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could you tell me how to write the script matlab about sigma problem

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Tia
Tia 2013-12-13
回答： Walter Roberson 2013-12-13
hello.. if i have this equetion:
G =256
E = Sigma C.^2
i,j=1 i,j
how to compute in matlab? Thanks

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Walter Roberson
Walter Roberson 2013-12-13
T = C(1:256, 1:256).^2;
E = sum(T(:));

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