【摘要】 本文研究主成分分析法中两个基本问题，其一是主成分价值函数模型的形成机理 与结构形式；其二是评价方案的择优方法，并举实例加以验证．更多还原

【Abstract】 In this paper we study two basic problems in principal component analysis. The first is the forming mechanism and construction forms of valuation function models of principal components, the second is a method for selecting optimum from evaluation schemes. Finally, we give two parctical examples for verification.更多还原