did you look at the zero-disparity vs fixation contrast? Can you send your paradigm file? Can you send pictures?
On 1/9/19 12:26 AM, xi star wrote: > > External Email - Use Caution > > Hi! FS Experts! > In the fMRI experiment, there are 2 conditions: > 1# 3D picture > 2# zero disparity picture > interleaved with fixation block (0). > > To compare 3D-vs-zero disparity, I used command: > mkcontrast-sess -a 1 -c 2 -nosumconds > but the results showed more activation then expected. To find the > problem, I compared 3D-vs-fix (-a 1 -c 0), the result shows the same > as 3D-vs-zero disparity. > My question is: > why the two contrast ( [1 0; 0 -1] and [1 0] ) came to the same > result? How can I compared the two conditions? > Thanks a lot ! > Yours, > Star > > _______________________________________________ > Freesurfer mailing list > Freesurfer@nmr.mgh.harvard.edu > https://mail.nmr.mgh.harvard.edu/mailman/listinfo/freesurfer _______________________________________________ Freesurfer mailing list Freesurfer@nmr.mgh.harvard.edu https://mail.nmr.mgh.harvard.edu/mailman/listinfo/freesurfer
