The RNN outscores Moses in terms of PINC and PINC * sigmoid(BLEU), meaning that its interpretations are more novel, in terms of ngrams.
this alone might not be a negative trait; according to human judgments Moses performs better in terms of fluency, adequacy and sentiment, and so the novelty of the RNN's interpretations does not necessarily contribute to their  Figure 1: An illustration of the application of SIGN to the tweet "How I love Mondays # sarcasm".