second, the gaussian exact variational inference algorithm and the gaussian mean field variational inference algorithm are designed based on the gaussian markov random field models.

variational inference is an important deterministic approximate inference method, which computes the approximate expectation of random variables through variational iterations.

变分推理应用变分迭代计算出随机变量的近似期望值，是现代人工智能学科一种重要的近似概率推理方法。

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the correct noc of different images can be obtained by minimizing the atec and the parameters in the criterion are estimated by expectation maximization algorithm and maximum pseudo-likelihood method.

当该准则达到最小时对应的类数就是图像正确分割所要求的分类数。准则中各参数由期望最大法和最大伪似然法来估计。

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in this paper, according to the characters of projection data, a scatter correction method which uses maximum likelihood expectation maximization ( mlem) algorithm based on poisson model is proposed.

我们根据投影图像的分布特征，基于泊松数据模型，利用最大似然期望值法（Maximum likelihood expectation maximization，MLEM）对正弦图进行散射校正。

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in the paper an algorithm for maximum-likelihood image restoration based on the expectation maximization ( em) algorithm using the depth-variant imaging model in three-dimensional optical sectioning microscopy is proposed.

该文提出了一种基于EM算法的最大似然图像复原算法，此算法是基于三维显微光学切片中成像随深度变化的模型实现的。

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the parameter estimation method of the expectation maximization ( em) algorithm-based link travel time reliability evaluation model is developed, by combining the improved random interpolation method and the em algorithm.

针对单一的移动源行程时间数据获取条件，将改进的随机插补方法与期望最大化（EM）算法相结合，建立了缺失数据条件下、基于EM算法的路段行程时间可靠性评价模型的参数估计方法。

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the deconvolved results with the compensated data and the original image data by expectation maximization ( em) algorithm for reducing the effect of out of focus light were compared respectively.

在此基础上给出期望最大化算法图像恢复结果，并对恢复结果做出分析。

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it is an important issue to construct the text classification with incomplete data. an improved method that based on bernoulli mixture model and expectation maximization ( em) algorithm was introduced.

在Bernoulli混合模型和期望最大化（EM）算法的基础上给出了一种基于不完整数据的改进方法。

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in order to improve the accuracy of eye detection in low quality face images, an eye detection method based on gradient integral projection and expectation maximization algorithm is proposed.

为提高低质量人脸图像中人眼检测的精度，提出了一种梯度积分投影结合最大期望算法的人眼检测算法。

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the work in this part presents a semi-supervised approach based on expectation maximization to incorporate unlabeled bug reports to improve bug triage.

本工作设计了基于期望最大化的半监督分派方法，融合无标签bug报告，进而提高bug分派。

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one remote sensing image fusion method based on the expectation maximization ( em) algorithm and covariance intersection ( ci) approach has been proposed.

基于最大期望算法和协方差交叉原理提出了一种遥感图像融合算法。

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we discuss how the em ( expectation maximization) algorithm can be used for parameter estimation of finite mixture distributions in unsupervised learning.

本文主要讨论在非监督学习中，用EM方法求解有限混合分布（已知类别数）未知参数的问题。

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this paper proposed a modified ordered subsets expectation maximization ( osem) reconstruction based on the direct helical half-scan data.

提出了基于直接螺旋半扫描数据的有序子集期望最大化（OSEM）迭代重建。

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to adapt to changes in object appearance, an online expectation maximization ( em) algorithm is developed to update the gaussian parameters.

为了适应目标表面的变化，这些高斯参数在跟踪期间通过在线的EM算法自适应更新；

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we resort to expectation maximization ( em) algorithm for both the estimation of model parameters and the coping with missing values.

这里，期望最大化算法既用来处理丢失值又用来估计模型参数。

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expectation maximization ( em) algorithm was used for haplotype frequencies analysis and pairwise linkage disequilibrium test.

分析位点间的连锁不平衡关系，估算它们构成的单倍型。

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therefore, an expectation maximization ( em) algorithm based on the depth-variant imaging model is proposed in this paper.

因此本文提出基于深度变化成像模型的最大期望（EM）复原算法，能够提高图像清晰度，尤其是在深度方向；

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a texture image segmentation algorithm based on spectral histograms and expectation maximization ( em) is recommended.

提出了一种基于谱直方图和EM的纹理图像分割算法。

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an annealing expectation maximization algorithm

退火期望最大化算法A-EM

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the parameters in gauss mixed distribution was estimated by expectation maximization ( em) algorithm.

并给出了利用期望-极大化算法计算混合Gauss分布参数的方法。

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expectation maximization algorithm in phylogenetic tree construction

系统发育树构建中的EM算法

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