From CLIR to CLIE: some lessons in NTCIR evaluation

Hsin-Hsi Chen
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Abstract

Cross-language information retrieval (CLIR) facilitates the use of one language to access documents in other languages. Cross-language information extraction (CLIE) extracts relevant information in finer granularity from multilingual documents for some specific applications like summarization, question answering, opinion extraction, etc. This paper reviews CLIR, CLQA, and opinion analysis tasks in NTCIR evaluation. The design methodologies and some key technologies are reported.
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从CLIR到CLIE: NTCIR评价的几点启示
跨语言信息检索(CLIR)便于使用一种语言访问其他语言的文档。跨语言信息提取(CLIE)是从多语言文档中以更细的粒度提取相关信息,用于摘要、问答、意见提取等特定应用。本文综述了NTCIR评估中的CLIR、CLQA和意见分析任务。介绍了系统的设计方法和关键技术。
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