查询词典 unbiasedness

We begin by establishing the unbiasedness of OLS estimators under a set of assumptions.

首先，我们在一些假定下证明OLS 估计量的无偏性。

In the light of unbiasedness and validity of model, we identify the rigidity rotation model and rotation with strain model.

基于模型的无偏性、有效性等概念，对块体的刚性旋转运动模型、旋转应变模型进行了辨识，结果表明：同时考虑块体刚性旋转运动和应变的模型比单独考虑刚性旋转的模型更符合实际，模型的适用范围更广。

Proof of unbiasedness depends on our 4 assumptions – if any assumption fails, then OLS is not necessarily unbiased

无偏性的证明依赖于我们的四个假定--如果任何假定不成立，OLS未必是无偏的

Results indicate that in general the MDWF is comparable to L-M in both unbiasedness and efficiency for the studied cases.

统计试验结果表明，两种方法的无偏性、有效性均相当。

The unbiasedness of the estimate is analytically proved. Furthermore, this approach can be extended to other DEDS.

该方法计算量小、精度高，还可以进一步拓广到其它系统上。

N For unbiasedness, we assumed a zero conditional mean

要获得 估计量的无偏性，我们假定零条件期望

The Monte Carlo simulation shows that the present method is better than the Method of Moment in unbiasedness, and is generally comparable to MOM in efficiency.

对P-Ⅲ型总体分布，本文提出的权函数能使σ和Cs的估计由原方法的二阶加权中心矩降低为一阶加权中心矩估计。

A necessary and sufficient condition for the unbiasedness of Balanced LS Estimation is gained, and for the given L, t can be chosen to make the MSEM of the Balanced LS Estimation less than that of OLS Estimation.

给出了平衡LS估计为无偏估计的充分必要条件，对于给定的L，适当地选择参数t可使平衡LS估计的均方误差矩阵小于OLS估计的均方误差矩阵。

Strongly consistency and asymptotically unbiasedness of new estimators are proved by means of integrating finite increment with infinitesimal one.

数值实验结果表明估计量的相对误差和无偏性检验值都比较小，新算法能够很好地估计M/G/1排队系统的性能梯度。

Unbiasedness is the property of an estimator, that is, the procedure that can produce an estimate for a specific sample, not an estimate.

估计量是一种方法，该方法使得给定一个样本，我们可以得到一组估计值。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。