对大气强抖动和弱抖动模式下空间光信道衰减模型做了深入分析,并用似然检测分析了系统性能。
The model of the optical channel in strong and weak turbulences is analyzed, the system performance is studied by maximum probability detection.
结论基于MCECM算法的极大似然估计方法可用于估计非线性因子分析模型的参数。
Conclusion the maximum likelihood method based on MCECM algorithm can be used to estimate the parameters of non-linear factor analysis model.
针对传统电器可靠性失效分析方法中存在的问题,提出了一种电器可靠性失效分析极大似然估计方法。
To be direct against problems of traditional apparatus reliability failure analysis method, this paper presents a failure analysis method based on maximum likelihood estimation method.
分析了等效系统参数辨识方法,采用最小二乘法与频域极大似然法求解先进飞机的低阶等效系统。
The methods of parameters identification are analyzed and low-order equivalent system is identified by frequency domain maximum likelihood method and least square method.
蒙特卡洛法能根据后验概率分布产生大量的模型,并能用模型的相关似然性质来分析和呈现这些模型。
Monte Carlo method can generate a large collection of models according to the posterior probability distribution and analyses and display the models with relative likelihood of model properties.
并对其阳性结果似然比(PRLR)进行分析。
采用混合分布理论与极大似然法,拓展了适用于双单倍体群体(DH)和重组近交系(RIL)群体的质量-数量性状的遗传分析方法。
Using the mixture distribution model and the method of maximum likelihood, we developed the method for the genetic analysis of qualitative quantitative traits with use of DH and RIL data.
工程上,可以依据文中提供的结论定量分析威布尔分布形状参数极大似然估计量的精度。
In the practice projects, the precision of maximum likelihood estimation of Weibull shape parameter is quantitatively provided by the conclusion.
本文采用模糊似然推理原理,对引起模糊性的因素进行定量化分析,客观地评价了结构的安全性。
The factors which cause fuzziness are analysed quantitatively and the Safety of Structure is assessed objectively by means of the principle of fuzzy reasoning.
在研究分析了几种网络流量异常检测算法的基础上,提出了一种改进的广义似然估计(IGLR)的检测算法。
On the basis of studying the algorithms of network traffic abnormality detection, an improved Generalized Likelihood Ratio (IGLR) algorithm is proposed.
最大似然法可以很自然地考虑这种速率差异,并且可以同时分析多个基因位点的资料以及同时利用多重化石校正数据。
The maximum likelihood method provides a framework for accommodating rate variation and can naturally accommodate heterogeneous datasets from multiple loci and fossil calibrations at multiple nodes.
单一标记分析法可以采用方差分析、回归分析或似然比检验的方法分析。
ANOVA, regression method and likelihood ratio test can be applied in single-marker mapping.
分析了现有的基于循环前缀的最大似然估计算法及其对频偏估计的跟踪。
Secondly, The ML algorithm based on CP in being and its tracking performance are analyzed.
病例—队列准似然多因素分析表明,胶鞋和机修工种的肝癌危险度较高,但无统计学显著性;
The relative risk of liver cancer was higher for the workers producing rubber shoes and repairing the machines, however, there's not statistic significance.
采用似然函数法对水稻矮生性的主基因和微基因的效应进行分析。
The likelihood method was applied to the genetic analysis of the effects of major dwarf genes and the variation due to polygenes.
与之前的算法进行对比,分析了最大似然函数法在定位精度、实现难易度、通用性等方面的特性。
We analysis maximum likelihood methods in positioning precision, ease of implementation, characteristics of the areas of commonality, compared with the previous algorithm.
其主要目的是通过MLP分类器,对CDHMM中的似然估计值进行分析、分类,以加强和提高CDHMM的分类能力。
The main purpose of this model is to improve the recognition rate of CDHMM by means of the strong performance of MLP to classify the likelihood values withdrawn from CDHMM.
处理生存分析观测数据使用的参数估计方法有很多,极大似然估计法是最常见的一种估计方法。
There are many methods to deal with measuring data in survival analysis. Maximum likelihood estimation is the most popular one.
通过分析广义似然比方法,指出该方法不能用于多星故障识别。
The generalized likelihood test method is studied, and the result shows that it is unable to identify the simultaneous multi-faulty satellites.
本文在深入、系统地总结分析用于闪烁相机定位算法的基础上,提出了质心导引的三维最大似然定位算法。
Base on the systematic analysis to the positioning algorithms for the scintillation gamma cameras, a centroid guided 3d maximum likelihood positioning algorithm was proposed.
结果表明:方差分析法估计值偏差最大,而约束最大似然法的估计值最准确。
The simulation results indicate that the estimates of REML are most accurate and the estimates of ANOVA are most biased, compared with those of the other methods.
似然比检验、秩相关分析、主成分分析等方法相继用于研究函数的最适模型和指标体系。
Likelihood ratio test, rank correlation analysis and principal component analysis were used to investigate the optimal model of function and the index system.
本文分别就聚类分析法、模糊识别、似然推理法和综合评判法进行介绍。
In this paper, clustering analysis, pattern recognition, likelihood reasoning and fuzzy comprehensive evaluation were discussed respectively.
区间作图法和复合区间作图法是基于两个相邻标记的QTL定位方法,可采用回归分析或最大似然法分析。
Interval mapping and composite interval mapping can be conducted, based on two interval markers, by regression method and maximum likelihood method.
重点分析了将循环前缀与导频子载波的冗余信息相结合的算法,相应地对原有算法的似然函数也进行了改进。
The emphases is the improvement to the quondam algorithm, namely, the hybrid maximum-likelihood estimation algorithm based on the information of both CP and pilot subcarriers.
本文对带有右截尾数据的有重复因子试验,提出了另一种分析位置效应和散度效应的方法:首先,在每一个试验点,对重复试验观察值用极大似然法估计出均值和方差;
A method is presented for estimating the location and dispersion effects from these experiments. Firstly, we estimate the variance and the mean of each cell with maximum likelihood;
本文对带有右截尾数据的有重复因子试验,提出了另一种分析位置效应和散度效应的方法:首先,在每一个试验点,对重复试验观察值用极大似然法估计出均值和方差;
A method is presented for estimating the location and dispersion effects from these experiments. Firstly, we estimate the variance and the mean of each cell with maximum likelihood;
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