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method of principal components meaning in Chinese

种量法

Examples

  1. Face recognition method of principal component analysis and back - propagation neural network
    神经网络的人脸识别方法研究
  2. A synthetic method of principal component analysis ( pca ) and cluster analysis is presented to evaluate and classify the regional logistics development in provincial logistics planning
    摘要提出利用主成分聚类分析的方法对省域物流规划中各地区的物流发展进行综合评价并分类。
  3. Besides the construction methods of the yield curve of the treasury securities , this paper also investigates the dynamic yield curve , making an empirical study on the dynamics of the yield curve in two periods by the method of principal components analysis
    除了研究国债收益率曲线的构造方法外,论文还对动态国债收益率曲线进行了研究,采用主成分分析法对中国国债收益率曲线在两个时期的动态性进行了实证分析。
  4. This paper intends to give the methods of principal components analysis for the instant planar data and global principal components analysis for the multidimensional dynamic data system in the environmental evaluation , especially focuses on the synthesis and simplification of the sequential solid datasheet , then gets the satisfied result in the examination
    摘要给出在环境质量评价中对即时性平面数据的主成分分析方法与对多维动态数据系统的全局主成分分析方法,着重介绍了对时序立体数据表进行立体式的综合与简化,并应用于具体的实例,得到很好的结果。
  5. Based on a systematic investigation on the predatory natural enemy community in cotton fields to the north of the huaihe river of anhui province , the methods of polar ordination ( po ) and fuzzy cluster analysis ( fca ) were employed to study the dynamic classification of predatory natural enemy community in cotton fields and the method of principal component analysis ( pca ) was employed to study the major stages of change of predatory enemy community in cotton fields during the process of cotton growth and development
    摘要在对安徽省淮北棉田捕食性天敌群落进行系统调查的基础上,采用极点排序和模糊聚类分析方法,研究了棉田捕食性天敌群落的动态分类;采用主成分分析方法,研究了棉田捕食性天敌群落在棉花生长发育过程中演变的主要阶段。
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