I have ran rigid registration in flirt and I am still getting misalignment
around the ventricles. We would like to keep the DTI in native space.
Thank you,
Crystal
On 2/7/12 5:54 PM, "Cunningham, Dustin" <[log in to unmask]>
wrote:
>Hi Crystal,
>
>Usually you can get satisfactory registration between T1 and b0 in the
>same subject using rigid registration in flirt. May I ask why you want to
>register the T1 to DTI and not the other way around? Also, the ventricles
>should look very similar in shape in the T1 and b0 image, which is
>essentially T2 weighted.
>
>Dustin
>________________________________________
>From: FSL - FMRIB's Software Library [[log in to unmask]] On Behalf Of
>Franklin, Crystal G [[log in to unmask]]
>Sent: Tuesday, February 07, 2012 4:52 PM
>To: [log in to unmask]
>Subject: [FSL] T1 to DTI Registration
>
>Dear FSL,
>
>I am trying to register my subject's T1 (voxel dimensions of .8x.8x.8) to
>their DTI (voxel dimensions of 1.719x1.719x3). Unfortunately I do not
>have a T2 image or field maps. Do you suggest using the FA image or the
>b0? I have tried using both in flirt. The registration looks pretty
>good until I get around the ventricles. What is the best way to go about
>correcting this misalignment or the best procedure for registering the T1
>to DTI?
>
>Thank you,
>Crystal
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