知识图谱中实体关系抽取的专利状况分析

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摘 要:针对知识图谱中实体关系抽取技术从专利角度进行分析研究。首先分析该领域的专利申请量趋势、国内外主要申请人,然后对该领域的重要专利进行挖掘,在专利挖掘的基础上结合非专利技术文献等内容,对各技术构成的技术演进路线进行梳理,最后得到实体关系抽取技术目前的技术发展概况。

关键词:知识图谱;实体关系抽取;专利分析;知识产权

中图分类号:G255.53      文献标志码:A     文章编号:1003-5168(2022)18-0118-04

DOI:10.19968/j.cnki.hnkj.1003-5168.2022.18.024

Analysis on Patent Literature in Entity Relationship Extraction of Knowledge Graph

LIU Fang    ZHANG Tao

(Patent Examination Cooperation Beijing Center of the Patent Office, Beijing 100070,China)

Abstract: Entity relationship extraction is an important technology of knowledge graph. In this paper, we analyze the technology development status in this field from the perspective of patents. Firstly, analyze the trend of patent application in this field, the main domestic and foreign applicants, and important patents in this field, find the technical evolution routes combining the contents of non-patent technical literatures, so as to get the current technical development overview of entity relationship extraction technology.

Keywords: knowledge graph; entity relation extraction; patent analysis; intellectual property

0 引言

知识图谱(Knowledge Graph)的概念于2012年由Google公司提出并成功应用于搜索引擎,给互联网语义搜索带来了活力,并成为互联网知识驱动的智能应用的基础设施。(剩余5320字)

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monitor