1 LANGUAGE MODELMATION IN MODELING THE TRANSLATION OF PHRASES AS ATH...

2.1 Language Model

mation in modeling the translation of phrases as a

The unigram language model has been widely used

whole. More precise translation can be determined

for question retrieval on community-based Q&A

for phrases than for words. It is thus reasonable to

expect that using such phrase translation probabili-

data (Jeon et al., 2005; Xue et al., 2008; Cao et al.,