成分分析法

• Firstly , classification index system was set up , then was selected in 22 original variables by the principal component analysis
  首先建立指标体系，并运用主成分分析法对22个类型划分指标进行筛选。
• In this article , our major premise focuses on the methodology of analyzing and categorizing financial indexes of a publicly traded company
  在本文中我们拟采用因子分析中主成分分析法对上市公司财务指标进行分类。
• This thesis presents principal component analysis ( pca ) approach for sensor fault detection , identification and reconstruction in hvac system
  本文提出了用主成分分析法( pca )进行空调系统传感器故障检测与诊断的基本思想。
• 2 ) the indexes framework was simplified , linear dependence was reduced by the correlation analysis and principle factor analysis
  2 )应用相关分析和主成分分析法进行指标体系简化、消除指标间由于线性相关性对研究造成的影响。
• The results indicated that deforestation and cultivation led to severe soil degradation . this article also analyzed the social and economic conditions
  借助dps软件，用主成分分析法对小流域1996 ~ 2002年的土地利用进行评价。
• Based on the statistical and sun e data of anhui province , trend of cultivated land - use anti its driving mechanism were discussed in the paper
  摘要根据安徽省多年的统计资料，运用主成分分析法研究耕地的动态变化特点及动力机制。
• The karst area in guizhou province was classified into five eco - economic categories by the principal component analysis and fuzzy poly - class method
  摘要运用主成分分析法和聚类分析法，对贵州喀斯特地区的生态经济类型进行了划分。
• Twenty - four indexes of agriculture ecological pattern were analyzed with the principal components analytic method to red soil region of southeast of china
  摘要应用主成分分析法选用24个指标对我国东南部红壤区生态农业模式进行了综合分析。
• Spss 10 . 0 and pca methods are used in this paper to analysis the 10 central cities competitive capabilities in shaanxi province
  论文采用了spss10 . 0统计分析软件，选用主成分分析法对陕西省10个地级以上中心城市进行了竞争力定量评价和排序。
• Pca approach models the hvac system with its measurement data of normal operation condition . so , complicated analysis model is evitable
  主成分分析法利用系统在正常运行条件下的测量数据来建立系统的模型，从而避免了直接建立系统的解析模型。