摘要
应用主成分分析法对中国经济发展水平进行了研究,经济指标选取了10项;前4主成分的累计贡献率达90.308%,分别进行了第一、二、三、四综合排序,综合排序的结果为上海、北京、天津分列前三位,贵州为最后一位.
In this paper,the principal component analysis is used to study China＇s economic development level. Ten items of economic indicators are selected, and the cumulative contribution rate of the first four amounts to 90. 308 %. A comprehensine sequencing for the first four items is given, and the result is that Shanghai is in the first place ,followed by Beijing,Tianjin and Guizhou.
出处
《湖北民族学院学报（自然科学版）》
CAS
2012年第4期466-468,共3页
Journal of Hubei Minzu University(Natural Science Edition)
基金
湖北省自然科学基金项目(2008CB049)
关键词
主成分分析
中国经济发展水平
研究
principal component analysis
level of China＇s economic development
study
