关键词: 维吾尔语, 短语, 规则, 统计, 术语, 命名实体

Abstract: Phrase extraction, which is the research basis of machine translation and information retrieval, plays a very important role in natural language processing. This paper puts the emphasis on the research progress of of Uyghur phrase extraction. To make convenience for discussion, this paper studies the linguistic features of Uyghur phrases and analyzes the impacts of these features on the phrase extraction. This paper mainly summarizes the philological theories of phrase identification in Uyghur and discusses the technologies of automatic extraction of Uyghur phrases. There has made great progress on the extraction of Uyghur phrases in both theory and technology. However, there are still lots of work to be carried out, such as to formulate tagging standard, study tagged corpus and expend research domains etc. It is hoped that this paper can give some references to the research on phrase extraction in Uyghur.

Key words: Uyghur, phrase, rules, statistics, term, named entity