基于知识图谱的PPP研究热点主题分析

Analysis of hot topics in PPP research based on the Knowledge Mapping

摘要:

PPP作为近年来社会关注的热点话题，研究热度直线上升，学术界涌现了大量文献。为了描绘PPP研究的整体概貌，定位PPP研究的热点主题。以中国知网（CNKI）期刊全文数据库为数据来源，选取2006-2015年共1403篇以PPP为主题的核心论文为样本，运用文献计量学的共词分析方法及其可视化技术，绘制出PPP研究热点的知识图谱。综合知识图谱及相关统计结果，挖掘出PPP研究的五大热点主题：PPP融资、PPP风险、基础设施建设、新型城镇化与保障性住房、城市轨道交通。

Abstract:

PPP as a hot topic of social concern in recent years, the research heat straight up, a large number of literatureshave emerged in the academic field. In order to depict the overall profile of PPP research and locate the hot topics. Taking the full-text journal database of CNKI as the data source, the researchselect 1403 core papers which published in 2006-2015 for the sample,use the co-word analysis method of document metrology and its visualization technology, draw the knowledge map of the hot spots on PPP research.According tothe knowledge map and relevant statistics, the paper dig out five major themes on PPP research:PPP financing, PPP risk,infrastructure construction, new urbanization and affordable housing, city rail transit.