have you tried changing the threshold in configure->functional overlay? What kind of values do you see? On Tue, 2 Feb 2010, keepmoon wrote:
> Dear all experters, > > First I am appreciated for the help of Bruce. > I tried to following his instruction, but I still have some problem and I > can't show any result on the flated surface. I don't know whether my method > to calculate the volume is wrong or I display it wrongly. Expecting someone > gives me a struction again! > My method is: using *read_curv* function to read* > lh.thickness* and*lh.area > *. Then the matrix of thickness product the matrix of area getting a new > matrix. Then using *write_curv* function to write this new matrix into a > *.volume. I think this volume file should be the grey volume image. (I am > not sure about this process) > And now I want to show this volume on a flated lh hemispere (using > tksurfer), But when I overlay this volume onto inflated surface, there is > not anything overlay on this surface? (this matrix is not all with 0. ) > > Anywhere am I wrong? > > Any instruction will be appriciated! > > Joe > > > > > > 2010/2/1, keepmoon <keepmoon1...@googlemail.com>: >> >> Dear developer, >> >> I want to compare the grey matter volume by VBM to cortical thickness >> by freesurfer. But in this process, I meet a problem: how to change the >> points number of grey matter into the same with the vertex of thickness by >> freesurfer? >> >> Any help will be appreciated! >> >> Best regards >> >> Joe >> > _______________________________________________ Freesurfer mailing list Freesurfer@nmr.mgh.harvard.edu https://mail.nmr.mgh.harvard.edu/mailman/listinfo/freesurfer
