Look at the wiki for our group analysis tutorial On 03/28/2014 09:41 AM, Linda Xu wrote: > Dear Douglas, > What should I do next? I do not know how to use the freesurfer to > calculate the correlation different of two group. So could you give me > some advice? > Yours Linda > > > > > 2014-03-27 19:18 GMT-04:00 Linda Xu <lynda....@gmail.com > <mailto:lynda....@gmail.com>>: > > Dear Douglas, > OK, I will figure it out. And my next question is that, What > should I do next? I do not know how to use the freesurfer to > calculate the correlation different of two group. So could you > give me some advice? > > > 2014-03-27 19:06 GMT-04:00 Douglas Greve > <gr...@nmr.mgh.harvard.edu <mailto:gr...@nmr.mgh.harvard.edu>>: > > > Surface-based analysis is an alternative to talairach-based > analysis. It does not make sense to do both. Is the AFNI > talairach space affine (ie, 12 dof)? If so, then it is > possible to undo the resampling to talairach space. You will > need to know which space the afni results are in (ie, MNI152 > or MNI305 or something else? 1mm or 2mm?) > doug > > > > > > On 3/27/14 5:06 PM, Linda Xu wrote: >> Dear Douglas, >> I do not understand what's your meaning? Yes I think the afni >> results has already alined to T1.mgz, so it is already in >> talairach space. I do not know what to do next? As I have two >> groups subjects. I do not know what to analysis the >> correlation different between two groups by using >> surface-based analysis of freesurfer. >> Linda >> Message: 5 >> Date: Wed, 26 Mar 2014 14:05:46 -0400 >> From: Douglas N Greve <gr...@nmr.mgh.harvard.edu >> <mailto:gr...@nmr.mgh.harvard.edu>> >> Subject: Re: [Freesurfer] Problem about the fMRI Analysis? >> To: freesurfer@nmr.mgh.harvard.edu >> <mailto:freesurfer@nmr.mgh.harvard.edu> >> Message-ID: <533316fa.50...@nmr.mgh.harvard.edu >> <mailto:533316fa.50...@nmr.mgh.harvard.edu>> >> Content-Type: text/plain; charset=ISO-8859-1; format=flowed >> >> >> Are the AFNI results already in talairach space? If so, then >> there is no >> point in going to surface space. >> doug >> >> >> On 03/26/2014 01:22 PM, Linda Xu wrote: >> > I get the correlation result between two condition of the >> functional >> > data by using AFNI( I do not know how to do correlation by >> using >> > freesurfer) >> > And then I use the bbregister to aline the correlation >> result (produce >> > by Afni) to the anatomical result produced by using freesurfer. >> > Next I using mri_vol2surf to aline the each one's >> functional result to >> > the fsaverage offer by freesurfer. >> > My question is :1 Should I need to do mri_vol2vol next for >> each subject? >> > 2 I have two group of subjects. I >> want to know >> > if there is some correlation different between them? What >> should I do >> > next? >> > Thanks very much! >> > Linda >> > > > 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. > > > > > > _______________________________________________ > Freesurfer mailing list > Freesurfer@nmr.mgh.harvard.edu > https://mail.nmr.mgh.harvard.edu/mailman/listinfo/freesurfer
-- Douglas N. Greve, Ph.D. MGH-NMR Center gr...@nmr.mgh.harvard.edu Phone Number: 617-724-2358 Fax: 617-726-7422 Bugs: surfer.nmr.mgh.harvard.edu/fswiki/BugReporting FileDrop: https://gate.nmr.mgh.harvard.edu/filedrop2 www.nmr.mgh.harvard.edu/facility/filedrop/index.html Outgoing: ftp://surfer.nmr.mgh.harvard.edu/transfer/outgoing/flat/greve/ _______________________________________________ Freesurfer mailing list Freesurfer@nmr.mgh.harvard.edu https://mail.nmr.mgh.harvard.edu/mailman/listinfo/freesurfer
