主成分分析在中国各省经济发展综合评价中的应用  

The Application of Main Ingredient Analysis to the Evaluation of the Main Provinces of China Economy and Development

作　　者：王丽伟[1] 徐尚文[1] 刘大莲[1] 

机构地区：[1]北京联合大学基础部,北京100101

出　　处：《北京联合大学学报》2012年第4期59-63,共5页Journal of Beijing Union University

摘　　要：主成分分析是一种将多个指标化为少数相互无关的综合指标的多元统计分析方法。运用主成分分析法对2009年我国31个省市经济发展的基本状况进行综合分析,并作出综合评价,为制定相关经济发展政策提供依据。Main ingredient analysis is a method of multi-variable statistics analysis which changes multi index into fewer independent combined index, from which the first main ingredient with a large variance is obtained. By applying the method to economics, the basic economics background of the main provinces can be analyzed and a combined judgment can be obtained.

关 键 词：多元统计分析 主成分分析 贡献率 协方差矩阵 相关矩阵 

分 类 号：O212.4[理学—概率论与数理统计]