Print out the cost function J

10 years ago · 38064db8b3
parent 2bf076c2fc
commit 38064db8b3
1 changed files with 2 additions and 0 deletions
--- a/ex1/gradientDescent.m
+++ b/ex1/gradientDescent.m
@ -18,6 +18,8 @@ for iter = 1:num_iters
    %
    theta = theta - (alpha/m) * X' * (X*theta - y);

+    J = computeCost(X, y, theta)
+
    % ============================================================

    % Save the cost J in every iteration