of Greve, Douglas N.,Ph.D.
Sent: Tuesday, September 10, 2019 11:46 AM
To: freesurfer@nmr.mgh.harvard.edu
Subject: Re: [Freesurfer] Opseq2 question
The FIR assumes that your stimuli will be presented on a "clock", eg, on
a TR (not necessarily ever TR, but every time a stimulus is
tal
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> 149 13th Street, 149-2615
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> *From:* freesurfer-boun...@nmr.mgh.harvard.edu
> on behalf of Greve, Douglas
> N.,Ph.D.
> *Sent:* Tuesday, September 10, 2019 11:24 AM
> *To:* fr
, 149-2615
Charlestown, MA, USA, 02129
From: freesurfer-boun...@nmr.mgh.harvard.edu
on behalf of Greve, Douglas N.,Ph.D.
Sent: Tuesday, September 10, 2019 11:24 AM
To: freesurfer@nmr.mgh.harvard.edu
Subject: Re: [Freesurfer] Opseq2 question
If you are going
If you are going to assume a shape to the hemodynamic response, then I
don't think it makes much difference. It will make a difference if you
are going to use an FIR.
On 9/9/19 10:49 AM, Nasiriavanaki, Zahra wrote:
> Hi Freesurfer experts
>
> I have a question about designing an event related
Hi Freesurfer experts
I have a question about designing an event related task. We are designing a
task for fear conditioning. Each stimuli presentation lasts 4 seconds. My
question is if we set the TR to 2 (which is a multiply of 4), will it make the
paradigm to have more power in signal
