[elastix] Specify ROI (mask)

Vratislav Harabiš vratislav.harabis at gmail.com
Thu Mar 25 12:16:21 CET 2010


Here is all files http://elastix.vratik.cz/ They are only testing files 
for me, because i study possibilities of Elastix. In future i would like 
use this program to registration of ultrasound images so the mask is 
necessary for me.

Thank you

Vratislav Harabis


Dne 24.3.2010 22:26, Stefan Klein napsal(a):
> Dear Vratislav,
>
> Could you provide us with
> 1) the fixed image
> 2) the moving image
> 3) the elastix parameter file that you use?
>
> With this information it will be easier for us to guess what goes wrong.
>
> To keep the message size small, could you place the images on some 
> website for download somewhere? Or use something like 
> www.send2deliver.com?
>
> Thanks in advance,
> Stefan
>
>
> Vratislav Harabiš wrote:
>> Hi,
>>
>> i would like specify ROI for registration. In elastix manual is 
>> recomended to use fixed mask ( -fMask mymask.mhd). I have two images 
>> in mhd, fixed and moving (the moving image is same as fixed image, 
>> just manualy translated by -50 -20 pix). If i use elastix 
>> registration without the mask, result image is well registered 
>> (result transform parameters are -50.03 and -20.01). But if i use 
>> fixed mask, the result transformation parameter is -1,19 and 0.45. In 
>> image mask.png is shown position and size of the mask (lighter area) 
>> with respect to fixed image.
>>
>> Thank you.
>>
>> Vratislav Harabis
>>
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>>
>>
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>>
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