1) Maximum likelihood method
极大似然方法
1.
And then, the transformation parameter is chosen by the maximum likelihood method.
提出了广义BoxCox变换,即对因变量进行BoxCox变换及对自变量进行某种变换,然后用极大似然方法确定变换参数,最后用广义BoxCox变换研究了一个简单实例。
2.
Based on a maximum likelihood method and a second moment approximation, a new method for fatigue reliability analysis is presented.
本文提出了采用一个随机变量描述疲劳裂纹扩展统计不确定性方法,并且通过极大似然方法和二阶矩方法进行疲劳可靠性分析。
2) quasi-maximum likelihood (QML)
伪极大似然方法
3) Maximum Pseudo-Likelihood method
极大拟似然方法
4) maximum likelihood ratio method
极大似然比方法
1.
According to the hypothesis of parameters in random effect model with equilibrium design and one-way classification H0:μ=μ0,σ2α=σ2α0,σ2=σ20H1:μ≠μ0,or σ2α≠σ2α0 or σ2≠σ20,a statistical estimator to test H0 is presented by using maximum likelihood ratio method,and then the asymptotic distribution of test statistics and its rule are given.
对平衡设计单向分类随机模型参数的假设H0:μ=μ0,σα2=σ2α0,σ2=σ02H1:μ≠μ0或σ2α≠σ2α0或σ2≠σ02,利用极大似然比方法导出了检验H0的统计量。
5) maximum likelihood method
极大似然法
1.
Genetic analysis for restoring genes of wild-abortive type Indica hybrid rice by maximum likelihood method;
利用极大似然法分析野败型杂交籼稻恢复基因的遗传
2.
The maximum likelihood function of the fatigue life was proposed based on the maximum likelihood principle, and it was born out that the maximum likelihood method could be used for the fatigue analysis.
结果表明 ,用极大似然法研究含未焊透缺陷焊接接头的疲劳性能 ,减少了试验工作量和试验费用 ,而且试验数据可靠 ,极具推广价
3.
This algorithm combines the global search ability of genetic algorithm and local search ability of maximum likelihood method,which makes the hybrid genetic algorithm unaffected by the initial value assignment of maximum likelihood method,and solves the problem of the low convergence rate and low convergence precision of genetic algorithm.
该方法结合了遗传算法的全局寻优能力和极大似然法的局部寻优能力,使得混合遗传算法不受极大似然法初值选取的影响,同时也解决了遗传算法收敛速度慢和收敛精度较低的问题。
6) maximum likelihood
极大似然法
1.
The algorithm first builds the set of candidate targets using the measurements from multiple sensors in multiple sampling periods and estimates the initial states of candidate targets using the maximum likelihood method.
该算法利用多传感器多采样周期测量建立候选目标集,用极大似然法估计候选目标的状态;采用Hough变换建立参数空间直方图,并对参数空间直方图聚类实现航迹探测;建立目标初始方位角直方图和目标速度直方图,分别对两个直方图聚类实现目标探测;找出与目标相关的测量,利用这些测量估计目标的状态。
2.
In this paper,a novel robust BP neural network based on the maximum likelihood method is presented.
提出了一种新的基于极大似然法的BP神经网络算法,该算法定义了一种新的误差函数。
3.
The maximum likelihood was introduced into the traditional BP algorithm for the sake of estimating the noise distribution during the network approaching of the training sample.
本文提出了一种新的基于极大似然法的椒盐噪声滤波算法。
补充资料:极大似然估计
极大似然估计法是求估计的另一种方法。它最早由高斯提出。后来为费歇在1912年的文章中重新提出,并且证明了这个方法的一些性质。极大似然估计这一名称也是费歇给的。这是一种上前仍然得到广泛应用的方法。它是建立在极大似然原理的基础上的一个统计方法,极大似然原理的直观想法是:一个随机试验如有若干个可能的结果A,B,C,%26#8230;。若在一次试验中,结果A出现,则一般认为试验条件对A出现有利,也即A出现的概率很大。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条