参数估计

Based on the concept of the prior distribution, the Gamma distribution was introduced as the prior models of the unknown model parameters.

基于共轭先验理论，提出以伽马分布作为未知参数的先验模型，准确估计参数。

In nonparametric statistical theory, the nonparametric regression model that is with the given sample of observations are independent and identically distributed and the response .

在非参数统计理论中，对于给定的一组关于两变量和的非参数回归模型，其中已知，希望通过对的核估计得到更好的拟合模型。

DOA identifiability issue for such arrays is discussed, and the corresponding Cramer-Rao Bound is derived also.

文中讨论了算法参数可辨识性的必要条件，并分析计算了多参数联合估计的克拉美-罗界。

It can be demonstrated that two methods proposed in this paper, namely the method of selecting the additional parameters and the method of the rider estimation considering the parameters as weighted observations, ars of great importance to solving the ill—conditioned problem of the normal equati...

试验结果表明，本文研究的模型参数选择法和参数加权岭估计法对于解决法方程组的病态问题以及对于提高GPS双次差短弧法定位结果的精度和可靠性是很有意义的。

This paper uses ridge estimation method to solve the potential ill-conditioned problem in semiparametric regression model.

针对半参数回归模型求解过程可能出现的法方程病态问题，提出了用岭估计原则改进半参数模型的求解。

We aim to present an engineering estimation method that is based on interval analysis of model parameters.

从已有的方法来看，大多数的研究均集中在可靠性增长模型参数的点估计方面，而实际上工程中更关心的是模型参数的可

The Lagrangian function is introduced to infer the analytical form of the ME density function.

建立输入参数的概率模型，估计其特征参数是可靠性分析的关键步骤之一，直接影响结果的正确性和准确度[1]。

In MA models, the likelihood function is more complicatedthat we just search a better estimate value in a certain range.

在滑动平均模型中，由于似然函数形式更加复杂，文中在参数的允许域内尽量精确地搜索参数的合理估计值。

In this paper a kind of semiparametric regression model for the longitudinal contaminated data is.

研究了一类纵向污染数据的半参数回归模型，并在更切合实际的情况下，建立了模型参数和回归函数的估计方法。

The present invention relates a method and apparatus for receiving signal in MIMO CDMA system, charactered in that: on transmitting side, transmit signal by at least two antennas; on receiving side, receive at least one antenna, and obtaining channel paraneters by estimation of channel, using the channel parenters and maximum likelihood principle into MIMO+CDMA system, solving the problem of receiving signal in multiple mobile environment in effect.

本发明为一种基于MIM0 CDMA的接收方法及装置，其特征在于，发射端：至少采用两个发射天线发射信号；接收端：至少采用一个接收天线接收发射天线发射的信号，并且通过对信道的估计获得信道参数，采用该信道参数和最大似然原理的步骤得到输出信号。本发明将ML原理应用于MIMO+CDMA系统中。

For a big chunk of credit-card losses; the number of filings (and thus charge-off rates) would be rising again, whether

年美国个人破产法的一个改动使得破产登记急速下降，而后引起了信用卡大规模的亏损。

Eph. 4:23 And that you be renewed in the spirit of your mind

弗四23 而在你们心思的灵里得以更新