Table 2.

Performances on the WMT11 training corpora.

Metrics	UseReference?	rs
AMBER	Yes	0.53
BLEU	Yes	0.44
METEOR	Yes	0.30
$\stackrel{\mathrm{-}}{\text{nLEPO}{\text{R}}_A}$	No	0.63
$\stackrel{\mathrm{-}}{\text{nLEPO}{\text{R}}_B}$	No	0.60

Bold fonts mean the best performance.