Hi:
I am currently trying to do a coregistration fMRI -> T1 3D, but I got
bad results (see attached image). In FLIRT module I used the following
settings:
i) Mode: Input image -> Reference Image
ii) 6-7 DOF
iii) Reference Image: T1 3D
iv) Input image: fMRI
v) Search Tab:
a) Images: "not aligned, but same orientation", and "Already
virtualy aligned (no search)"
vi) Cost function: I used Correlation ratio, and mutual information
vii) Interpolation Tri-linear, Sinc
I got the similar coregistration bad results analyzing the fMRI study
using "FEAT FMRI Analysis" module.
Which could be the problem ?
Sincerely,
Gonzalo Rojas Costa
Service of Neuroradiology
Institute of Neurosurgery Dr. Asenjo
Santiago
Chile
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