[Mristudio-users] fa intensity range post linear registration

[Xin Li]

Siewmin,

Sorry, I misunderstood your words. You said the FA max is 0.96 not the byte max. 

I think it is fine to leave it that way. After Andreai comes back, I will ask her if it would affect the lddmm result.


Xin



----- Original Message -----
From: Siewmin Gan <siewmin.gan at gmail.com>
Date: Tuesday, July 14, 2009 12:16 pm
Subject: [Mristudio-users] fa intensity range post linear registration
To: "DTI Studio, ROI Editor, Landmarker Questions/Support" <mristudio-users at mristudio.org>


> Hi,
>      After linear registration, the aligned FA max range value becomes 
> around
>  0.96-0.98 for some subjects (the original FA range prior to 
> registration is
>  0-1). May I ask why the the max intensity or range would decrease, after
>  linear registration with AIR?
>  
>  Hence when I change this post-aligned FA image format to byte before 
> feeding
>  it to multichannel processing, the max intensity would be shown as the
>  previous altered max value (i.e 0.96). Would it be fine to leave it 
> as that
>  when the max value of the atlas FA is 1?
>  
>  Thanks
>  
>  Siewmin 
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