2017

Dynamic Data Selection for Neural Machine Translation

van der Wees, Marlies, Bisazza, Arianna, Monz, Christof

Understand

Intelligent selection of training data has proven a successful technique to simultaneously increase training efficiency and translation performance for phrase-based machine translation (PBMT).

  • With the recent increase in popularity of neural machine translation (NMT), we explore in this paper to what extent and how NMT can also benefit from data selection.
  • While state-of-the-art data selection (Axelrod et al., 2011) consistently performs well for PBMT, we show that gains are substantially lower for NMT.
  • Next, we introduce dynamic data selection for NMT, a method in which we vary the selected subset of training data between different training epochs.

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