研究方法：主成分分析法、灰关联分析。
Methods of principal component analysis, grey incidence analysis were employed.
研究方法：主成分分析法。
主成分分析法是一种有效的数据压缩方法。
The principal component analysis is a kind of effective data compression method.
金融风险；预警指标体系；主成分分析法。
Financial risk; Precaution index System; Principal Component Analysis.
方法应用主成分分析法和模糊综合评判法分析数据。
Methods Data is analyzed by principal components analysis and ambiguity synthetic judgment.
其次，采用主成分分析法确定土地利用功能分区指标。
Then, using principal component analysis method, it set up the indicator system for land-use function district.
介绍了主成分分析法的原理和它在天体物理中的广泛应用。
The main principle and applications to astrophysics of PCA are reviewed in this paper.
第四章，构建了基于主成分分析法的企业成长性评价模型。
The Fourth chapter constructs the enterprise growth appraisal model which based on the principal component analysis.
以主成分分析法提取了支配上述8个化学成分的4个主成分。
By primary component analysis, 4 primary components were distilled to govern above-mentioned 8 chemicals.
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。
Principal Component Analysis (PCA) is a main multivariate statistical method for getting principal information from observational data.
结果主成分分析法构造的财富指数与家庭收入和支出调查一致性较好。
Results It was coherence between average income-consumption per person and wealth index constructed by the main 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。
Firstly, classification index system was set up, then was selected in 22 original variables by the principal component analysis.
采用主成分分析法(PCA)，对大沽夹河流域水质进行了定量化综合评价。
The water quality in Dagujia River basin was assessed by using the PCA method.
提出了一种基于主成分分析法对ECG信号进行特征表述的身份识别新方法。
This paper presents eigen ECG, which is based on principal component analysis, a new method for hu- man identification.
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。
Methods The methods of analysis were used by expert consulting graded approach, discrete tendency, principal component analysis and cluster analysis.
介绍了多元统计分析中主成分分析法在公路主枢纽货运站场布局评价中的应用。
In this paper, the method of principal component analysis in multidimensional statistic analysis is applied in comprehensive evaluation of stations arrangement in Highway Transport Hub.
运用主成分分析法建立了人才要素区域竞争力的评价模型，并进行了实证研究。
Utilizing the key factor analysis method, an evaluation model of talent element region competition ability was set up, and some pragmatic study were made.
在综合评价方法中，主成分分析法剔除了指标间相关关系的影响，客观性较强。
In the comprehensive evaluation methods, principal component analysis which is an objective method removed from the correlation between indicators of the impact.
而主成分分析法是一种多指标决策的统计方法，能有效弥补传统分析方法的弊端。
The main ingredient analysis, which can solve the traditional analysis problems effectively, is a kind of statistical analysis containing multiple attribute decision-making.
建立了基于层次一主成分分析法的高等级公路安全综合评价模型，并给出评价案例。
The comprehensive evaluation model based on AHP and primary component analysis has been set up to evaluate the traffic safety and a relevant appraisal example is given in the paper.
本文提出一种基于主成分分析法的动态神经网络模型实现高炉铁水含硅量多步预报。
On the basis of this, this paper suggests that analytic hierarchy process(AHP) and principle component analysis(PCA) can .
我们以特定基因族里的转位基因为代表用主成分分析法计算其与肿瘤转移时间的表达。
We calculated metagenes as a surrogate for all genes contained within a particular cluster and visualized the relative expression in relation to time to metastasis with principal component analysis.
传统的基于线性变换的主成分分析法(PCA)是一种有效的地震属性降维优化方法。
Traditional principal analysis method (PCA) based on linear transform is effective method of seismic attribute dimension-reducing optimization.
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。
This thesis presents principal component analysis (PCA) approach for sensor fault detection, identification and reconstruction in HVAC system.
运用多元回归分析法和主成分分析法，讨论了前郭县土地利用变化的社会经济驱动机制。
The paper discuss socioeconomic drive mechanism of land use change in Qianguo County by using the multivariate regression analysis method and the principal component analysis method.
运用内梅罗指数法验证了改进的主成分分析法的结论，并得出了三个水期的相对污染程度。
The water quality of the Beitang Drainage River during these seasons was evaluated by the improved principal component analysis method and Nemerow index method.
通过主成分分析法将众多指标进行综合，消除样本间的信息重叠，降低BP网络的输入维数。
Through principal component analysis, we have synthesized numerous indexes, (eliminated) information overlapping of the sample, and reduced the input dimension of BP network.
运用非线性主成分分析法对欧亚地区1948—2007年冬季海平面气压距平场进行分析。
Eurasian winter sea level pressure anomalies during 1948-2007 were investigated by applying a nonlinear principal component analysis (NLPCA) method.
方法应用主成分分析法(PCA)对来源于全国不同产地的女贞子进行了化学模式识别研究。
Methods Chemical pattern recognition was performed on the fruits of Ligustrum lucidum collected from various areas of China by PCA (principal component analysis) method.
结果表明，5条样带中，主成分分析法可以判定3条样带的影响域，而移动窗口法可以判定4条。
The results showed that in the 5 transects, PCA method was able to detect the edge influence depth with 3 transects, while MSWT could explain 4 transects.
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