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。
  • 来源:互联网摘选更新时间:2026-07-01 10:54:52

  • 重点词汇
  • randomadj.随机的;奇怪的;任意的;
  • Iterations[计][微软]迭代次数;
  • computesv.计算,估算( compute的第三人称单数 );
  • Randomabbr.Random House 美国蓝登书屋;
  • whichpron./det.哪一个;(进一步提供有关某事物的信息)那个,那些;(省略先行词的关系代词)…的那个(或那些);(明确所指的事物)…的那个,…的那些;哪一些
  • an important重要的;重要
  • inferencen.推理;推断;推论;
  • approximateadj.约莫的,大概的;极相似的;相近但不连接的;
  • 相关例句
1、

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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2、

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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3、

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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4、

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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6、

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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7、

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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8、

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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9、

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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10、

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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11、

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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12、

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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13、

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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14、

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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15、

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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16、

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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17、

an annealing expectation maximization algorithm

退火期望最大化算法A-EM

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18、

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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19、

expectation maximization algorithm in phylogenetic tree construction

系统发育树构建中的EM算法

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20、

iterative restoration algorithm based on expectation maximization ( em) for hyperspectral image

基于期望值最大化的高光谱图像迭代复原算法

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