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。
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。
Henan Province; grain production; dynamic variety; Principal Component Analysis.
河南省；粮食生产动态变化；主成分分析。
Principal component analysis was used to derive soil fertility variation factors.
运用主成分分析选取土壤肥力变异因子。
A classifiers ensemble approach based on Principal Component Analysis (PCA) was proposed.
设计了一种基于主成分分析的分类器集成方法。
The principal component analysis can estimate the intrinsic dimensionality of the hyper-plane.
主成分分析能有效估计这一几何体的本征维数。
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。
Principal component analysis (PCA) is used in data compressing and statistical features extracting.
主分量分析技术通常用于数据压缩和统计特征的提取。
Multi-Scale Principal Component Analysis for data reconstruction of the faulty sensor is discussed.
讨论了基于多尺度主元分析的故障传感器数据重构问题。
Principal component analysis and cluster analysis are performed to refine the features of these sequences.
用主成份分析法和聚类技术提炼这些运动学片段的特征。
This paper presents an algorithm about SAR image change detection based on Principal Component Analysis (PCA).
该文提出一种基于主分量分析(pca)的SAR图像变化检测算法。
In the training phase, kernel principal component analysis is used to capture nonlinear handwriting variations.
在训练阶段，核-主元分析用来捕捉非线性的手写变化。
The experiment results prove that this method is efficient, and it outperforms the principal component analysis.
实验结果表明，该降维方法比较有效，并且较主成分分析具有明显的优势。
This paper presents a comprehensive recognition formula of hailstorm cloud by using principal component analysis.
本文用主分量分析法建立了雷云等强对流天气的综合判别式。
Methods We used principal component analysis and factor analysis to evaluate the 6 hospital's management quality.
方法用主成分分析与因子分析法对6所医院的管理工作质量进行综合评价。
This paper presented a new multi-template character recognition method based on principal component analysis(PCA).
本文提出了一种基于主元分析法（PCA）的多模板字符识别算法。
An outlier detection algorithm based on principal component analysis and the sum of attributes distance is proposed.
提出了一种基于主分量分析和属性距离和的孤立点检测算法。
The paper sets up a risk early-warning model using the methods of BP neural network and principal component analysis.
本文运用BP神经网络和主成分分析相结合的方法构建了一个商业银行风险预警模型。
The results of the experiment show that the anomaly detection method based on principal component analysis is effective.
实验结果证明了基于主成分分析的异常检测方法的有效性。
Then analysis several main factors use of principal component analysis algorithm, rejecting the factor with minimum weight.
对其中的几个主要因素进行主成分分析，剔除权重最小的因素；
Principal component analysis and cluster analysis on 7 quality characters of 19 pickling cucumber varieties were conducted.
对19个加工类型黄瓜品种的7个品质性状进行了主成分和聚类分析。
Furthermore, we also studied the relative strength of different composition to oxidation stability by principal component analysis.
此外，还通过主成分分析的方法分析了不同组成对旋转氧弹值的影响强弱。
The principal component analysis (PCA) approach for sensor fault detection, identification and reconstruction in HVAC system is presented.
提出了空调系统传感器故障检测、故障识别、故障重构的主成分分析方法。
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。
To improve the running efficiency of the algorithm, the stochastic mapping of the patterns was modified based on principal component analysis.
为了提高群体智能聚类算法的运行效率，提出了利用主成分分析改善模式投影时的随机性。
Methods The methods of analysis were used by expert consulting graded approach, discrete tendency, principal component analysis and cluster analysis.
方法采用专家咨询打分法、离散趋势法、主成分分析法和聚类分析法进行分析。
Then the basic concepts of principal component analysis and partial least square regression are studied, as well as their advantages and disadvantages.
引入了主成分分析与偏最小二乘回归等多元统计与回归方法，并分析了其基本思想与优缺点。
The principal component analysis can determine a few principal components from the connected factors and evaluate the all-around qualities of students.
采用主成分分析方法，从多种影响因素中找出几个主要成分指标，较为全面地综合评价了学生素质。
This article puts forward to use the principal component analysis method to evaluate the accounting professional ethics and makes specific explanations.
提出用主成分分析方法来评价会计职业道德的方法，并对其做了具体的阐述。
This article puts forward to use the principal component analysis method to evaluate the accounting professional ethics and makes specific explanations.
提出用主成分分析方法来评价会计职业道德的方法，并对其做了具体的阐述。
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