covariance matrix的例句大全

This paper points out that we can use the density function of the Gaussian distribution to set a thinned array, extending the covariance matrix will advance the gain clearly.

提出利用高斯随机分布的密度函数设置稀疏阵列，在稀疏阵列得到的协方差矩阵经扩展后，增益有了明显的提高。

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In particular, for the particular application scenario of sparse arrays, the proposed algorithms directly illustrate the aperture extension capacity of the sparse array, and do not require the construction of augmented covariance matrix for DOA estimation. 3.

特别地，对于稀疏阵这一特殊应用场景，所提算法很好地阐述了稀疏阵的孔径扩展能力，且不需要构造增广协方差矩阵。

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Mapping ordered eigenvalue points of sample covariance matrix of the observation data onto Hough parametric space, the number of eigenvalues of noises can be estimated by detecting the peak points on Hough parametric space, and thus the number of signal source is determined.

该方法通过Hough变换将观测数据的采样协方差矩阵的排序特征值点投影到Hough参数空间，通过检测Hough参数空间中积累的峰值来估计噪声特征值的数目，从而确定信源的个数。

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The Mean and Covariance Matrix of Normal Random Matrix Polynomial

正态随机矩阵多项式的均值与协差阵

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With the 'unique weapons'& covariance matrix different size, we may get a solution to contain subjective color, transparency in the evaluation process, to the reappearance of poor weaknesses.

自收敛法在进行两两比较上提供了有效的武器&方差的大小不同，如果以此为基础，则也可以解决层次分析法含有主观色彩，评价过程的透明性、可再现性差的弱点。

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An advantage of this method is that it can be applied when the covariance matrix of the invested projects is positive semi-definite.

该方法的优点在于能够处理各投资项目之间的协方差矩阵为半正定的情形。

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Besides, the mode of multiple sub-optimal fading factors in STF will destroy the symmetry and positive definiteness of the prediction error covariance matrix, which results in the filter divergence.

此外，多重渐消因子矩阵在原强跟踪滤波算法中的作用方式可能破坏误差协方差阵的对称正定性，导致滤波算法的发散。

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The risk function of the quadratic estimate for the covariance matrix Σ under a matrix loss function

矩阵损失下的协方差阵∑的二次型估计的风险函数

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To get robust algorithm of parameter estimation, the lower bound of uncertain parts generated by uncertain observation matrix in the expression of the error covariance matrix of parameter estimation is given.

参数估计采用了加权最小二乘算法，按照上界不等式对估计误差的协方差阵进行了估计，得到了鲁棒辨识的新算法。

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The key of the presented filter is to derive the best estimate of the covariance matrix of the unbiased converted measurements in the mean-square sense.

这种滤波器的关键是在均方意义下推导无偏转换测量误差协方差阵的最佳估计。

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Study on Decision-making Model for Portfolio Investment under Non-negative Definite Covariance Matrix Feasible Sets of Portfolios with Singular Covariance Matrix

非负定方差阵下的证券组合投资决策模型研究

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A unified Variance components estimation in the Gauss-Markov model with a singular covariance matrix of observations and singular design matrix is discussed in this paper.

本文提出了一种适用于协方差阵奇异或非奇异、设计阵列满秩或降秩时的方差分量估计方法；

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The optimal portfolio selection of singular covariance matrix

奇异协方差矩阵的最优投资组合选择

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Frontier Portfolio and No-arbitrage Analysis with Singular Covariance Matrix

奇异协方差阵下前沿组合及无套利分析

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It is shown that the proposed detector has the const false alarm properties with respect to the covariance matrix of the clutter.

研究结果表明，多极化通道自适应匹配滤波器相对于杂波协方差矩阵有恒虚警的性质。

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Fully STAP can obtain the optimal performance in theory. However, the computation load and the implementation complexity of Fully STAP are too expensive to be accepted and it is really very difficult to obtain enough secondary data to estimate the covariance matrix.

理论上，全空时自适应处理可以实现最优处理，但是其计算量和实现的复杂度令人们难以接受，并且难以获得估计协方差矩阵所需的足够多的样本数。

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An Element Error Compensation STAP Approach Based on Covariance Matrix Taper

一种基于协方差矩阵加权的阵元误差补偿STAP处理

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A New Inverse Method of Covariance Matrix in STAP

STAP中协方差矩阵新的求逆方法

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Based on statistical power of detecting QTL, the model with GM2 for the mean vector and "Damped" exponential model for residual covariance matrix was determined as optimal one and two QTL were detected in linkage group 3, with greater statistical power than other combinations.

其结果GM2和衰减指数模型组合被确定为用来检测水稻第3个连锁群控制叶龄动态变化QTL的优化模型。

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The model of region covariance matrix with discriminator will provide a new possibility for SAR target discrimination.

区域协方差特征加流形SVDD的鉴别模式为基于SAR图像的目标鉴别提供了一种新的可能。

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