완료

2017-05-28 17:17:42 +09:00
parent 992a5db5bf
commit 0705953efb
10 changed files with 34 additions and 12 deletions
--- a/ex1/featureNormalize.m
+++ b/ex1/featureNormalize.m
@@ -26,9 +26,10 @@ sigma = zeros(1, size(X, 2));
 % Hint: You might find the 'mean' and 'std' functions useful.
 %       

-
-
-
+mu = mean(X);
+X_norm .-= mu;
+sigma = std(X);
+X_norm ./= sigma;