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unbiased相关的网络例句

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与 unbiased 相关的网络例句 [注:此内容来源于网络,仅供参考]

Kriging algorithm builds varation model of regional variables and through which seeks for best linear unbiased estimator of unknown property.

摘 要:Kriging算法通过构造区域化变量的变异模型,并据此求取未知数据的最优线性无偏估计量。

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。

So, we discuss the asymptotically best linear unbiased estimator for the logistic population based on the selected order statistics, give the pr.

为缓解这一困难,本文讨论利用样本分位数的Logistic总体的近似最佳线性无偏估计,给出估计量的大样本性质,以及样本分位数不超过10情形下,估计量有渐近最大相对估计效率时样本分位数的选取方案等。

The estimators have all the nice properties of MLE and least square estimator, such as the asymptotic properties of MLE or those of a best linear unbiased estimator.

六、这个新方法同时具有极大可能性估计方法与最小平方估计方法的良好统计特质,例如极大可能性估计方法的渐近收敛性质和最小平方估计方法的最佳缘性不偏特性。

Four new relative efficiencies of the best linear unbiased estimator to the covariance improvement estimator for the unknown parameter vector are given, and three new relative efficiencies of the least square estimator to the covariance improvement estimator for the unknow parameter vector are given.

本文考虑相依模型,对其未知参数向量给出了其最佳线性无偏估计相对于协方差改进估计的四种相对效率,同时,还给出了最小二乘估计相对于协方差改进估计的三种相对效率,在不同条件下,分别给出了相对效率的上界与下界。

Robust best invariant unbiased estimator, quadratical form, variance/covariance components

稳健最优不变二次无偏估计,二次型,方差和协方差分量

In this paper, we study characterizations of admissible in the general linear model Y, Xβ,ε|ε~(0,σ~2∑. We demonstrate that an admissible linear estimator is as the conditional generalized ridge-type estimation in the no constraint, equality constraint, inequality constraint general linear model. We study the superiority of this conditional generalized ridge-type estimation, and prove that it is superior to the restricted best linear unbiased estimator in terms of mean squares. We also give the choice of the matrix K.

本文主要研究了一般线性模型Y,Xβ,ε|ε~(0,σ~2∑中参数估计的可容许性特征,得到了一般线性模型在无约束,有等式约束及有不等式约束下,可容许线性估计均具有条件广义岭估计的形式的结论,并且讨论了这一条件广义岭估计的优良性,证明了其在均方误差和均方误差矩阵意义下都优于约束最小二乘估计,给出了参数矩阵K的选取方法。

Secondly, in this study, China's staple food demand is offered to have both long-term and short-term stability, and it fits the "best linear unbiased estimator", goodness of fit , hence it is predictable and has long-term developing co-relation--the rise of food consumption causes the rise of food price and the increase of food consumption stimulate the increase of income.

实证结果发现:中国粮食长、短期发展具稳定性、最小变异线性不偏估计式(best linear unbiased estimator,BLUE)、有配适性且残差变异数齐一,亦无自我相关性、故具可预测性与长远发展关系,乃粮食消费增加,刺激粮食售价的攀升;粮食消费量增加,刺激所得增加。

SNR maximum likelihood estimator based on data directed decision was evaluated first, and was concluded as a biased estimator. An unbiased estimator can be acquired through high order moments of received data.

摘要通过对基于判决反馈的信噪比最大似然估计推导过程的分析,得出:判决反馈最大似然估计得到的估计值是有偏估计;利用基带数据的高阶矩特性,可以获得渐近无偏估计。

We first state general linear model, ridge-type estimator and general ridge-type estimator, and the constraint biased estimator. And then, we introduce some basic theory about matrix and some conclusion about the admissibility of estimator in Gauss-Markov model. In the third chapter, we discussion several equivalent characterization of the best linear unbiased estimation, we proved that admissible characterization of admissible of linear estimation is as conditional general ridge-type estimation in general linear model. A necessary and sufficient condition that homogeneous linear estimator is admissible estimator is obtained.

本文首先概述了一般线性模型,岭估计及约束岭估计的发展历史和研究现状,在第二章介绍了矩阵的一些基本知识和可容许性的一些基本结论,第三章讨论了一般线性模型最佳线性无偏估计的几个等价条件,以及线性估计的可容许性特征,得到了一般线性模型的可容许线性估计均具有条件广义岭估计的形式,给出了一个齐次线性估计为可容许估计的充分必要条件。

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推荐网络例句

In the days of sailing vessels the crew were afraid they would be becalmed on the ocean.

在使用帆船的时代,船员们担心他们会因为无风而无法在海洋上航行。

As long as foreign donors pay the PA's salary bill, few expect a new intifada.

只要外国继续为巴权力机构的薪水买单,希望发动新暴动的人便寥寥无几。

Speak with contempt of none,form slave to king,the meanest bee,and will use,a sting.

别用 言词贬低任何人,无论国王还是奴隶。最卑戝的蜜蜂也会用它的毒针蜇人。