灰色主成分分析及其应用  

Gray Principal Components Analysis and Its Applications

作　　者：尉雪波[1] 张辉[1] 

机构地区：[1]山东财政学院,山东济南250014

出　　处：《山东财政学院学报》2004年第5期57-59,63,共4页Journal of Shandong Finance Institute

摘　　要：本文在灰色绝对关联分析的基础上 ,提出了灰色主成分分析的基本思想 ,定义了灰色主成分的贡献率 ,并运用灰色主成分分析法对济南市宏观经济的一致和滞后指标作了灰色主成分景气指数波动的实证分析。On the basis of absolute degree of incidence analysis, we put forward the basic theory of the principle of gray principal components analysis and defined the contribution proportion of gray principal components analysis. And then, with gray principal components analysis method, we made empirical analysis on the circulation of prosperity index of the coincident and lagging-behind index of Jinan city's macro economy.

关 键 词：景气指数 灰色绝对关联度 主成分分析 

分 类 号：F222.1[经济管理—国民经济]