[Mristudio-users] theory - registration

Darren Gitelman d-gitelman at northwestern.edu
Tue May 18 03:15:56 EDT 2010


Dear Susumu

I am using the latest 64 bit version that I can download- 3.0.2 (Mar 2010).

When I click pixel rejection, there is no dialog that says Yue's
method, yes | no. There is just a button that says optional
parameters. I filled in 30 for the min bad area, 3 for the min z value
and 50 for the min B0- value. Then I clicked binary mask. Then OK to
the options dialog. Then OK to the DTI-Map Options dialog. The
calculation starts, but again the X appear on the slices and there is
no binary pixel mask.

While I'm at it I have some other questions about theory - registration

1) Should I run other registration methods such as AIR or MI before
theory-registratin? Will theory-registration take care of eddy current
correction?

2) What images are changed by theory registration?  The original
images? It doesn't seem to produce new images such as with mutual
information or AIR.

Thanks,
Darren


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