查询词典 multivariate

The questionnaire method and the interview menthod were used to gain the tourist data, the quota sampling method was used in sampling survey, the principal component analysis method was used to measure the various variables, the statistical methods such as linear regression analysis, multivariate linear regression analysis, single factor variance analysis and logistic regression analysis were used to analyzes the relationship between various variables.

具体来说，在获取游客数据时采用了问卷调查法和访谈法，在抽样调查时采用了配额抽样方法；对各变量进行测度时使用了主成分分析法；在分析各变量之间相互关系时采用一元线性回归分析、多元线性回归分析、单因素方差分析及Logistic回归分析等统计方法。

Multivariate analysis indicated that age, refractoriness hypertension, carotid artery atherosclerostic plaques and coronary artery triple vessel lesion was identified as independent predictors of ARAS.

多元Logistic回归分析表明，仅年龄、顽固性高血压、颈动脉粥样斑块、冠脉三支病变是ARAS的独立预测因素。

Multivariate logistic regression was used to analysis the risk factor for the detection of CAD.

采用Logistic回归分析冠心病的危险因素，为冠心病的诊断提供帮助。

The effect of DM on 30-day cardiac outcome was assessed by multivariate logistic regression and the effect on long-term survival was assessed by Cox regression analysis.

通过多元回归分析围术期30天内 DM 对心输出量的影响，通过 Cox 回归分析评估 DM 对其术后长期生存的影响。

In this paper, we take full advantage of MATLAB statistic tool box to achieve the multivariate nonlinear regression model. Estimate of the unknown parameters. examples are used to validate the method is effective.

文章充分利用MATLAB统计工具箱的优势，通过程序的实现，对多元非线性回归模型的未知参数的估计方法以及对估计后的模型预报做出研究，并以实例验证了该方法的有效性。

In this paper, we study the problems of the kernel regression estimator with spherical data, the estimators of multivariate densit...

本文主要研究了球面数据回归函数核估计以及多维密度函数估计和多维回归函数估计问题。

So it is very necessary to research the restricted multivariate regression model.

因此研究带约束的回归模型是十分必要的。

Besides univariate AR model, this dissertation finally presented our study on a parameter called the local spatiotemporal synchronization index, mainly based on residual covariance matrix of a multivariate autoregressive model.

除了单变数的自回归模型外，在这论文的最后，我们也提出了残余共变异矩阵，系根据多变数的自回归模型所发展出来的一个评估脑电波时空一致性的指标：LSTS（local spatiotemporal synchronization）指标。

On basis of the color reactions of 4-(2-pyridine azo)-resorcin with copper, zinc and manganese, but the absorption spectrum of complex compounds which they created overlapped with each other seriously. Dealing with the spectrum data with the method of multivariate calibrations of chemometrics, we can simultaneously analyze the measured spectrum of mixture.

基于这三种金属离子均能和4-（2-吡啶偶氮）－间苯二酚发生显色反应，但所生成络合物的吸收光谱重叠比较严重，采用化学计量学的多元校正方法，解析了Cu(上标 2+)、Zn(上标 2+)、Mn(上标 2+)混合物的测量光谱。

Content characteristics of five kinds of detrimental elements,As,Cr,Cd,Pb,S,in iron ores imported from 23 countries,totally 490 batches,within recent two years were investigated by statistical techniques.Based on data distribution, interquantile robust statistics,and a brand-new data description technique,kernel density estimation,were used to acquire the standing values of detrimental elements.Multivariate statistical methods,including Principle Component Analysis and Factor Analysis,were used to ...

对我国进口铁矿石中的环境有害元素As、Cr、Cd、Pb、S的含量进行了总体统计分析，选用了四分位稳健统计分析及内核密度估计分别对铁矿中的有害元素As、Cr、Cd、Pb、S的含量的代表值进行估计，探讨了两种方法在代表值估计方面的特点，并使用主成分分析、因子分析等多元统计分析方法对有害元素的含量特征进行整体分类描述，确定了含量特征整体分类的主要有害元素，全面了解进口铁矿中涉及安全、环保等有害元素的质量状况。

The witness also told the jury at the Royal Courts of Justice in London that he saw a paparazzo fighting with a member of the public who was trying to stop him taking pictures in the minutes before the emergency services arrived.

他还告诉在伦敦皇家法庭的陪审团，在急救服务到来之前，他当时看见一个狗仔队正和一群阻止他拍照的人打架。

The entire N／C program on a tape is made up of an accumulation of these successive data blocks.

纸带上的整个数控程序由这些连续数据单元连接而成。