模型

%BLEU-1

%BLEU-2

%BLEU-3

%BLEU-4

%Dist-1

%Dist-1

LSTM

28.667

29.753

25.224

19.381

36.556

48.567

BS

39.595

34.331

27.727

22.857

51.867

63.951

MMI

44.306

38.727

31.760

26.661

48.678

60.135

DBS

37.004

32.075

25.836

21.198

53.703

66.226