principal component
美 
英
- un.主要成分；主要成份；主分量
- 网络主成分；主成份；知成分
英汉解释
例句
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。
The second principal component's characters were all correlated with commodity characters, so was called commodity character factors.
主成分2的性状均与食葵的商品性状有关，可称为食葵商品质量构成因子；
The principal component model and the regression model between the total dissolved solids and ions content were established in this paper.
建立了主成分分析模型和总溶解固体与离子含量间的回归模型。
A popular decomposition called principal component analysis (PCA) is widely used for feature extraction.
主成分分析（PCA）分解法被广泛地应用于特征抽取的过程。
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。
Furthermore, the principal component scores can and should always be used to help validate the results of clustering programs.
此外，通过主成分得分可以而且应该总是被用来帮助验证了结果的聚类的节目。
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（PCA）和连续投影算法（SPA）方法进行模型输入变量的提取。
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。
The high frequency noise of the system can be checked out by principal component combined with the correlation coefficie. . .
主成分结合相关系数法可以鉴别出系统高频噪声，扣除这部分噪音可有效地提高预测模型的预测准确度。
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；
Generalization can be defined quantitatively and can be used to assess the performance of principal component analysis (PCA).
推广可界定数量和可用来评估业绩的主成分分析（PCA）。
In the support of these data, we have adopted the principal component analysis method analyzing the driving forces of land use change.
在以上数据的支持下，运用了主成分分析法对平谷区土地利用变化驱动力进行了分析。
Principal component score method was used to grade rural drinking water and sanitation.
利用主成分评分法对我国农村饮用水和环境卫生现状进行分类。
The determination of weights has taken the average of the values of principal component analysis and Delphi method as the ultimate weight.
权重的确定采取主成分浅析浅析法和特尔菲法的均值来作为本次定级因素因子的最终权重值。
KPCA extracted principal component with nonlinear method and described the relationship among three or more pixels of the identified images.
KPCA采用非线性方法提取主成分，描述待识别图像中多个像素之间的相关性。
Subsequently, principal component analysis (PCA) is used for dimensionality reduction.
然后，采用主成分分析法进行特征降维；
This article tries to introduce principal component analysis and principal component classification into automatic incident detection area.
本文尝试将主成分分析技术和主分量分类法引入交通事件自动检测领域。
In the end of the paper, Principal Component Analysis (PCA) is used to search the Listed Automobile Company performance by the model.
文章在最后重点通过建立模型，运用主成份分析法来计算上市汽车公司的综合得分。
Obtained: Partial Least Squares iterative algorithm to handle data sheet leaflet extraction equivalence with Principal Component Analysis.
证明出，偏最小二乘迭代算法在处理单张数据表成分提取时与主成分分析相同。
Principal Component Analysis (PCA) is a main multivariate statistical method for getting principal information from observational data.
主成分分析法是从观测数据中获取主要信息的一种多变量统计方法。
We use principal component analysis on term structure we got. Base on this result, we build three factors: level, slope and curvature.
本文对利率期限结构做了主成分分析，并根据结果构建了利率的水平、斜率和曲度三个因子。
The spectral characteristics of pure reagent are displayed by the plot of weight of the principal component vs wave-length.
在主成分权重图上体现了纯试剂的光谱特征。
The principal component analysis and cluster analysis could be perfectly applied in data processing in inorganic elements.
主成分分析法和聚类分析法是藠头无机元素含量分析的有效方法。
Data mining techniques of cluster analysis and principal component analysis to explore the massive monitoring data processing technology.
应用数据挖掘技术中的聚类分析和主成分分析方法，探讨海量监测数据的处理技术，从而达简化监测数据规模的目的；
The dissertation mainly aims at applying support vector machine (SVM) and kernel principal component analysis (KPCA) to intrusion detection.
本文的主要工作是将支持向量机（SVM）及核主成分分析（KPCA）应用到入侵检测技术中。
The Fuzzy Cluster and principal Component Analysis (PCA) fot classifying the brush--wood of the Shanhaiguan Forestry Farm in this paper.
本文应用模糊聚类分析和主成分分析的方法对山海关林场的灌丛进行分类。
Finally Shanghai being taken as an example, with the principal component analysis the simplified model coefficients was produced.
最后以上海为例，用主成分分析法给出了简化模型的系数。
After that, principal component analysis and the knowledge of linear algebra were used to endow different weight for every concrete index.
之后利用主层次分析法以及线性代数的有关知识为每一个具体指标赋予权重。
Application of principal component analysis and discriminant dassification techniques were studied hydrochemical types of Qinghai salt lake.
应用主成分分析和判别分析分类技术研究了青海盐湖水化学类型。
To improve the efficiency of color image segmentation algorithm, we use quaternion principal component analysis to process color images.
为提高分割算法的处理效率，本文采用了四元数主成分浅析浅析对彩色图像进行主成分提取。
Methods of system analysis, principal component analysis and graphical representation were employed.
研究方法：系统分析法、主成分综合评价法和图示法。
Entropy method in the principal component analysis is based on weight, then, ask out of competitive power evaluation of listed companies.
熵值法是在主成分分析的基础上，求出权重，进而对上市公司竞争力评价。
On this basis, this paper introduce an analysis of ordinal data on nonlinear principal component method.
在此基础上，本文引入了分析有序数据的非线性主成分方法。
The index system was established and the principal component of the driving factor of dynamic changes mechanism was analyzed with SPSS.
同时建立指标体系，利用SPSS对耕地面积动态变化的驱动因子进行主成分分析，揭示耕地变化的驱动机制。
Result indicates that Fuzzy Principal Component Method can improve multicollinearity of Least Squares Estimate.
结果表明，这种方法改善了最小二乘回归中的多重共线性问题，具有实用价值。
Statistical methods include principal component analysis, clustering analysis and radar map method.
统计分析方法主要有主成分分析法、聚类分析法、雷达图法等。
In this study, principal component analysis and correlation analysis of land use change on the socioeconomic driving factors are analyzed.
本研究采用主成分分析和相关分析对土地利用变化的社会经济驱动因素进行了分析。
In fact, it is considered to be a bonus when the principal component variables can actually be interpreted.
事实上，它被认为是一种奖励当主成分变量实际上可以被破译。
Incipient fault detection and isolation of field devices in nuclear power systems using principal component analysis.
用主部件分析进行核动力系统现场装置的早期故障探测和隔离…[中国核科技信息与经济研究院]。
Principal Component Analysis(PCA) method and nucleation theory are applied in configuration analysis produced by MD runs.
利用主成分分析（PrincipalComponentAnalysis）方法及与成核相关的理论对模拟中出现的构型进行了分析。
