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Automatic thesaurus for enhanced Chinese text retrieval

机译:自动同义词库以增强中文检索

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摘要

Asian languages - in particular, Chinese - are beginning to gain popularity in the information retrieval domain. A process for generating an automatic Chinese thesaurus that can be used to provide related terms to a user's queries to enhance retrieval effectiveness. In the absence of existing automatic Chinese thesauri, techniques used in English thesaurus generation have been evaluated and adapted to generate a Chinese equivalent. The automatic thesaurus is generated by computing the co-occurence values between domain-specific terms found in a document collection. These co-occurence values are in turn derived from the term and document frequencies of the terms. A set of experiments was subsequently carried out on a document test set to evaluate the applicability of the thesaurus.
机译:亚洲语言-特别是中文-在信息检索领域开始流行。一种用于生成自动中文同义词库的过程,该过程可用于向用户查询提供相关术语以增强检索效率。在没有现有的自动中文叙词表的情况下,已经对英语叙词表生成中使用的技术进行了评估,并使其适用于生成等效的中文。通过计算在文档集中找到的特定领域术语之间的共现值,可以生成自动同义词库。这些同现值又从术语和术语的文档频率中得出。随后对文档测试集进行了一组实验,以评估同义词库的适用性。

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  • 来源
    《Library Computing》 |2000年第4期|p.270-280|共11页
  • 作者单位

    The authors Schubert Foo is the Head and Associate Professor of the Division of Information Studies at Nanyang Technological University, Singapore. Siu Cheung Hui is an Associate Professor in the Division of Software Systems at the Nanyang Technological University, Singapore. Hong Koon Lim is a Computer Engineering Graduate from the Nanyang Technological University, Singapore. Li Hui is a Library and Information Science Graduate from Peking University.;

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