Calculate error for training set

Merouane Atig · Merouane Atig · commit 2d5248347342 · 2011-11-17T23:27:44.000+01:00
diff --git a/mlclass-ex5/learningCurve.m b/mlclass-ex5/learningCurve.m
@@ -58,8 +58,10 @@
 for i = 1:m
     Xset = X(1:i, :);
     yset = y(1:i);
-    theta = trainLinearReg(X, y, 0);
+    theta = trainLinearReg(Xset, yset, lambda);
     error_train(i) = linearRegCostFunction(Xset, yset, theta, 0);
+    theta = trainLinearReg(Xval(1:i, :), yval(1:i), lambda);
+    error_val(i) = linearRegCostFunction(Xval, yval, theta, 0);
 end
 
 
