}
Classified<DTNode<String, String>> classified = Classification.combine(instanceNodes4, classes);
InformedAvoidance ia = new InformedAvoidance(graph4, classified, 4);
Comparator<DTNode<String, String>> compUnInformed = ia.uninformedComparator(4);
MaxObserver<DTNode<String,String>> obsUnInformed = new MaxObserver<DTNode<String,String>>(maxHubs + instances.size(), compUnInformed);
obsUnInformed.observe(graph4.nodes());
List<DTNode<String,String>> unInformedDegreeHubs = new ArrayList<DTNode<String,String>>(obsUnInformed.elements());
Iterator<DTNode<String, String>> ite = unInformedDegreeHubs.iterator();