Hi,
you can try Martin Reuter's mri_robust_template (part of FreeSurfer).
Cheers,
Andreas
Am 15.01.13 21:50 schrieb "Brett Harton" unter <[log in to unmask]>:
>Hello,
>
>I have a subject who I collected DTI data on at six time points. This
>question was brought up in an earlier post, but did not appear to get
>answered. Is there a way to perform a halfway transform for more than
>two time points so that all FA maps can be registered in the same space?
>Normalization to a template is not an option for this patient. I've
>tried using Baseline as the Reference image, week 1 as the input image,
>and the other weeks as secondary images and applying the halfway
>transform to all of the weeks but this does not seem to do the trick.
>I've also tried registering each of the consecutive weeks to the baseline
>image and used each week's halfway forward transform, but that doesn't
>seem to work either. Any suggestions/solutions would be greatly
>appreciated.
>
>Brett
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