A Joint Back-Translation and Transfer Learning Method for Low-Resource Neural Machine Translation

Table 4

The BLEU score of the joint method and three baselines on Turkish-English.

Method	Newtest-2016
Back-translation (BT)	16.40
Parent-child architecture	17.73
Hierarchical transfer learning architecture	18.46
Parent-child architecture + BT	19.31
Hierarchical transfer learning architecture + BT	19.91