《人民日報》語料庫命名實体分類的研究 (The Chinese Named Entity Categorization Based on the People's Daily Corpus)

Named entity recognition is a very important part of information retrieval and information extraction. Classification is also very important. This paper investigates the sub-classification of named entities from the point of view of information retrieval and information extraction. This paper also presents multi-classification and gives detailed information about each sub-class. We have manually annotated people’s daily corpus (1998) and conducted a serial of experiments using the statistical model of named entity recognition. The ∗ 富士通研究開發中心有限公司,100016 北京市朝陽區霄雲路 26 號鵬潤大廈 B306 室 Internet Application Laboratory, Fujitsu Research & Development Center Co., LTD. Room B306, Eagle Run Plaza No. 26, Xiao Yun Road, Chao Yang District, Beijing, 100016, P. R. China E-mail: {yjxia, yu, nisino}@frdc.fujitsu.com