How many positive entries in array

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Mate 2u
Mate 2u le 1 Avr 2012
I have a 1450x1 array. I want to count how many positive entries in array?

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

Plus de réponses (1)

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

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