likelihood function
英 [ˈlaɪklihʊd ˈfʌŋkʃn]
美 [ˈlaɪklihʊd ˈfʌŋkʃn]
似然函数
双语例句
- The advantage of the artificial immune algorithm in the optimization of the multi-dimension complicated function is used to optimize the likelihood function.
利用人工免疫算法在解决多维复杂函数优化问题时强大的全局寻优能力，有效地解决了似然函数的优化问题。 - In this part, we give the description of the competing risk mixture model and the likelihood function with grouped data.3.Asymptotic properties of MLE.
这一部分我们给出了本文中竞争风险混合模型的描述及分组数据下的似然函数。 - Then, the likelihood function of probability casual model is taken as antigen of immune genetic algorithm and solution of fault diagnosis as antibodies.
为了对电力变压器的绝缘故障进行诊断，提出了一种免疫遗传算法结合概率因果模型的故障诊断方法。 - On the one hand, by assuming the existence of hidden variable in EM algorithm, the likelihood function are greatly simplified;
它通过假设隐变量的存在，极大地简化了似然方程； - Analysis and Prediction of Probabilistic Risk of Rainfall-induced Landslides Based on Empirical Likelihood Function Model
基于经验似然比函数模型的降水型滑坡灾害概率风险分析与预测 - Using hierarchical likelihood approach, the multidimensional integral is avoided, and the hierarchical likelihood function and the process of estimating model ar.
在模型估计上，采用等级似然估计方法，从而避免了求后验分布的积分运算，简化了估计过程。 - Approximation for the Likelihood Function of Exponential Distribution under Multiply Type-I Censoring
定时截尾数据缺失场合下指数分布的似然函数的近似 - This paper describes a new nonlinear filtering algorithm ( NLF) for tracking maneuvering targets, presents reasonable maneuvering likelihood function, derives estimating equations.
描述了一种新的机动目标非线性跟踪算法（简称NLF算法），提出了合理了机动似然函数，导出了机动概率估值方程。 - In the paper, the fuzzy likelihood function is utilized to cluster sample data.
提出一种基于模糊似然函数的模糊辨识方法。 - An autoregressive model and a linear perturbation model ( LPM) were proposed to describe the Bayesian prior distribution and likelihood function of the HUP, respectively.
引入平稳序列的线性AR模型与线性扰动模型（LPM）对HUP的先验分布与似然函数作了改进。 - A new fuzzy likelihood function is used to denotes the similarity degree of two fuzzy sets.
运用一种新的模糊似然函数，用以表示模糊集合之间的相似程度。 - In this paper, the likelihood function and parameter estimation for periodic autoregressive-moving average ( PARMA) model are given. An observation equation is added to constitute a modified PARMA model and the method for the skew-revision is also presented.
本文给出了PARMA模型的似然函数及模型参数的估计方法，引入了观测方程构成改进模型，并提出了偏态修正方法。 - Fuzzy Identification Method Based on Fuzzy Likelihood Function
基于模糊似然函数的模糊辨识方法 - By using a posterior distribution logarithmic likelihood function, this paper defines posterior Fisher imformation ratio statistic and posterior likelihood distance statistic.
本文通过后验对数似然函数，提出了若干有偏估计的后验Fisher信息比和后验似然距离统计量。 - Application of a New Fuzzy Likelihood Function on Clustering Analysis
一种新模糊似然函数在聚类分析中的应用 - An appropriate cost function is constructed which avoids the use of the logarithm likelihood function that is lack of robust to the noise correlation, moreover, our method have many advantages such as, low complexity, suitable for coherence signals, etc.
构造适当的代价函数，避免了对数似然函数的使用，该方法对色噪声协方差矩阵特征值分散具有稳健性，同时具有较低的计算复杂度和适用于相关甚至相干源等优点。 - In traditional multiple hypothesis tracking ( MHT) algorithm, only target location information has been used for truth likelihood function of tracks.
在传统的多假设跟踪（MHT）算法中，航迹置信度函数仅利用了目标的位置信息。 - A united logarithmic likelihood function based on the statistic probability model of image stochastic filed was built by using the multi-frame images.
该算法利用多帧湍流退化图像，建立了一个基于航天图像随机场概率模型的联合对数似然函数。 - 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.
基于极大似然原理，推导出关于疲劳寿命的极大似然函数，并证明了将极大似然方法用于疲劳分析的可行性。 - This algorithm can reject background interferences by computation of the camera's movement, and can obtain the track of the weak target by computation of the target's transition probability and likelihood function.
该算法通过计算摄像机视场的运动，消除背景的干扰，通过计算模型中的目标转移概率和似然函数，确定点目标的运动轨迹。 - Begining with the first order MA model, analyzed it's mathematical model and condition likelihood function;
从一阶MA模型入手，分析一阶时间序列MA模型的数学模型及其条件似然函数； - The optimization method was adopted by the author to find the correlation coefficient and the extreme value point of likelihood function of 3-parameter weibull distribution and obtained the correct result.
笔者采用最优化方法求三参数威布尔分布的似然函数的极值点及相关系数，取得了正确的结果。 - By factoring of the likelihood function, the description of signal detection problem is achieved, and then iterative signal detection algorithm can be deduced by using sum-product algorithm.
通过对似然函数的分解，得到信号检测问题的因素图描述，在此基础上应用和积算法推导出信号检测的迭代算法。 - The method based on the particle filter framework, with steered beam forming ( SBF) as the observation information, through the SBF function to construct the likelihood function, so as to realize the sound source tracking and positioning.
该方法在粒子滤波框架下，以可控波束形成（SBF，SteeredBeamForming）作为了观测信息，通过SBF函数来构建似然函数，从而实现了声源的跟踪和定位。 - We introduce the optimal parameter likelihood function, Bayesian grading and give the computational formula of these grading.
介绍了最优参数似然函数以及贝叶斯评分，并给出了这些评分的计算公式。 - We construct cost function which combines the likelihood function and boundary constraint function.
它利用似然函数和边界约束方程构造代价函数，来描述区域特征。 - Since the improved algorithm reduces the number of trees searched and computation amount mainly induced by the computation of likelihood function value of the tree searched, computation is thus reduced.
改进算法搜索到的中间拓扑数目减少了，由于计算量主要集中在对搜索到的拓扑树的似然函数上界值的计算上，因此计算量也减小了。 - Generalized linear mixed effect model required numerical integration for joint likelihood function or approximation of the model, and the restricted pseudo-likelihood was the first-order Taylor approximation of generalized linear mixed-effect model.
广义线性混合效应模型的参数估计常需要对联合似然函数数值积分或者对模型采用某种近似，限制伪似然估计方法就是对广义线性混合效应模型的一阶泰勒近似。 - Although the maximum likelihood estimation proposed by Fisher is widely used on parameter estimation, it is not an ideal choice of the case that the expression of the logarithm likelihood function is quite complex.
尽管Fisher提出的极大似然估计方法在参数估计方面应用广泛，但对于对数似然函数很复杂的情况却不是一个理想的选择。