查询词典 gaussian algorithm

In this paper we specify the posterior probability to be Gaussian mixtures and using a standard EM algorithm to fit the corresponding parameters of the mode.

在试验中假设影像的后验概率符合混合高斯分布，并利用EM算法化解模型中的参数。

Moreover, to suppress the non-Gaussian reverberation, the robustness of the spectrogram has been studied in this algorithm.

同时，本文也将传统的可鉴别性算法扩展到任意噪声污染下的信号可鉴别性算法。

A modified sigma particle filter algorithm is proposed for non-linear and non-gaussian target tracking system whose precision is not high.

针对非线性、非高斯系统的目标跟踪精度不太高这一问题，提出一种改进Sigma粒子滤波算法。

In order to solve the problem of the invalidation of thermal parameters and optimal running,we present an efficient soft sensor approach based on sparse online Gaussian processes,which is based on a combination of a Bayesian online algorithm together with a sequential construction of a relevant subsample of the data to specify the prediction of the GP model.

为了解决电厂中热力参数失效和优化运行的问题，提出了一种基于稀疏高斯过程的软测量建模方法，它基于Bayes在线学习算法，通过构造序列的相关子样本来给出高斯过程的预测输出。

Multiple antenna arrays are often used to overcome the effect of channel fading which is caused by multipath interference. In chapters 4 and 5 ,we derive spatial correlation equations of ULA ,UCA and CRA for two types of angular spread distributions (uniform distribution and truncated Gaussian distribution).We also compare the difference between these antenna arrays by showing the bit error rate simulation results and discuss the relationship between BER and spatial correlation. In a multi-user mobile radio environment , we present simulation results to show that adaptive MBER algorithms have better performance than the traditional MMSE algorithm.

多天线阵列常被用来克服多重路径干扰导致通道衰减的影响，我们对各种天线阵列架构进行比较，在第四、五章中推导出ULA、UCA与CRA个别对两种角度扩散机率密度分布的空间相关性函数，由实际实验模拟的位元错误率图形比较天线阵列间的差异，并讨论位元错误率与空间相关性之关连，在多用户端行动通讯环境下，我们也由模拟验证可适性MBER演算法，会比传统MMSE准则有更好的效果。

Finally, Gaussian datasets were used to test the algorithm and a satisfying result was obtained.

最后用高斯数据集对算法进行测试，得到了一个令人满意的结果。

Based on the operation rules of generalized multiplication and generalized addition,the improved Gaussian elimination algorithm is applied in power system topology analysis,meanwhile the sparse technique and sectionalization technique are introduce to raise efficiency of topology analysis.

根据广义乘法和广义加法的运算规则，将改进的高斯消元算法应用于电力系统拓扑结构分析中，并引入稀疏、分块处理等技术提高了上述拓扑分析的效率。

An algorithm for moving objects detection based on Gaussian Mixture Model and Three-Frame Differencing is proposed to detect the moving objects.

为了有效检测出运动目标，提出一种将基于混合高斯模型的背景差分法和三帧差分法相结合的算法。

But these abnormal information may result in higher Gaussian probability density. This paper presented the UKFVSMMPDA algorithm for ground maneuvering target track in cluttered environment.

但这些非正态信息却可能导致较高的非高斯概率密度，文中将机动和多回波同时考虑，并充分利用了地形特征等信息，提出了UKFVSMMPDA算法，对密集回波环境下地面机动目标进行跟踪。

Having assembled nodal physical matrice and put related boundary condition and loads into the problem, direct Gaussian elimination algorithm is used to obtain the displacement of the model. Finally, stresses on each node are also calculated.

得到节点的组合物理矩阵之后，并施加相关的边界条件和载重来代入此问题中，并直接使用高斯消去法来获得模型的位移，最后可以计算出每一个节点的应力。

Lugalbanda was a god and shepherd king of Uruk where he was worshipped for over a thousand years.

Lugalbanda 是神和被崇拜了一千年多 Uruk古埃及喜克索王朝国王。

I am coming just now,' and went on perfuming himself with Hunut, then he came and sat.

我来只是现在，'歼灭战perfuming自己与胡努特，那麼，他来到和SAT 。