GPU imdilate of 3D volume

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Stijn De Schepper
Stijn De Schepper on 23 Jul 2018
Commented: Paul CHao on 2 Feb 2023
I am using imdilate very frequently in my code, so speeding up this process would give me a huge performace benefit. Therefore I am trying to run it on the GPU.
se_c = ((X).^2+(Y).^2+(Z).^2<1);
C = imdilate(gpuArray(uint8(G)),gpuArray(se_c));
The following error message is issued: Error using morphopInputParser (line 48) Expected structuring element to be 2-D.
Is there a way to perform an image dilation of a 3D volume by a 3D structuring element using the GPU?
  1 Comment
Matt J
Matt J on 23 Jul 2018
Edited: Matt J on 23 Jul 2018
Is G binary? What are the typical dimensions of se_c? Of G?

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Accepted Answer

Joss Knight
Joss Knight on 23 Jul 2018
No, this isn't possible unless you wish to write your own implementation. You are not the first to request this feature, it has been noted, and thanks for giving your feedback.
  4 Comments
Stijn De Schepper
Stijn De Schepper on 24 Jul 2018
No need to say sorry. I was genuinly grateful for your response. I would have liked for the function to exist already, but now I know it's not available yet I can at least stop looking. Thanks!
Paul CHao
Paul CHao on 2 Feb 2023
Found this thread, is this feature implemented now?

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