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Gradient descent for one variable

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neingeist 10 years ago
parent 514431e135
commit 2bf076c2fc
1 changed files with 4 additions and 9 deletions
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ex1/gradientDescent.m
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@ -16,12 +16,7 @@ for iter = 1:num_iters
% Hint: While debugging, it can be useful to print out the values % Hint: While debugging, it can be useful to print out the values
% of the cost function (computeCost) and gradient here. % of the cost function (computeCost) and gradient here.
% %
theta = theta - (alpha/m) * X' * (X*theta - y);
% ============================================================ % ============================================================