The Helmert variance component estimation formula.
赫尔默特方差分量估计公式。
Objectives: To explore the applicability of two level variance component model in research on variability between interviewers.
前言：目的：探讨两水平方差成份模型在评价调查者间变异的应用价值。
Spectral decomposition estimators of variance component matrix in mixed linear model are generalized to multivariate mixed linear model.
考虑含有两个方差分量矩阵的多元混合模型，将一元混合模型下的谱分解估计推广到多元模型下。
With two types of observations, using Helmert variance component estimation, it can improve adjustment precision through multiple iterations.
并对两类观测值，利用赫尔默特方差分量估计，通过多次迭代计算，提高平差精度。
The variance component of cross and backcross generations of quantitative character controlled by multigenes is studied on condition of chromosome translocation.
研究了染色体易位情况下，多基因控制的数量性状杂交及回交世代的方差组成。
The variance component analysis revealed that the ratios of additive genetic variance to phenotypic variance of the majority of economic traits were high.
进一步的方差组分估计表明，主要经济性状的加性遗传方差较大。
Methods We applied generalized linear mixed models for the nuclear family data to set up the genetic variance component model and estimated parameters using MCMC.
将广义线性混合模型应用于核心家系资料建立遗传方差分量模型，运用MCMC方法进行参数估计。
The program can conduct rigorous adjustment and variance component estimation on all kinds of control networks and output all kinds of information after adjustment.
本程序能对各种类型的控制网进行严密平差及方差分量估计，并输出平差后的各种信息。
In order to obtain the optimal parameter estimates and reasonable accuracy evaluation should use Helmert variance component estimation method to deal with the combined adjustment.
为了得到参数的最优估计和合理的精度评定，应利用赫尔默特方差分量估计法进行联合平差处理。
In this paper, the robust variance component estimation is introduced into the satellite orbit determination to resist the effects of outlying observations and to determine the weights.
针对卫星精密定轨过程中观测资料存在粗差以及观测资料的合理定权问题，将抗差方差分量估计引入到卫星精密定轨中。
In this paper, the robust variance component estimation is introduced into the satellite orbit determination to resist the effects of outlying observations and to determine the weights.
针对卫星精密定轨过程中观测资料存在粗差以及观测资料的合理定权问题，将抗差方差分量估计引入到卫星精密定轨中。
应用推荐