[Mristudio-users] Philips gradient table

[Mojdeh Zamyadi]

for some reason the "Get Gradient Table" button is inactive for me!!! I 
have no idea why!


On 01/07/2014 05:25 PM, Dorian P. wrote:
> How about using the button Get Gradient Table directly in DTIstudio? 
> It works well with enhanced dicom, should be the same with old-style 
> dicom.
>
> Dorian
>
>
> 2014/1/7 Mojdeh Zamyadi <mojdehzm at gmail.com <mailto:mojdehzm at gmail.com>>
>
>     is there any other (easier) way to do it? the way I do it now is
>     running
>     dcm2nii on my dicom files to get the bval and bvec files, but I also
>     have to transpose the table since MRIstudio format is not consistent
>     with MRIcron. Could you please explain what do you exactly mean by
>     recalculating the table?! I thought what's in the .dcm file header is
>     the correct gradient, am I wrong?
>
>
>
>     On 01/07/2014 04:04 PM, Hangyi Jiang wrote:
>     > if dcm2nii works for your case, use dcm2nii.
>     > In general, use "overplus = on",  you may need to recalculate
>     the table based on the imaging angles.
>     >
>     >
>     > hangyi
>     >
>     >
>     >
>     > ________________________________________
>     > From: mristudio-users-bounces at mristudio.org
>     <mailto:mristudio-users-bounces at mristudio.org>
>     [mristudio-users-bounces at mristudio.org
>     <mailto:mristudio-users-bounces at mristudio.org>] on behalf of
>     Mojdeh Zamyadi [mojdehzm at gmail.com <mailto:mojdehzm at gmail.com>]
>     > Sent: Tuesday, January 07, 2014 2:49 PM
>     > To: mristudio-users at mristudio.org
>     <mailto:mristudio-users at mristudio.org>
>     > Subject: [Mristudio-users] Philips gradient table
>     >
>     > Hi all,
>     >
>     > I want to perform tractography on subjects scanned using both
>     1.5 and 3
>     > T Philips scanners (using 15 gradient directions). My question
>     is should
>     > I use the gradient table provided on the DTIstudio list or
>     should I use
>     > a software like dcm2nii to get the gradient table for each
>     subject and
>     > then copy that to DTIstudio? Please also note that the "Gradient
>     > Opverplus" option was on at the time of scanning.
>     >
>     > Thanks a lot,
>     > -M
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