查询词典 sampling distribution

By the doubly-robust property, the estimator is consistent if either the selection probability model or the joint distribution of covariates is correctly specified.

此双稳健性质保证只要选择机率模型或是共变数的联合分配是正确的情形下，扩大逆机率加权估计量是具一致性。

Based on censored data, a smoothing estimation method is proposed to estimate the parameter functions. Moreover, a consistent estimator for the asymptotic variance matrix of the estimators is provided. The limiting distribution of estimated functions and the estimator of variance matrix enable us to construct approximated regions.

根据截切资料，我们提供平滑估计法以便估计参数函数，接著，我们也对估计函数的变异矩阵提出一个估计式，利用估计式的常态分配逼近，其相对应的信赖区间建构法也被提出。

The Power Distribution Unit distributes power to the various console and table units.

电源配电装置其作用是把电源分配给各个控制箱和转台。

Soon after joining the National Assembly, I clashed with the administration over underfunding of the Consolidated Social Fund (known by its Spanish acronym FUS), which had been created by Chávez to coordinate the distribution of resources to antipoverty programs.

进入国民大会不久，由于社会统一基金2不足，我就与相关的管理机构产生了冲突。查韦斯原本建立这个基金，是为了配合分配贫困计划中的资源。

Put simply a distribution network delivers electronic bills to financial institutions or websites that provide consolidator services and are signed up for that particular network.

简而言之一个分销网络，可提供电子帐单向金融机构或网站提供consolidator服务，并签署了为特定网络。

"We are a content consolidator and with triple play, new markets and distribution channels for content will open up," says Zhang Lijun, chairman of VODone, China's largest video website.

中国最大的视频网站第一视频董事长张力军表示："我们是内容整合商，随着三网融合，新的市场和内容发布渠道将应运而生。"

Then according to the research of the state matrix, a concept that the system general damping coefficient keeps constant is proposed, which is helpful for understanding the interaction of all the dynamic components and impacts for the distribution of dampings.

论文在回顾特征值分析方法基本概念、步骤的基础上，通过对系统状态矩阵的研究，提出了广义系统阻尼守恒的概念，这便于理解系统中各动态元件的相互影响和对系统阻尼分配所起的作用。

The relationship between threshold coefficient and constant false alarm probability is obtained after SAR target detection is analyzed according to Gamma distribution.

抑制相干斑后的增强目标检测方法，分析了抑制SAR图像相于斑噪声后的多分布特性，研究了相应的SAR目标检测，提出了一种新的 SAR图像目标检测方法及其实现。

The reasons are that GM (1, 1) model groups have constant coefficient properties while their parameter distribution is"grey", so they can keep original system characteristics and reflect system reality.

这是因为灰色预测法所建模型具有常系数性质，但其参数分布是"灰"的，因此可保持原系统的特征，能较好地反映系统的实际情况，故建模的精度较高。

According to the generalized Huygens-Fresnel principle, the peculiarity of laser beam intensity distribution is simulated under the different condition such as refractive index of atmospheric structure constant and transmission pace and laser wavelength.

根据广义惠更斯-菲涅耳原理，对TEM00模和TEM10模光束在不同大气折射率结构常数、传输距离和传输激光波长条件下的光强分布特性进行数值模拟。

Lance Armstrong is a great bicycle racer, but he could not have won the Tour de France without the support and assistance of his team members.

Lance Armstrong是一个伟大的赛车手，可是如果没有他的团队成员的支持，他无法获得环法自行车赛。

The boy broke off a bit of wood and dropped it, with a dry leaf, into the box where the coin was before.

那男孩折了一小片木头，连同一片干树叶一起放进先前盛银币的盒子里。