河南省人口现代化区域差异的主成分及聚类分析

本文选用11个人口现代化指标作为人口现代化研究的指标体系,以2000年人口普查数据和2002年河南省统计年鉴为基础数据,首先作了主成分分析,得到了3个主成分,第一主成分是城市人口比重与人均经济收入因子的代表,第二主成分是生育模式因子的代表,第三主成分是人口数量与素质因子的代表;然后作了聚类分析,得到的聚类树显示:河南省各城市的人口现代化状况不具有很强的地带性特征,除郑州、济源外,其它各市的区域差异较为接近。

The Regional Differences Of Henan Province Population Modernization By Major-Element And Poly-Class Analysis

The author studied population modernization of Henan province using 11 indexes based on data of population census of 2000 and Henan statistical manual of 2002.The principal component analysis showed 3 components extracted.The first component represents the density of urban population and per capital economic income,the second component represents birth pattern,the third component represents gross population and population quality.The cluster tree showed that population modernization status of Henan province doesn't has zoning character while most cities seem same except for Zhengzhou and Jiyuan,and the clusters with shortest gap showed that there is a minor zoning character.