Neural Network Machine Translation Method Based on Unsupervised Domain Adaptation

Table 2

Phrase-level translation accuracy.

	Single-tasking	Literature [15]	Literature [19]	Literature [20]	This paper
Top-1	0.621	0.812	0.789	0.822	0.819
Top-2	0.672	0.823	0.821	0.837	0.837
Top-3	0.721	0.856	0.867	0.856	0.8895
Top-4	0.739	0.889	0.892	0.891	0.919
Top-5	0.751	0.923	0.929	0.921	0.967