On The Evaluation of Machine Translation Systems Trained With Back-Translation

ACL 2020 Sergey EdunovMyle OttMarc'Aurelio RanzatoMichael Auli

Back-translation is a widely used data augmentation technique which leverages target monolingual data. However, its effectiveness has been challenged since automatic metrics such as BLEU only show significant improvements for test examples where the source itself is a translation, or translationese... (read more)

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