posted

negative beta values

bogadhiar July 31, 2014 05:12PM

Re: negative beta values

Daniel Glen July 31, 2014 06:08PM

Re: negative beta values

bogadhiar July 31, 2014 07:00PM

Re: negative beta values

gang August 01, 2014 12:33PM

Re: negative beta values

bogadhiar August 01, 2014 02:09PM

Re: negative beta values

gang August 01, 2014 04:04PM

Re: negative beta values

bogadhiar August 04, 2014 12:13PM

Re: negative beta values

gang August 05, 2014 01:29PM

Re: negative beta values

bogadhiar August 07, 2014 09:18AM