| 衰老性疾病与肿瘤相关的SCI论文主题词聚类分析 |
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| 引用本文： | 张志常,娄岩.衰老性疾病与肿瘤相关的SCI论文主题词聚类分析[J].医学信息学杂志,2016,37(1):55-58. |
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| 作者姓名： | 张志常 娄岩 |
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| 作者单位： | 中国医科大学公共基础学院 沈阳 110122;中国医科大学公共基础学院 沈阳 110122 |
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| 基金项目： | 2013年辽宁省教育厅科学研究一般项目 (项目编号:L2013283)。 |
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| 摘 要： | 检索2000-2015年衰老性疾病与肿瘤相关的SCI论文,统计主题词出现的频次,截取高频主题词,生成共现矩阵,进行聚类分析,通过对各类文献内容的分析获得该主题的研究热点。
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| 关 键 词： | 肿瘤 衰老性疾病 共现矩阵 聚类分析 |
| 收稿时间： | 2015/11/9 0:00:00 |
Cluster Analysis of Subject Headings in SCI Papers on Aging Diseases and Tumors |
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| ZHANG Zhi-chang and LOU Yan.Cluster Analysis of Subject Headings in SCI Papers on Aging Diseases and Tumors[J].Journal of Medical Informatics,2016,37(1):55-58. |
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| Authors: | ZHANG Zhi-chang and LOU Yan |
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| Institution: | China Medical University, Shenyang 110122, China;China Medical University, Shenyang 110122, China |
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| Abstract: | By searching SCI papers on aging diseases and tumors from 2000 to 2015, the paper counts the frequency of subject headings, captures those with a high frequency, generates a co-occurrence matrix and conducts cluster analysis. Through analysis of various literature contents, it obtains the research hotspots of this subject. |
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| Keywords: | Tumor Aging-related diseases Word co-occurrence matrix Cluster analysis |
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