Test with dataset bigger than 100000

src/main/java/be/cylab/java/roc/Main.java

@@ -32,5 +32,20 @@ public final class Main {
         System.out.println("PR AUC with trapezoid : " + pr.computePRAUC());
         pr.computePrcPointsAndGenerateCurve("PR_curve.png");
 
+        double[] long_data = new double[200000];
+        double[] long_alert = new double[long_data.length];
+        for (int i = 0; i < long_data.length; i++) {
+            long_data[i] = Math.random();
+            double trig = Math.random();
+            if (trig < 0.2) {
+                long_alert[i] = 0.0;
+            } else {
+                long_alert[i] = 1.0;
+            }
+        }
+        Roc long_roc = new Roc(long_data, long_alert);
+        System.out.println("Long AUC : "  + long_roc.computeAUC());
+        long_roc.computeRocPointsAndGenerateCurve("long_roc.png");
+
     }
 }