摘要
以中国学术期刊网络出版总库为数据来源,以我国大数据研究论文的高频关键词为统计对象,在共词分析的基础上进行聚类和多维尺度分析。结果表明,我国大数据研究的热点集中于大数据技术、新闻传媒中的大数据、大数据应用等方面。
The paper takes China Academic Journal Network Publishing Database(CAJD) as data source, high frequency keywords in papers on big data in China as statistical object, does a clustering analysis and a multidimensional scaling analysis after co-word analysis. The results show that research hotspots on big data in China focus mainly on big data technology, big data in news media and application of big data.
出处
《情报探索》
2015年第7期38-41,46,共5页
Information Research
关键词
大数据
共词分析
聚类分析
多维尺度分析
主对角线
big data
co-word analysis
clustering analysis
multidimensional scaling analysis
main diagonal