code: public final void detailEvaluate() {
      final List<EvaluationMonitor<POSSample>> listeners = new LinkedList<EvaluationMonitor<POSSample>>();
      final POSTaggerFineGrainedReportListener detailedFListener = new POSTaggerFineGrainedReportListener(
          System.out);
      listeners.add(detailedFListener);
      final POSEvaluator evaluator = new POSEvaluator(this.posTagger,
          listeners.toArray(new POSTaggerEvaluationMonitor[listeners.size()]));
      try {
        evaluator.evaluate(this.testSamples);
      } catch (IOException e) {
        e.printStackTrace();
      }
      detailedFListener.writeReport();
    }
docs: Detail evaluation of a model, outputting the report a file.