calculate mean of a vector

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Raman
Raman 2013-4-24
i've an image of size 256 x 256
i've extracted one block from it, then i've convert the matrix to vector.
can anyone tell me how to calculate the mean of the vector.
grayImage=rgb2gray(imread('misile.jpg'));
grayImage=imresize(I,[256,256]);
J= grayImage(1:128,1:128);
vect=reshape(J.',1,numel(J)); % matrix to vector conversion
plz tell me how to calculate mean of a vector

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Andrei Bobrov
Andrei Bobrov 2013-4-24
out = mean(vect);

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