English Machine Translation Model Based on an Improved Self-Attention Technology

Table 3

BLEU scores for strict phrase extraction in n-best alignment.

Alignment and reorganization method	BLEU
Grow-diag-final-and	0.39
Grow-diag-final	0.41
Grow-diag	0.37
Grow	0.33
Intersect	0.31
Union	0.25