| 地理信息系统与健康相关SCI论文主题词聚类分析 |
| 投稿时间：2016-04-01 点此下载全文 |
| 引用本文：范婷,赵玉虹.地理信息系统与健康相关SCI论文主题词聚类分析[J].医学信息学杂志,2016,37(7):66-69,81 |
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| 基金项目:2014年辽宁省教育厅科学研究一般项目(项目编号:L2014291） |
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| 中文摘要:对Web of ScienceTM核心合集数据库中地理信息系统（GIS）与健康相关的SCI论文进行计量学分析，统计高频主题词在同一文献中的出现频率并生成共现矩阵，使用SPSS对矩阵进行聚类分析，通过对各类文献内容分析进而获得该领域4个主要研究热点。 |
| 中文关键词:地理信息系统 共现矩阵 聚类分析 |
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| Cluster Analysis of Subject Headings in SCI Papers on the Geographic Information System and Health |
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| Abstract:The paper makes a metric analysis of SCI papers on the Geographic Information System (GIS) and health in the database of Web of ScienceTM Core Collection, makes statistics of the occurrence frequency of high-frequency subject headings in the same literature and generates a co-occurrence matrix. Upon cluster analysis of the matrix with SPSS and analysis of various literature contents, it obtains four main research hotspots. |
| keywords:Geographic Information System(GIS) Word co-occurrence matrix Cluster analysis |
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