1) asymptotic variance
渐近方差
1.
The estimator and asymptotic variance of the dependence parameter are given.
而矩估计是一种经典的参数估计方法,计算简单且具有某些优良性,本文给出边缘为标准指数分布的二元极值混合模型相关参数的矩估计及其渐近方差。
2.
It is shown that the asymptotic variance of these estimators is smaller than that of the traditional local linear estimators and therefore the new method is more effective.
由于新方法所得估计量的渐近方差小于传统线性估计量的渐近方差,因而新方法更加有效。
3.
Moreover, an optimum test plan is explored by minimizing the asymptotic variance of the maximum likelihood estimates of the mean life at a design stress.
在此基础上,以设定应力下对数平均寿命的极大似然估计的渐近方差最小为优化标准,得到了试验的最优设计,最后文中给出的实例证明了该优化设计方案是有效的和可行的。
2) Asymptotic variance-covariance
渐近方差-协方差
3) asymptotic covariance matrix
渐近协方差阵
1.
For the multivariate linear normal structural relationship model (SRM), a generalized inverse matrix for the covariance matrix of true vector is obtained in this paper, and the asymptotic covariance matrix and its consistent estimation for the parameter estimator are derived by using the standard δ method under the usually three assumptions for the error covariance matrix, respectively.
针对多元线性正态结构关系模型(SRM),本文给出了真值向量协方差阵的广义逆构造,并在三种常见误差协方差阵假定下应用标准δ法分别给出了模型结构参数约束最小二乘估计的渐近协方差阵及其相合估计。
4) Asymptotically conditional variance
渐近条件方差
5) asymptotic aberrations
渐近象差
1.
Addition of the relativistic asymptotic aberrations of combined focusing-deflection systems;
聚焦偏转复合系统的相对论渐近象差的合成
6) asymptotic bias
渐近偏差
补充资料：渐近公式
渐近公式
asymptotic formula
渐近公式}朋yolp肠cl栩.lula二~Irror~绷如甲My月a} 包含符号。，O或等价记号一(函数的渐近相等(as，mPtotiee甲ality))的公式 渐近公式的例f 牡n一丫二一x十口(义舌%*0、 )5戈l+‘)(义‘)，、。0;茸、十芜川、一丫’℃一，关二 “(一‘，一下:_于“一笑(7r以)是不超过二的素数的个数，. ‘M，B因脚月撰【补注】关于符号。O和一的意义，例如见阵11或!AZ}.
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条