多特征融合的中文命名实体链接方法研究

doi:10.3772/j.issn.1000-0135.2019.01.008

情报学报

2019, Vol. 38

Issue (1): 68-78 DOI: 10.3772/j.issn.1000-0135.2019.01.008

情报分析方法与技术

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多特征融合的中文命名实体链接方法研究

林泽斐^1,2, 欧石燕¹

1. 南京大学信息管理学院，南京 210093；
2. 福建师范大学社会发展学院，福州 350007

Research on Chinese Named Entity Linking Based on Multi-feature Fusion

Lin Zefei^1,2, Ou Shiyan¹

1. School of Information Management, Nanjing University, Nanjing 210093;
2. College of Social Development, Fujian Normal University, Fuzhou 350007

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摘要命名实体链接是利用知识库进行命名实体消歧，将文本中的实体指称映射至知识库中正确义项的一种方法。现有的命名实体链接研究与实践多利用维基百科实现西文实体的消歧，缺乏对中文命名实体消歧的研究。本文以百度百科作为基础知识库，提出了一种中文命名实体链接方法，该方法融合了单实体消歧和多实体消歧特征，并根据不同文本长度选用不同的特征组合，同时，在传统一阶段式消歧的基础上添加了第二阶段消歧以改善消歧结果。在真实中文语料上的实验表明，多特征叠加和两段式消歧可较大程度地提升消歧准确率。对比实验显示，本文提出的命名实体链接方法的总体性能优于当前主流同类系统的水平。

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	林泽斐
	欧石燕

关键词 ：命名实体链接, 命名实体消歧, 多特征消歧, 自然语言处理

收稿日期: 2018-09-04

基金资助:国家社会科学基金重点项目“基于关联数据的学术文献内容语义发布及其应用研究”（17ATQ001）

作者简介: 林泽斐，男，1983年生，博士研究生，讲师，主要研究方向为语义网、自然语言处理、数字人文；欧石燕，女，1971年生，博士，教授，博士生导师，主要研究方向为语义网、自然语言处理、文本挖掘，E-mail:oushiyan@nju.edu.cn。

引用本文:

林泽斐, 欧石燕. 多特征融合的中文命名实体链接方法研究[J]. 情报学报, 2019, 38(1): 68-78.
Lin Zefei, Ou Shiyan. Research on Chinese Named Entity Linking Based on Multi-feature Fusion. 情报学报, 2019, 38(1): 68-78.

链接本文:

https://qbxb.istic.ac.cn/CN/10.3772/j.issn.1000-0135.2019.01.008 或 https://qbxb.istic.ac.cn/CN/Y2019/V38/I1/68

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