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作者:

Jia, Yaozong (Jia, Yaozong.) | Ma, Xiaopan (Ma, Xiaopan.)

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摘要:

Named Entity Recognition (NER) is a crucial step in natural language processing (NLP). Recently, some researches work on enhancing the word representations by character-level extensions in English and have achieve excellent performance. The same method applies to Chinese as well. In this paper, we introduce this idea into character-based Chinese NER. The method uses the information from character-level and glyph-level representations at the same time to achieve high accuracy. In addition, we propose an attentional model which is able to decide how much information to use from a character-level or glyph-level component dynamically. We validate the proposed method on the third SIGHAN Bakeoff MSRA datasets. Experimental results show that the proposed approaches are effective in improving the performance of Chinese NER and achieve 91.11% F1 without any additional handmade features. © 2019 Association for Computing Machinery.

关键词:

Artificial intelligence Natural language processing systems

作者机构:

  • [ 1 ] [Jia, Yaozong]Beijing Advanced Innovation Center for Future Internet Technology, Beijing University of Technology, Beijing, China
  • [ 2 ] [Ma, Xiaopan]Beijing Advanced Innovation Center for Future Internet Technology, Beijing University of Technology, Beijing, China

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年份: 2019

页码: 1-4

语种: 英文

被引次数:

WoS核心集被引频次: 0

SCOPUS被引频次: 12

ESI高被引论文在榜: 0 展开所有

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