kleines bugfix

dataset/metrik-beispiel.csv

@@ -0,0 +1,9 @@
+0,2,3
+1,4,4
+2,5,2
+3,6,4
+4,7,2
+5,7,5
+6,8,7
+7,9,5
+8,11,6

src/main/java/Presenter/Algorithms/LeastMedianOfSquaresEstimator.java

@@ -353,8 +353,8 @@ public class LeastMedianOfSquaresEstimator extends Observable implements Algorit
   public void getResult() {
     if (presenter != null) {
       setChanged();
-      double m = (getSigmaMin().getX2() + getSigmaMin().getX1()) * -0.5;
-      double b = (getSigmaMin().getY2() + getSigmaMin().getY1()) * 0.5;
+      double m = (getSigmaMin().getX2() + getSigmaMin().getX1()) * 0.5;
+      double b = (getSigmaMin().getY2() + getSigmaMin().getY1()) * -0.5;
       String[] result = {"lms", m+"", b+""};
       notifyObservers(result);
     }

src/main/java/Presenter/Algorithms/RepeatedMedianEstimator.java

@@ -267,8 +267,8 @@ public class RepeatedMedianEstimator extends Observable implements Algorithm {
   public void getResult() {
     if (presenter != null) {
       setChanged();
-      double m = thetaLow * (-1);
-      double b = (
+      double m = thetaLow;
+      double b = (-1)*(
           (linesInCenterSlab.get(0).getM() * (thetaLow)) + linesInCenterSlab.get(0)
               .getB());
 

src/main/java/Presenter/Algorithms/TheilSenEstimator.java

@@ -244,8 +244,7 @@ public class TheilSenEstimator extends Observable implements Algorithm {
                 m = resultSt.get(((size + 1) / 2) - 1).getX();
             }
 
-            b = y - (x * m);
-            m *= -1;
+            b = (x * m) - y;
 
             String[] result = new String[]{"ts", m + "", b + ""};
             notifyObservers(result);

src/main/java/Presenter/Import/DataImporter.java

@@ -54,7 +54,7 @@ public class DataImporter extends Observable{
       for(String[] nextLine : lines) {
         // nextLine[] is an array of values from the line
         Double x = Double.parseDouble(nextLine[1]);
-        Double y = Double.parseDouble(nextLine[2]);
+        Double y = Double.parseDouble(nextLine[2]) * (-1);
         Line line = new Line(x,y);
         line.setId(counter+"");
         this.presenter.getModel().addLine(line);

src/main/java/Presenter/IntersectionCounter.java

@@ -132,7 +132,7 @@ public class IntersectionCounter {
    * @param a     Eingabefeld mit den Elementen die überprüft werden sollen.
    * @param start Startpunkt des Eingabefeldes.
    * @param end   Endpunkt des Eingabefeldes.
-   * @param aux   Groundtruth Ordnung um die Anzahl der Inversionen zu bestimmen.
+   * @param aux   Temporäres Array das beim Mergen eine Kopie des original Arrays ist.
    * @return      Anzahl der inversionen zwischen a und aux.
    */
   public int countInversions(List<Integer> a, int start, int end, List<Integer> aux) {
@@ -150,11 +150,16 @@ public class IntersectionCounter {
     int left = start;
     int right = mid + 1;
     int index = start;
+    //hier beginnt das merging
+    //iteriere über die Teillisten
+    //Two-way Merge - Knuth Vol 3 The Art of Computer Programming -
     while (left <= mid && right <= end) {
+      //wenn die linke Teilliste das kleinere Element besitzt kopiere
+      //das Element in das neue Array
       if (aux.get(left) < aux.get(right)) {
         a.set(index++, aux.get(left++));
       } else {
-
+        //merke die inversionspaare
         for (int i = left; i <= mid; i++) {
           // System.out.println(aux.get(i)+" -- "+ aux.get(right));
           inversions.add(new Pair(aux.get(i), aux.get(right)));
@@ -227,7 +232,7 @@ public class IntersectionCounter {
 
     for (int i = 0; i < inversions.size(); i++) {
       result.add(new Pair(dictionaryBACK.get(inversions.get(i).getP1()),
-          dictionaryBACK.get(inversions.get(i).getP2())));
+                          dictionaryBACK.get(inversions.get(i).getP2())));
     }
 
     for (Pair p : result) {

src/main/java/View/PlotDialog.java

@@ -113,7 +113,7 @@ public class PlotDialog extends JPanel {
     ArrayList<Double> coordinates = new ArrayList<>();
     series = new XYSeries("points");
     for (Line p : points) {
-      series.add(p.getM(), p.getB());
+      series.add(p.getM(), p.getB()* (-1));
       coordinates.add(p.getM());
 
     }