基于SPSS的主成分分析法的水利信息化评估

Water information assessment of principal component analysis based on SPSS

信息技术的迅猛发展,大大促进了水利事业的各项发展,尤其是水利信息化的发展。为了更好更快地促进水利信息化的发展,需要对其进行科学评估,从而为其提供决策支持。文中选用《2011年度中国水利信息化发展报告》中的数据,通过主成分分析法,运用SPSS统计分析软件,从28个指标中选取9个主成分,建立主成分综合得分模型,并应用到实例中,实验结果与实际相符,从而进一步证明此方法的可行性。

With the rapid development of information technology, it greatly promotes the development of water utilities, especially the water conservancy development of information technology. In order to facilitate better and faster development of water information, which needs to be scientific assessment, it provides the decision support. This paper selects the data from 2011 China Water Conservancy Information Development Report, with principal component analysis based on SPSS, 9 from the 28 indicators, establishes an integrated scoring medel for the principal component, which is applied to the pratiee. It shows the feasibility.