[Mristudio-users] question on getting to byte data format for LDDMM

[XIN LI]

Hello Elizabeth,

For the second question, Landmarker has the function that can change the data format of images to byte. The button is below the check box "Slice Marker".


Xin



----- Original Message -----
From: Elizabeth Finger <Elizabeth.Finger at lhsc.on.ca>
Date: Thursday, July 31, 2008 5:04 pm
Subject: [Mristudio-users] question on getting to byte data format for LDDMM
To: dti studio help <mristudio-users at mristudio.org>


>  Hello-
>  
>  I am at the step of sending an individual subject's data to LDDMM for 
> automatic tract segementation, and have run into the following questions:
>  
>  1. For single subjects, do you recommend normalizing to the ICBM 
> group atlas or to the JHU-MNI single subject atlas?
>  
>  2. After loading the template B0 and FA images, and then our subject 
> mean B0, FA, DWI, eigenvalue and tensor, we did the AIR linear 
> transformation in Landmarker using the template B0 and the subject B0 
> images.  We then saved each 'updated files'  files (and the tensors 
> together)in the raw image format following the normalization.  When I 
> then attempt to use histogram buttons or the the single channel LDDMM 
> button, an error pops up that says the subject data must be in byte 
> format.  Clicking on the multple channel LDDMM, we can see the input 
> screen, but once we load up the template BO and FA and the subject B) 
> and FA and try to submit, we get the same error message that the 
> subject data must be in byte format.  We are not sure how to convert 
> the updated-normalized images from Landmarker to byte format for LDDMM?
>  
>  Thank you,
>  
>  Elizabeth Finger
>  
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