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[自][数]主成分分析
1、component parts───零部件；元件部分
2、component part───（组合）零件，部件，（组）成（部）分；构件；组成部份
3、component───adj.组成的；构成的；n.组成部分；成分；组件，元件
4、principal components───主分量；主成分
5、prevertebral component───椎体前成分
6、passive component───n.[电子]无源元件
7、analysis───n.分析；分解；验定
8、principal───n.ShouChang；校长；资本；当事人；adj.主要的；资本的
9、principal office───总部，总社；总办事处；校长室；总店，总部，总社
1、A popular decomposition called principal component analysis (PCA) is widely used for feature extraction.───主成分分析 (P C A)分解法被广泛地应用于特征抽取的过程。
2、Then we conduct clustered principal component analysis to compress and simplify the displacement data of the skeleton segments of each tree.───然后采用分簇主元分析方法对形变序列数据进行压缩与简化，构建单株树各枝干运动的细节层次；
3、Listed companies; performance evaluation; strategic; principal component analysis; entropy method.───上市公司；业绩评价；战略；主成分分析；熵值法。
4、Principal component analysis (PCA) and successive projections algorithm (SPA) were separately used to reduce variables of spectral model.───分别采用主成分分析 (P C A)和连续投影算法 (S P A)方法进行模型输入变量的提取。
5、As a multivariate statistical analysis method, principal component analysis is widely used in data process and reduction.───主元分析作为一种多元统计分析方法，广泛应用于数据处理和简化中。
6、It showed that the main driving factor was the increase of population growth and urbanization by Principal component analysis.───主成分分析结果表明，湖北省耕地资源变化主要驱动因子是人口增加与城市化率的上升。
7、Methods of principal component analysis, grey incidence analysis were employed.───研究方法：主成分分析法、灰关联分析。
8、The principal component analysis implements the column-wise compression, using the correlation between attributes.───主成分分析使用属性之间的相关性实现按列压缩。
9、It utilizes principal component analysis method to determine index weight and chooses Yellow River Delta as a case of demonstration.───运用主成分分析法客观确定指标权重，对黄河三角洲区域的生态可持续进行了实证研究。