}
private void setControllers() {
KohonenMapController kohonenController = new KohonenMapController(new KohonenMap());
SourceDataController dataController = new SourceDataController();
BackPropagationController backController = new BackPropagationController();
dataController.addObserver(kohonenController);
dataController.addObserver(backController);
kohonenController.addObserver(backController);
kohonenMapView.setController(kohonenController);
sourceDataView.setController(dataController);