检索规则说明:AND代表“并且”;OR代表“或者”;NOT代表“不包含”;(注意必须大写,运算符两边需空一格)
检 索 范 例 :范例一: (K=图书馆学 OR K=情报学) AND A=范并思 范例二:J=计算机应用与软件 AND (U=C++ OR U=Basic) NOT M=Visual
作 者:张辉[1] 王菲 Zhang Hui,Wang Fei
机构地区:[1]山东大学管理学院,副教授山东济南250100
出 处:《新世纪图书馆》2018年第6期88-93,共6页New Century Library
摘 要:论文以2006-2015年国内信息检索领域的论文为研究对象,展示我国信息检索领域研究的阶段性发展变化。经过统计分析,得出近十年来信息检索领域文献的年度分布;利用词频统计和共现关系分析技术对提取的题录信息进行分析得出高频关键词和共现关系网络;采用共词分析和多元统计技术对高频关键词进行处理,得出信息检索领域的研究热点。This paper takes the domestic papers in the field of information retrieval from 2006 to 2015 as the object of study,and shows the periodical development of information retrieval research in China. Through statistical analysis, it obtains the annual distribution of literature in the field of domestic information retrieval in recent ten years. Analyzing the bibliography data through technique of word frequency statistics and co-occurrence relation analysis, it gains the high frequency keywords and co-occurrence relationship net. And using the co-word analysis and multivariate statistical techniques to deal with the high frequency keywords, it obtains hot spots of information retrieval.
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