摘要
选取重庆库区万州、云阳、江津等17个区县作为研究目标,以重庆统计年鉴发布的数据为基础,利用主成分分析法选取出代表性的主成分,并对主成分的得分进行聚类;结论显示:重庆库区分为重庆市区为中心和万州为中心的两个主成分,区域中心的发展辐射作用较为明显;最后提出重庆库区经济发展相关建议。
Selecting 17 counties of Wanzhou, Yunyang, Jiangiin, etc. in Chongqing as the research object, according to the data issued by Chongqing Statistical Yearbook, this paper selects representative principal components by principal component analysis and clusters the scores of the principal components. The conclusion shows that the reservoir area of Chongqing is divided into two principal components as Chongqing city and Wanzhou, whose radiation effect is relatively obvious. Finally suggestions for the economic development of Chongqing Reservoir area are put forward.
出处
《重庆工商大学学报(自然科学版)》
2015年第6期11-15,35,共6页
Journal of Chongqing Technology and Business University:Natural Science Edition
基金
重庆市科学技术委员会科技创新服务(软科学)项目(CSTC2012CX-RKXA00098)
关键词
重庆库区
主成分分析
聚类分析
经济发展
Chongqing Reservoir
principal component analysis
cluster analysis
economic development