The paper presents the concept and development situation of IE and introduces IE systems of foreign countries as well as that of China, pointing out the problems existing in the construction of IE system and giving some solutions to them. Finally, a few suggestions are made for the construction of Chinese IE system.
邓尚民,孙玉伟 . 信息抽取系统的研究现状[J]. 现代图书情报技术, 2006, 1(3): 55-58.
Deng Shangmin,Sun Yuwei . A Survey on Information Extraction System. New Technology of Library and Information Service, 2006, 1(3): 55-58.
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