| 基于主成分分析的伊犁州直县(市)综合实力评价研究 |
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| 引用本文： | 张晓军,刘淼.基于主成分分析的伊犁州直县(市)综合实力评价研究[J].数学的实践与认识,2014(20). |
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| 作者姓名： | 张晓军 刘淼 |
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| 作者单位： | 伊犁师范学院数学与统计学院; |
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| 基金项目： | 新疆维吾尔自治区普通高校重点学科开放课题(2012ZDXK09);伊犁师范学院研究生科研创新项目(2013YSY025) |
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| 摘 要： | 主成分分析就是利用降维的思想,在损失很少信息的前提下把多个指标转化为几个综合指标的多元统计方法.通过对伊犁州直属10个县市的18项指标基于主成分分析进行了定量分析,得到了10个县市的综合实力排名,并指出了各县市经济发展不平衡的原因,给出了相应参考政策.
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| 关 键 词： | 主成分分析 降维 综合实力 |
The Evaluation of the Overall Strength in YiLi Prefecture Countries Based on Principal Components Analysis |
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| Abstract: | Principal components analysis is the use of dimensionaUty,less information loss subject to multiple indicators into a composite indicator of multivariate statistical methods.Based on the ten cities and counties in Yili Prefecture of 18 indicators based on principal component analysis for quantitative analysis,the compositor of the sample overall strength was given out accordingly,and pointed out the reason of unbalanced economic development,also gave the corresponding reference policy. |
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| Keywords: | principal components analysis dimensionality overall strength |
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