Then, using principal component analysis method, it set up the indicator system for land-use function district.
其次,采用主成分分析法确定土地利用功能分区指标。
Principal component analysis method can reduce dimensions of samples and even produce optimal compression of samples.
主成分分析法可以提取样本集的主元,从而降低样本的维数,甚至可以实现样本的最优压缩。
In this paper, based on the correlation matrix analysis of sample data, a principal component analysis method is used.
在本文的模型估计部分,依据样本数据相关矩阵分析结果,采用了样本主成分分析的方法。
Traditional multivariable analysis method mainly includes Principal component analysis method, Factor analysis method that we usually talk of.
传统的多变量统计分析方法,主要是指主成分分析方法、因子分析方法等我们常说的多元统计分析方法。
The principal component analysis method was adopted to simplify the training pattern of neural network, and optimize the structure of the network.
采用主成分分析方法简化神经网络训练样本,进而优化网络的结构。
This is the first time to use the Robust principal component analysis method in studying the early Jurassic floristic division of Eurasia continent.
应用稳健主成分分析研究欧亚大陆早侏罗世植物区系划分尚属首次试验。
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。
Combing the expert evaluation method with principal component analysis method is to solve the over-reliance on subjective issue of expert evaluation method.
采用专家评价法与主成分分析法组合的方法进行评价计算是为了解决采用单纯的专家评价法过分依赖专家的主观性问题。
High dimension was changed into low dimension by using principal component analysis method, process detecting could be carried out in the low dimension space.
应用主元分析方法将高维数据转换到低维数据空间,这使得过程监测可以在低维的空间内进行。
This paper, by using the principal component analysis method, establishes a mathematical model for overall evaluating the water pollution control engineering.
本文应用主分量分析法建立一个综合评价水污染控制工程的数学模型。
The water quality of the Beitang Drainage River during these seasons was evaluated by the improved principal component analysis method and Nemerow index 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 anomalous characteristic of the swarm activity is analyzed using the precursor swarm distinguishing equation constructed by the principal component analysis method.
应用主成分分析方法构建了前兆震群判别方程,对震群活动的异常特征进行了分析。
According to the principal component analysis method. The similarities among Chinese herbal medicines were studied the medicines are similar when their total scores are close.
基于主成分分析的方法,研究了中药的相似性。主成分综合得分越近,中药就越相似。
Applying the principal component analysis method (PCA) to these variables, we compile a single composite index (G-Index) to rank Chinese listed firms' corporate governance levels.
基于这个变量体系,我们运用主元因素分析法编制了一个可反映上市公司治理水平的综合指标——G指标。
On the base of the same characters, we choose private companies as the object of analysis, construct the restriction level about the managers by principal component analysis method.
在保持公司特征同质性的基础上,本文选取民营公司作为研究对象,使用主成分构建对经营者的约束水平。
Using the principal component analysis method, this paper analyzes a part of the sample data from the "Classroom Teaching Quality Evaluation System" of Shanghai Maritime University.
利用主成分分析法,对上海海运学院“教师课堂教学质量评价指标体系”的部分样本数据进行统计分析。
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。
As principal component analysis mainly use the linear correlation of the data, we propose a nonlinear principal component analysis method, by combining the mercer kernel function with it.
主成分分析方法主要利用数据的线性相关性来降维,并不适合非线性相关的情况。
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。
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。
In this paper, by developing a method for updating eigen decomposition, we proposed an incremental Principal Component Analysis.
本文提出并推导了特征分解的校正算法,并以此为基础,实现了增量学习的主成分分析方法。
Based on Principal Component Analysis (PCA) for remote sensing image, a new method was applied into identifying the spatiotemporal distribution of sea reclamation quickly and exactly.
基于遥感主成分分析(PCA),论文提出一种快速、准确及经济地识别填海造地时空分布的新方法。
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。
A novel modeling method, two-dimensional dynamic principal component analysis (2ddpca), was developed for monitoring batch process transition in author's previous work.
针对间歇过程过渡状态下具有的复杂过程特性,提出一种基于二维动态主成分分析(2ddpca)的故障诊断方法。
Because of using L2 norm, Principal Component Analysis (PCA) method is sensitive to outliers.
主成分分析方法由于使用了L2范数,因此对异常值较敏感。
The principal component analysis in multivariate statistic analysis is a method of compressing the dimension of vector data by extracting principal typical components from sample data set.
多元统计分析的主成份分析方法是对多维矢量数据提取主要特征分量,以此达到压缩矢量维数的目的。
And then it sets up listed companies' financial crisis warning index system including 10 principal component factors using the method of principal component analysis.
利用主成分分析方法建立了包含10个主成分的上市公司财务危机预警指标体系。
Eurasian winter sea level pressure anomalies during 1948-2007 were investigated by applying a nonlinear principal component analysis (NLPCA) method.
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。
The optimum fiber proportion of bamboo's fiber reinforced polypropylene composite could be analyzed accurately by optimum design method of principal component analysis.
用多元统计分析中的主成分分析法,合理地确定竹纤维增强聚丙烯复合材料多项性能指标兼优的最佳纤维含量。
The authors try to use multivariate statistics method based on principal component analysis (PCA) to monitor continuous casting mould process.
尝试性地将基于主元分析的多变量统计方法应用于连铸结晶器过程的监测。
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