mercredi 8 avril 2015

Cost function for linear regression with multiple variables in Matlab


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The multivariate linear regression cost function:is here Is the following code in Matlab correct?



function J = computeCostMulti(X, y, theta)
m = length(y);
J = 0;
J=(1/(2*m)*(X*theta-y)'*(X*theta-y);
end


asked 46 secs ago







Cost function for linear regression with multiple variables in Matlab

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