Noun Phrase Alignment in Chinese-English Bilingual Corpora
Dong Liu · Zhongwen xinxi xuebao · 2003
In this paper, a method is proposed to align bilingual noun phrases automatically in sentencealigned ChineseEnglish bilingual corpus. The characteristic of our method is to deal with highfrequency noun phrases and lowfrequency noun phrases separately without recognizing Chinese noun phrase accurately. Highfrequency noun phrases in English corpus are aligned to those in Chinese corpus using an iterative reevaluation algorithm according to the cooccurrence between English phrases and Chinese words in bilingual corpora; Lowfrequency noun phrases are aligned using the manual rules and Dice coefficient which is based on EnglishChinese dictionary. This method can take into account the alignment information on the whole, and acquire the result with high coverage rate.