@Before
public void setUp() throws Exception {
int numTraniningExamples = 40100;
String bidRequestAttributes[] = {"seller_id", "user_id", "users_favorite_beer_id", "favorite_soccer_team_id", "user_iq"};
TrainingDataGenerator2 trainingDataGenerator = new TrainingDataGenerator2(numTraniningExamples, .005, bidRequestAttributes);
trainingData = trainingDataGenerator.createTrainingData();
int millisInMinute = 60000;
int instanceNumber = 0;
for (Instance<AttributesMap> instance : trainingData) {
instance.getAttributes().put("currentTimeMillis", millisInMinute * instanceNumber);
instanceNumber++;