[caret-users] how to select a Region of interest on flat surface

[Sofia Crespi]

thank you Donna..
I'll try!
sofia
----- Original Message ----- 
From: "Donna Dierker" <donna at brainvis.wustl.edu>
To: "Caret, SureFit, and SuMS software users" 
<caret-users at brainvis.wustl.edu>
Sent: Thursday, April 24, 2008 3:07 PM
Subject: Re: [caret-users] how to select a Region of interest on flat 
surface


> Hi Sofia,
>
> I confess this *Assign voxels within closed border feature is news to me.
>
> If you save both the border and border color files, and then open these
> files later with the flat surface loaded in the main window, then you
> should see the borders.  But if any other surface is loaded in the main
> window, you won't see them.  (Make sure D/C: Border menu has Show
> Borders toggled on; the default behavior depends on the caret version.)
>
> In order to see the borders on other surface configurations (fiducial,
> inflated, etc.), you need to either select auto-project when you draw
> the border (unavailable on older versions), or do Layers: Borders:
> Project borders.  Then, save the resulting borderproj file.
>
> Border and borderproj files differ like so:
>
> * Borderproj attaches the border points to tiles, when facilitates
> viewing across configurations.
> * Border files are points in space/grid relative to some reference
> surface.  This can be handy if you need to display multiple borders
> generated from different meshes (subjects or distinct timepoints).
>
> Also, my guess is that when you use this feature, your output is a
> volume paint file (voxels), and that you probably need to save File:
> Volume Paint file in order to save the voxel assignments.
>
> Donna
> *
> On 04/24/2008 06:10 AM, Sofia Crespi wrote:
>> hello..
>> i wanto to select a Region of Interest (RoI) on the falt surface
>> previously genereated.
>> I usually use the option:
>>
>> Layers- Border-Draw border
>> I assign the name (plus the numeber of talairach coordinates)
>> - type: *closed boundary -2D*
>> *-*I select the option *Assign voxels within closed border*
>> -thickness: +/-1.
>>
>> I design my RoI
>>
>> finally I save my file as:
>> *1. border file-Surface*
>> *2. Border color file *
>> **
>> *sometimes when I load my spec file later + the borders file I can see
>> the selected borders without problems*
>> *other times I see the saved files ma I cannot display my borders even
>> if I've correctly selected tha border file...*
>> *can you explain me why?*
>> *where is my error???*
>> **
>> thanks in advance
>> Sofia
>>
>>
>> **********************************************************************
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>>
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>
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********************************************************************
Sostieni la ricerca del San Raffaele con il 5permille!
E' SEMPLICE E NON COSTA NULLA.
Basta indicare nell'apposito riquadro della dichiarazione dei
redditi ("Finanziamento agli enti della ricerca sanitaria") 
il codice fiscale della 
Fondazione Centro S. Raffaele del Monte Tabor:
03 06 42 80 153 e ricordarsi di firmare.
Se vuoi saperne di piu' scrivi a 5permille at hsr.it o vai sul sito
www.5xmille.org