回归系数

In the fifth chapter, we propose the conditional generalized ridge-type estimator of regression coefficient in restricted linear regression model, and prove that it is superior to the restricted best linear unbiased estimator in terms of mean squares error and mean squares error matrix, we also give the choice of parameters matrix K.

第五章给出了约束线性回归模型中回归系数的条件广义岭估计，讨论了它的优良性，证明了它在均方误差及均方误差矩阵下都优于约束最小二乘估计，并给出了参数矩阵K的选择。

On the basis of the balanced loss function proposed by Zellner, we discuss the balanced loss risk and obtain various estimations of regression coefficient in linear regression model.

本文从Zellner提出的平衡损失函数出发，通过讨论平衡损失风险，得到线性回归模型中回归系数的各种估计。

The unitary linear regression analysis showed that the b value of regression coefficient and the a value of constant term were relatively small in Shajinhong, Shanhuang apricot, Chuanzhihong, Apple apricot, and Lanzhou apricot by comparing them with the degree of cold resistance.

结果表明：经一元线性回归，用回归系数b值和常数项a值来对比分析抗寒性大小发现：沙金红、山黄杏、串枝红、苹果杏和兰州杏等品种的这两个数值相对较小。

Secondly, the third part utilizes Regression Analysis, Ganger Causality Test and Co-integration Test etc. in the positive study about the relationship between stock markets and economic growth.

发现股票市场对消费、投资及货币需求的影响不大；股市变量对GDP增长的贡献微弱，在股票市场与GDP增长关系的回归模型中股市变量的回归系数很小。

In Chapter 1, we introduce some theories and methods about the estimation of regression coefficient and do some preparations including some theories in the mean vector, the covariance matrix, the quadratic form of random vector, matrix derivative.

第1章概括介绍线性回归模型回归系数估计的一些理论和方法，并给出均值向量与协方差阵、随机向量的二次型、矩阵微商等预备知识。

However, the third one is not ideal, because the regression model and coefficient are not significant.

对于前两类道路建立的模型比较理想，回归方程和回归系数显著。

It is proved firstly that for any time series the regression coefficient can be computed in lianear time and only use constant space.

在此基础上提出了一种基于回归系数的时间序列维约简方法——逐段回归近似，该方法具有线性时间复杂度，并且对均值平稳的独立噪声干扰不敏感。

Multiple linear regression analysis showed that the regression coefficient for the spleen volume was at a maximum.

多元线性回归分析显示，脾脏容积与肝纤维化病理学分期的回归系数最大。

In Chapter 2, the Balanced LS Estimation is defined for the linear model when its error covariance is positive definite or singular. The new estimation as well as the necessary and sufficient conditions is gained for its unbiasedness, efficiency and admissibility.

第2章提出了一般线性回归模型和奇异线性回归模型平衡LS估计的概念，得到回归系数β的平衡LS估计，进而探讨了这种估计的无偏性、有效性和可容许性。

Finite element method and nonlinear regression method is used to discuss the relationship of Y shape steel tube joint's local translational displacement and local translational stiffness to the ratio between the width and the thickness of main tube, ratio of width and thickness between branch tube and main tube and included angle between branch tube and main tube's the axial directions.

本章分析了Y形方管节点的平动位移和平动刚度随主管宽厚比、支主管宽度比、支主管厚度比和支主管轴线夹角等参数的变化关系，并从各回归方程及回归系数的显著性检验可知回归方程的准确性。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。