1 files changed, 5 insertions, 5 deletions
diff --git a/src/tutorial/distancefunction/TutorialDistanceFunction.java b/src/tutorial/distancefunction/TutorialDistanceFunction.java
index 0b225c61..e41f8093 100644
--- a/src/tutorial/distancefunction/TutorialDistanceFunction.java
+++ b/src/tutorial/distancefunction/TutorialDistanceFunction.java
@@ -37,14 +37,14 @@ import de.lmu.ifi.dbs.elki.distance.distancefunction.AbstractVectorDoubleDistanc
  */
 public class TutorialDistanceFunction extends AbstractVectorDoubleDistanceFunction {
   @Override
-  public double doubleDistance(NumberVector<?, ?> o1, NumberVector<?, ?> o2) {
-    double dx = (o1.doubleValue(1) - o2.doubleValue(1));
-    double dy = (o1.doubleValue(2) - o2.doubleValue(2));
+  public double doubleDistance(NumberVector<?> o1, NumberVector<?> o2) {
+    double dx = (o1.doubleValue(0) - o2.doubleValue(0));
+    double dy = (o1.doubleValue(1) - o2.doubleValue(1));
     return dx * dx + Math.abs(dy);
   }
 
   @Override
-  public SimpleTypeInformation<? super NumberVector<?, ?>> getInputTypeRestriction() {
-    return new VectorFieldTypeInformation<NumberVector<?, ?>>(NumberVector.class, 2);
+  public SimpleTypeInformation<? super NumberVector<?>> getInputTypeRestriction() {
+    return new VectorFieldTypeInformation<NumberVector<?>>(NumberVector.class, 2);
   }
 }
 \ No newline at end of file