Apply a formula and create a new matrix

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matlabuser
matlabuser 2020-8-27
评论： matlabuser 2020-8-28
Suppose I have 2 matrices :
x =
and y =
I am not able to figure out the code that will output a matrix which calculates the following:

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Bruno Luong
Bruno Luong 2020-8-27
编辑：Bruno Luong 2020-8-27
b.'*sum(A,2)
sum(A,2).'*b % preferable than
sum(A.'*b) % or
sum(b.'*A) % or
sum(A.*b,'all')
or
s = 0;
for i=1:size(A,1)
for j=1:size(A,2)
s=s+A(i,j)*b(i);
end
end
s

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