It's hard to say without more information, but that looks like a contrast vector which is used to test a hypothesis.

On 4/23/12 9:00 PM, bowang21@mail.ustc.edu.cn wrote:

Hi All, When we do the GroupAnalysis,there is a vector(such as: 0 0 0.5 0.5).And I just want to know how this vector involve in calculating?

---

Freesurfer mailing list Freesurfer@nmr.mgh.harvard.edu https://mail.nmr.mgh.harvard.edu/mailman/listinfo/freesurfer