Natural Language Understanding with Distributed Representation
Table 6.1: The translation performances and the relative improvements over the simple encoder-decoder model on an English-to-French translation task (WMT’14), measured by BLEU [2, 55]. ⋆: an ensemble of multiple attention-based models. ∘: the state-of-the-art phrase-based statistical machine translation system [39].
['Model', 'BLEU', 'Rel. Improvement']
They observed the relative improvement of up to 60% (in terms of BLEU, see Sec.