共线性的影响是使回归系数不可靠。
The effect of colinearity is to make the regression coefficients unreliable.
其回归系数是三者当中最大的。
对实验数据进行回归分析,得出了回归系数。
By using logarithmic and exponential regression analysis method we obtained the regressive coefficient.
本文讨论多元回归系数线性估计的可容许性。
In this paper, we discuss the admissibility for linear estimates on multivariate regression coefficients.
通过迭代加细过程还可以改进回归系数的估计。
Also, estimates of the regression coefficients can sometimes be improved through iterative refinement.
本文讨论增长曲线模型回归系数的线性估计的容许性。
In this paper, we consider the admissibility of linear estimates of regression coefficients in growth curve model.
钾对幼苗的生长没有影响,所有偏回归系数均不显著。
K had no significant effects on tomato seedlings growth and the partial regression coefficients between them were insignificance.
本文考虑一般回归模型中回归系数的方向的估计问题。
In this paper, the estimation of the direction of the regression coefficient of general regression model is considered.
角膜中央到周边曲率与等效球镜度的回归系数逐渐增加。
The regression coefficient between corneal power and the refractive error increased from apex to peripheral area.
由点线距的平方和最小,得出一种求回归系数的新公式。
A new formula is obtained to find out regression coefficients, based on the fact that the quadratic sum of distance between line and spots in minimum.
本文讨论回归系数相同,回归常数不同的回归分析模型。
This paper presents regression model with same regression coefficient and different regression constants.
在线性回归中,常用最小二乘估计求线性方程的回归系数。
In linear regression, the least squares estimation is heavily innuenced with outlyers.
本文主要研究了生长曲线模型中回归系数的参数估计问题。
In this paper, some researches on estimator of parameters in the growth curve model are considered.
模型的相关系数为0.66,通过了回归方程和回归系数的检验。
The correlation coefficient of this model was 0.66, which passed the validation of regression equation and regression coefficients.
本文主要研究了带约束线性模型回归系数岭估计的影响分析问题。
This article mainly studies the influence analysis of ridge estimation in restricted linear model.
通过矩阵的扫除变换,获得了回归系数关于偏方差元素的表现形式。
By sweeping transformation of matrix, the relationship between regression coefficients and the elements of partial variance is obtained.
根据不同条件下的拟合方程,对其回归系数进行了影响因素的分析。
From different fitting equations under different conditions, regression coefficients were also analyzed.
对两种类型资料边际回归模型都可以同时估计回归系数和关联参数。
Marginal regression models can be used to estimate regression coefficients and association parameters for two kinds of data.
用于描述石墨形态的特征由分形维、粗细参数和二维自回归系数共同组成。
Parameters describing character of gray cast graphite morphology such as fractal dimension, roughness and regression coefficients were used to the classification.
本文在矩阵损失下研究了一般增长曲线模型中随机回归系数线性估计的可容许性。
We investigate the admissibility of the linear estimate of random regression coefficients under a matrix loss function in general growth curve models.
对应于方差参数这两种估计的回归系数的两种两步估计,它们的均方误差大致相当。
However, two-stage estimates of regression coefficients corresponding to these two estimates have approximate equal mean square error.
在多变量逻辑回归模型中,开发基于回归系数预测程序的一个简单的临床评分体系。
A simple clinical scoring system was developed on the basis of regression coefficients of predictors in a multivariable logistic regression model.
结果表明,当样本大小大于50时,回归系数的最小二乘估计具有较高的估计精度;
Our research shows that when sample size is greater than 50, the least square estimate of regression coefficiencies has high estimate precision.
第三章是关于回归系数的可容许估计,这包括统计线性模型不受约束和受约束的情形。
In the third part, we give the admissible estimators of regression coefficients in statistical linear model with or without constraints.
采用正交多项式回归分析法建立回归模型,并对回归方程和回归系数进行显著性检验。
The method of orthogonal polynomial regression was used for regression modeling, and then the regression equations and regression coefficients were tested for significance.
分析了影响型砂紧实率控制精度的因素,建立了型砂紧实率-水分回归系数的动态模型。
This paper analyzes the factors affecting the controlling precision of sand compactibility system and sets up the dynamic model of regression coefficient between sand compactibility and water content.
本文论述多元线性回归中的回归系数与偏相关系数之间的数量关系以及它们的统计意义。
This paper deals with the quantitative relations between regression coefficients and partial correlation coefficients in multivariate linear regression, and their statistical meanings.
结果表明,在设计矩阵高度共线性时,用奇异值分解的迭代加细可以改进回归系数的估计。
Results show that iterative refinement using the SVD can improve regression coefficient estimates in the cases where the design matrix is highly collinear.
在分析测定中适当改变标准物质的浓度,可简便回归系数的计算,加快处理分析数据的速度。
In the analysis and determination while the density of standard object is properly changed the tropic coefficient could be calculated simply and the speed of data process could be quickened.
包含捕捞努力量和环境变量的渔获量模型的回归系数为0·97,其置信水平达到99%以上。
The regression catch model incorporating fishing effort and selected environmental variables has a correlation coefficient of 0.97 and a level of confidence of 99%.
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