基于主题句的期刊文献知识元库构建  

Building of Periodical Literature Knowledge Element Database Based on Topic Sentence

作　　者：刘淼[1] 王宇[1] 

机构地区：[1]大连理工大学管理科学与工程学院,大连116024

出　　处：《情报杂志》2012年第11期145-149,共5页Journal of Intelligence

基　　金：教育部人文社会科学研究项目"期刊文献知识元挖掘及知识仓库构建研究"(编号:09YJA870005)

摘　　要：构建期刊文献知识元库是构建期刊文献知识元仓库进而为用户提供期刊文献知识检索的核心和基石。针对期刊文献资源提出了一种基于六元组表示期刊文献知识元的方法,并将期刊文献的主题句作为期刊文献知识元内容的表示;简单介绍了期刊文献知识元库的概念及其构建的基本思路;在基于知网的句子相似度算法的基础上设计了针对期刊文献知识元的提取方法;在提取的期刊文献知识元的基础上设计了一种基于主题句的期刊文献知识元库构建方法。To build periodical literature knowledge element database is the base of building periodical literature knowledge element warehouse in order to provide periodical literature know ledge retrieval for users.This paper puts forw ard a representation of periodical literature know ledge element based on six-tuple,lets topic sentence represent the content of periodical literature know ledge element,and introduces the concept of periodical literature element database and its build.Based on sentence similarity algorithm,a new extraction method of periodical literature know ledge element is designed.The building method of periodical literature know ledge element database is also designed based on topic sentence.

关 键 词：期刊文献知识元 知识元链接 知识元库 主题句 

分 类 号：G203[文化科学—传播学]