摘要
采用主成分聚类分析方法(PCA)对长株潭城市群上市企业盈利能力进行了评价分类。先建立上市企业盈利能力评价指标体系,然后用主成分分析法对7个量化指标进行分析,提取2个主成分,利用得到的主成分替代原来的评价指标,对盈利能力进行聚类,将长株潭城市群上市企业盈利能力分为3个级别,为决策者决策提供依据。
Uses principal component analysis（PCA） and cluster analysis to evaluate and classify the profitability of listed companies in Changsha-Zhuzhou-Xiangtan area in Hunan province.Firstly,sets up the evaluating indicator system of the listed companies,then uses principal component analysis to analyze seven quantize pointers,extracts two principal components to substitute the former evaluating indicators,makes clustering on the profitability,divides the profitability of the listed companies into three levels,and provides scientific basis for the decision maker.
出处
《湖南工业大学学报》
2010年第6期63-66,共4页
Journal of Hunan University of Technology
基金
湖南省教育厅优秀青年科研基金资助项目(06B103)
关键词
聚类分析
主成分分析法
盈利能力
cluster analysis
principal component analysis
profitability
