城市人居环境评价指标及其多元统计分析

为了优化城市居民的生活环境，利用被称为主成分分析的多元统计方法，建立了城市人居环境评价 模型．以哈尔滨市为例，对其1995 - 2009年居民生活环境状况进行了研究．结果表明：受绿化和教育水平、社 会治安、医疗卫生和食品供应等主成分的影响，1995 - 2009年哈尔滨市人居环境发展大致经历了两个阶段， 即1995 - 2003年人居环境明显改善阶段和2003 - 2009年人居环境平稳发展阶段．最后，针对哈尔滨市人居 环境的发展提出了相应的建议．本研究成果将为城市人居环境问题的优化研究奠定基础

Evaluating indices and multivariate analysis of urban living environment

To optimize the urban living environment,this paper presents an urban living environment evalua- tion model based on the method of principal component analysis. Taking Harbin for example, the living envi- ronment in Harbin from 1995 t0 2009 is studied, and the results show that from 1995 t0 2009, affected by the main components of the level of the green and education, social security, health service and food supply, the living environment has gone through two stages, namely the stage of improving significantly (1995-2003) and the stage of enveloping stably ( 2003-2009 ) . Finally, some appropriate suggestions for the improvement of liv- ing environment in Harbin are put forward