Min-Yen Kan and Danny C. C. Poo
Known Item Queries (JCDL 2005)
17/25
BLEU and NIST
•Judge
the fitness of a system translation with a reference translation
•examine
multiple granularities of n-gram overlap
–BLEU
– normalized between 0-1
–NIST
– only uses trigrams
•Use
these features to model subtle overlap properties