assertNotNull(s);
SOMTrainer s1 = new SOMTrainer(LEARN_RATE, ITERATIONS);
s1.setTraining(lattice, inData);
s1.start();
s1.stop();
s1.getThread().interrupt();
assertNotNull(s1);
SOMTrainer s2 = new SOMTrainer(LEARN_RATE, ITERATIONS);
s2.setTraining(lattice, inData);