Evaluation eval = new Evaluation();
eval.eval(labels, predict);
//log.info(eval.stats());
System.out.println( eval.stats() );
System.out.println( "Total Correct: " + eval.correctScores() + " out of " + labels.numRows() );
assertEquals( 0.90, eval.f1(), 0.02 );
//MatrixUtils.debug_print(predict);