基于层次分析法与主成分分析法的郑州市人居环境质量评价研究

Research of human settlements assessment in Zhengzhou based on AHP and PCA

基于人居环境城市层面的内涵,选取城市经济发展、人民生活、公共设施、生态环境4个方面的指标数据,采用层次分析法和主成分分析法,对郑州市2001—2011年城市人居环境状况进行了评价分析,结果表明郑州市2001—2006年人居环境质量逐年提高,2006—2011年郑州市发展虽受到经济增长减速和城市框架急剧拉大的影响,人居环境质量呈现波动变化,但总体城市人居环境质量得到提高,根据其发展过程中存在的问题提出相关优化措施.

This paper assesses and analyses the human settlements of Zhengzhou from 2001 to 2011 with the Analytical Hierarchy Process （AHP）and Principal Component Analysis （PCA）, by adopting the data of four indicators urban economic development, residential living, public infrastructure and ecological environment, based on the city level implication of human settlements. The result shows that the quality of human settlements of Zhengzhou from 2001 to 2006 was improving gradually; even between 2006 and 2011, the quality of human settlements fluctuated under the circumstance that the development of Zhengzhou was affected by the decrease of economic growth and the sudden expansion of urban framework, the overall quality of human settlements had still been enhanced. In the end, comprehensive and systematized optimizing methods are induced with regard to the problems existing in the human settlements of Zhengzhou.