os = new GZIPOutputStream(os);
}
ObjectOutputStream objectOutputStream = new ObjectOutputStream(os);
objectOutputStream.writeObject(clusterer);
if (trainHeader != null) objectOutputStream.writeObject(trainHeader);
if (ignoredAtts != null) objectOutputStream.writeObject(ignoredAtts);
objectOutputStream.flush();
objectOutputStream.close();
} catch (Exception e) {
JOptionPane.showMessageDialog(null, e, "Save Failed",