essentially positive matrix [数] 本性正矩阵 ; 本质正矩阵
Symmetric positive matrix 对称正定矩阵
Generalized positive matrix 广义正定矩阵
positive definite matrix [数] 正定矩阵 ; 正定方阵
positive semidefinite matrix [数] 半正定矩阵 ; 非负半正定阵
complex positive matrix 复正定矩阵
This paper presents a neural network approach to computing the eigenvectors corresponding to tae largest and smallest eigenvalues of a positive matrix.
本文给出实时求解正定矩阵最小和最大特征值对应特征矢量的神经网络模型。
Square root method is one of direct methods, which is an effective method for the solution of symmetrical positive liner equations through triangle decomposition of symmetrical positive matrix.
直接法中的平方根法，就是利用对称正定矩阵的三角分解而得到的求解对称正定方程组的一种有效方法。
In this paper, the covariance matrix of random effect in linear mixed model is extended to positive matrix. We construct the estimation of variance components based on the idea of ANOVA estimation.
将线性混合模型中随机效应的协方差阵推广为正定阵，运用方差分析估计的方法给出了方差分量的估计。
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