[Insight-users] ConnectedComponentImageFilter and NumberOfThreads bug.

[Gaëtan Lehmann]

Le 23 sept. 08 à 00:37, Greg Harris a écrit :

> Hi, Gaëtan.
> The attached image has the data that elicited the multiple adjoining
> component labeling, although I did a little work to extract it.
>
> The workstation that showed the bug is an 8-core Mac OSX  10.5.4.
>
> I have chosen not to send the image file through the listserv, not  
> knowing
> if that is right to do.
> Greg
>

Hi Greg,

I have reproduced your problem here. It appears only with 3 threads or  
more.
I'm checking the code in charge of merging the different parts produce  
by the different threads.

Gaëtan


>
> On 9/22/08 1:51 PM, "Gaëtan Lehmann" <gaetan.lehmann at jouy.inra.fr>  
> wrote:
>
>> Hi Greg,
>>
>> I'm using 3D images with that filter (nearly) every days, and never
>> noticed any problem, so it may not be related to the 3D cases.
>> Can you send me your test image, so I can track the problem? Also, do
>> you see that problem with two threads, or do you have to set more
>> threads?
>>
>> Sorry to have introduced a new problem, and thank you for testing ITK
>> unstable :-)
>>
>> Gaëtan
>>
>> -- 
>> Gaëtan Lehmann
>> Biologie du Développement et de la Reproduction
>> INRA de Jouy-en-Josas (France)
>> tel: +33 1 34 65 29 66    fax: 01 34 65 29 09
>> http://voxel.jouy.inra.fr  http://www.mandriva.org
>
> <3dSkullStrip-derived_binary_brain_mask.nii.gz>

-- 
Gaëtan Lehmann
Biologie du Développement et de la Reproduction
INRA de Jouy-en-Josas (France)
tel: +33 1 34 65 29 66    fax: 01 34 65 29 09
http://voxel.jouy.inra.fr  http://www.mandriva.org
http://www.itk.org  http://www.clavier-dvorak.org

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