[Freesurfer] freesurfer transformation matrix

2005-09-13 Thread Bakkour, Akram
Dear all, I am an undergraduate student working in Dr. David Ress' lab at Brown University making a comparison of different brain segmentation applications among them freesurfer. However, I ran into much difficulty conducting a proper quantitative comparison of outputs. Indeed, I noticed that t

[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

[Freesurfer] wm fill won't work with partial brain

2005-05-23 Thread Bakkour, Akram
Hello, I have a high resolution image covering the back third of the brain obtained from surface coils and wm fill fails, it tells me that it doesn't find the corpus callosum. This makes sense because it is not a full brain. But I was wondering if there was a way around this and have the program