Re: [Freesurfer] Failed segmentation

2005-07-12 Thread Bruce Fischl
Hi Akram, try setting some control points in the white matter where there are intensity variation. That may fix your cerebellum problem. cheers, Bruce On Tue, 12 Jul 2005, Bakkour, Akram wrote: Dear all, I am working on a recent MPRAGE image obtained at MGH. First, we had trouble convert

Re: [Freesurfer] Failed segmentation

2005-07-12 Thread Xiao Han
Hi Akram, In that case, you will need to manually edit the WM volume to separate cerebellum from WM. You can load both WM and filled volume to tkmedit, and go through the slices to see where in "filled" volume cerebellum is connected to WM, and then edit the WM to cut off the connections. The

[Freesurfer] Failed segmentation

2005-07-12 Thread Bakkour, Akram
Dear all, I am working on a recent MPRAGE image obtained at MGH. First, we had trouble converting the files, but Dr. Ress converted it to analyze manually, I then used that analyze file in freesurfer. The image has a lot of inhomogeneity and the intensity is variable from the back and front of