[Mristudio-users] Question about Coregistration between high-resolution anatomy and DTI data

[Seongjin]

I appreciate your answer to my question.

SC

On Mon, Feb 28, 2011 at 3:04 AM, Castaneda, Salvador <
salvador.castaneda at med.uni-tuebingen.de> wrote:

>  Hello SC,
>
> I think i have already had this question and there is a way to coregister
> with an anatomical reference. you can probably read Dr. Mori's answers in
> earlier threads if you keep the emails.
> What i have done but didn't continue to use it, was to reduce the size of
> the anatomical image to the size of the DT image using diffeomap. Later did
> AIR in DTIstudio using the anatomy as a reference to the Mosaic DTI images i
> had, which were cut in the same size as my anatomy. After this
> coregistration there was a nice mixed image of anatomy with the DTI. So then
> i saved this as separate analize file and proceeded to the DTI analysis as
> usual. When it came time to draw my ROIs, I would open the coregistered
> anatomy with DTI analize file, which know was exactly the same position and
> size, and then i would have nice clear ROIs. The ROIs i would draw either
> with ROI editor or DTIstudio.
> I didn't continue to do this, because it is obviously tedious method. So i
> proceeded to do all the DTI analysis in DTi studio, export the files as
> Analize, and then coregister my anatomy images with another program. It was
> hard for me to work with ROI editor because the resolution of my DTI is
> relatively bad. So i had to use a different program.
> Any way i hope this helps,
>
> cheers
> Salvador C
>
>  ------------------------------
> *Von:* mristudio-users-bounces at mristudio.org [mailto:
> mristudio-users-bounces at mristudio.org] *Im Auftrag von *[Seongjin]
> *Gesendet:* Sonntag, 27. Februar 2011 06:22
> *An:* DTI Studio, ROI Editor, Landmarker Questions/Support
> *Betreff:* [Mristudio-users] Question about Coregistration between
> high-resolution anatomy and DTI data
>
> I know DTI studio supports only intra-subject/intra-DTI registration.
> I tried to use Diffeomap, but it complained about images are not of the
> same image parameters.
> If you have a complete guide about how to coregistration of DTI (e.g.
> 256x256) to High-resolution anatomy (e.g. 512x512), could you share it with
> me and whole community?
>
> I appreciate that in advance.
>
> SC
>
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