List<Review> data = dataConn.getReviewsNo(20000);
System.out.println("Datasize " + data.size());
print("lemma + pos");
features.add(new LemmaFeature(0));
features.add(new POSTagFeature(0, 4));
cv.multiValidate(features, trainer, 10, data, null, 0);
print("lemma + pos + statementcount");
features.clear();
features.add(new LemmaFeature(0));
features.add(new POSTagFeature(0, 4));
features.add(new StatementCountFeature());
cv.multiValidate(features, trainer, 10, data, null, 0);
print("words + statementcount");