There is no statistically significant difference between KS14 addition and NWE addition (the second best result).
we get classification results on the Microsoft Research Paraphrase Corpus paraphrase corpus (Dolan et al., 2005) working in the following way: we construct vectors for the sentences of each pair; if the cosine similarity between the two sentence vectors exceeds a certain threshold, the pair is classified as a paraphrase, otherwise as not a paraphrase.