Hi,
For nonlinear registration you will need intensity variation across
the images which is absent in binary masks, because fnirt needs
Hessian and gradient of the cost function to drive the registration.
What exactly are you trying to achieve?
On 7/21/14, Ray Razlighi <[log in to unmask]> wrote:
> Has anyone have a fnirt configuration file for registering two small binary
> masks?
> Or any suggestion on critical parameters that needs to be modified for
> binary masks registration is greatly appreciated,
>
> Best
>
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