查询词典 likelihood function

With regard to the estimation of the variance components, many statisticians proposed a number of approaches, such as the Analysis of Variance Estimator, Maximum Likelihood Estimator, Restricted MLE, and the Minimum Norm Quadratic Unbiased Estimator, etc.

关于方差分量的估计统计学家们提出了许多方法，如方差分析估计，极大似然估计，限制极大似然估计，最小范数二次无偏估计等。

Three aspects of work are considered: The first aspect: we considered the error bound of the maximum likelihood estimation estimator for a class of nonstationary diffusion processes with parameters in both drift and diffusion parts.

论文的主要内容由以下三个部分组成：第一部分：我们考虑一类非平稳扩散过程参数极大似然估计的误差界。

In this case, the received carrier is modulated by unknown Doppler frequency and frequency rate. The estimation techniques as maximum likelihood estimator and extended Kalman filter are described and compared in our dissertation by tracking a common simulated highdynamic trajectory.

文中详细推导了任意信噪比情况下，时延和多普勒频率估计的方差下限表达式：在信噪比高于门限信噪比的情况下，具体推导了估计方差的Cramer-Rao限；在信噪比低于门限信噪比时，估计的方差下限还与失锁概率有关。

Using the estimation of marginal and joint statistical distribution of Contourlet coefficients via the method of maximum likelihood estimator, multiplicative watermarking and blind detection framework is presented in the Wavelet transformation domain and the Contourlet transformation domain.

采用极大似然估计的方法对Wavelet变换和Contourlet变换系数的边缘分布和联合分布进行拟合，提出了一种Wavelet变换域和Contourlet变换域乘嵌入水印及盲检测框架。

A mean of squared differences image correlation/Kalman filtering motion estimator is analyzed deeply, proving its efficiency and unlbias, and equivalent to maximum likelihood estimator.

对实际中一种常用的均方差图像相关/Kalman滤波位移估值算法进行了深入分析，证明了该算法的有效性和无偏性，并等价于极大似然估值。

An approach to combine the maximum likelihood method with the genetic algorithm is proposed.

提出了极大似然法和遗传算法结合的一种方法。

The second goal is the estimation method of maximum likelihood .

第二个目标是最大似然的估计方法。

Parameters of the model are measured by a linear regression technique and a maximum likelihood method.

在因子范围服从对数正态分布下，应用线性回归技术和极大似然法建立了模型参数的测定方法。

The maximum likelihood method is widely used to estimate the parameters of Pareto distribution.

传统的方法都是基于正态分布假设，但实践表明正态分布假设严重低估了风险。

The scale and shape parameters of the model were estimated with the maximum likelihood method.

采用最大似然估计方法确定的模型参数作为信号特征实现故障诊断。

Chimborazo and Cotopaxi, took me by the hand.

越过琴博腊索山和科托帕克西山。

This car is in a good condition.

这辆车的状况很好。