How to calculate cumulative average of every n values in a matrix?

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Parthu P
Parthu P il 22 Nov 2019
Risposto: Parthu P il 22 Nov 2019
Hi, I have 300x20 matrix (A). How to calculate average of every 3 consecutive rows of each column to have output matrix B (100x20)?

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Ridwan Alam
Ridwan Alam il 22 Nov 2019
B = (A(1:3:end,:)+A(2:3:end,:)+A(3:3:end,:))/3

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JESUS DAVID ARIZA ROYETH
JESUS DAVID ARIZA ROYETH il 22 Nov 2019
solution:
mean100x20=reshape(mean(reshape(A,3,[])),100,[])
Parthu P
Parthu P il 22 Nov 2019
Thank you both.

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