How to sum 3D matrix along 2 and 3 dimention

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Ole
Ole on 8 Jul 2022
Answered: Stephen23 on 8 Jul 2022
There is 20x10x10 matrix how to sum all elements in the 2D slices along the 20 elements.
The end result should be 20x1 vector
B = ones(20,10,10);

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Accepted Answer

Stephen23
Stephen23 on 8 Jul 2022
Ran in:
B = ones(20,10,10);
V = sum(B,2:3)
V = 20×1
100 100 100 100 100 100 100 100 100 100

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