基于主成分分析的天津市公共基础设施系统建设状况评价研究

Study on Construction Conditions Evaluation of Urban Public Infrastructure System by Principal Component Analysis in Tianjin

摘要: 本文利用主成分法对2004~2013年天津市公共基础设施系统及各子系统建设状况进行了综合评价。结果显示近10来天津市公共基础设施建设状况有了较大程度的提高，但是各个子系统建设状况存在着较大程度的差别。

Abstract: In this article, the method of principal component is used to evaluate construction conditions of urban public infrastructure system and each subsystem from 2004 to 2013 in Tianjin. Results show that the urban public infrastructure conditions have improved largely in nearly 10 years, but there is a large degree of difference in the construction conditions of each subsystem in Tianjin.