How many positive entries in array

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Mate 2u
Mate 2u il 1 Apr 2012
Modificato: hidayet beyhan il 28 Mar 2020
I have a 1450x1 array. I want to count how many positive entries in array?

Risposta accettata

Wayne King
Wayne King il 1 Apr 2012
x = randn(1450,1);
indices = find(x>0);
length(indices)
or
count = length(nonzeros(x(x>0)));

Più risposte (1)

hidayet beyhan
hidayet beyhan il 28 Mar 2020
Modificato: hidayet beyhan il 28 Mar 2020
Or you can use for an array:
x = randn(1450,1);
sum(x>0)

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