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 <walidyassi...@gmail.com> 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
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