Hello Doug, Thank you for your previous answer. I have another question in the mkanalysis. When I run mkanalysis is it possible to analyse only a part of my run? I mean if my stimuli was 100s per run, can i tell mkanalysis to ignore the first 20s and the last 30s and analyse the 50 in the middle?
Walid > On Mar 21, 2018, at 0:10, Douglas Greve <[email protected]> wrote: > > Sorry, yes you can use an A-B blocked paradigm. Run mkanalysis-sess -help to > get more info > >> On 3/20/18 4:28 AM, Walid Yassin wrote: >> Hello all, >> >> I would like to pose my question again in case it got missed. >> >> Thank you. >> >> WY >> >>> On Mon, Mar 19, 2018 at 3:47 PM, Walid Yassin <[email protected]> >>> wrote: >>> Hi Doug, >>> >>> Is it possible to run retinotopy-like analysis to reveal areas in the brain >>> responsible for a certain phase of a presented stimuli? >>> Say, instead of presenting 0 - 360 degrees of rotating wedge per cycle, we >>> would like to present arbitrary scale of 0 - 100 of a particular stimulus >>> feature, that does not necessarily differ in their retinotopic locations. >>> >>> We thought, if we pretend that scale-0 is equivalent to a wedge of 0 >>> degree, and scale-50 is equivalent to a wedge of 180 degrees, and so on, we >>> would be able to map the cortical area corresponding to each value of the >>> scale. >>> However, the retinotopy protocol of freesurfer requires the input of a >>> stimulus type “e.g. polar or eccen” and direction “e.g. pos or neg”, so our >>> analysis won’t work as we intend. >>> >>> Running Freesurfer v5.3.0 >>> >>> Thank you >>> >>> Walid >> >> >> >> _______________________________________________ >> Freesurfer mailing list >> [email protected] >> https://mail.nmr.mgh.harvard.edu/mailman/listinfo/freesurfer > > _______________________________________________ > Freesurfer mailing list > [email protected] > https://mail.nmr.mgh.harvard.edu/mailman/listinfo/freesurfer > > > The information in this e-mail is intended only for the person to whom it is > addressed. If you believe this e-mail was sent to you in error and the e-mail > contains patient information, please contact the Partners Compliance HelpLine > at > http://www.partners.org/complianceline . If the e-mail was sent to you in > error > but does not contain patient information, please contact the sender and > properly > dispose of the e-mail.
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