矩阵的矩阵

It enables one to count the number of frequencies exceeded by a given trial frequency. On the basis of the method. Professor Qi has got a new criterion for detecting the eigenfrequency by using the physical meanings of the matrix used in the congruent transformation of the dynamic stifmess matrix.

在此基础上，齐朝晖教授充分利用将结构动刚度矩阵合同变换过程中各矩阵的物理含义，提出了求解结构固有频率的新判据。

To image plane coordinate An ipsilateral total tangent algorithm is proposed in the paper, and the algorithm is proved to be effective for solving the coordinate transformation matrix by an example.

为了解决数码相机定位问题，利用双目定位法，在确定物平面坐标系与像平面坐标系的坐标变换矩阵的基础上，提出了一种同侧共切线算法，结合算例证明了这种算法可以有效地求解此坐标变换矩阵。

Calculated a text format to store the correlation coefficient matrix of matrices, including examples of data.

计算一个以文本格式存储的矩阵的相关系数矩阵，包括例子数据。

This paper introduces the fast calculation for the converse matrix of covariance matrix.

介绍了求协方差矩阵的逆矩阵的快速算法。

The algorithm constructs a new matrix called spatial signature matrix in cumulant domain by application of eigen decomposition.

该算法构造了累量域空间特征矩阵，通过对空间特征矩阵的特征分解得到用户信号的空间特征估计。

On the basis of force density matrix of cable element ,a force density matrix of triangle membrane element is introduced.

本文在已有的索单元力密度矩阵的基础上推导了三角形膜单元的力密度矩阵。

Seeking a power of general matrix is often through seeking a power of diagonal matrix.

通常是将求一般矩阵的方幂转化为求对角矩阵的方幂。

The first part is basic concept and axioms: Gives the definition and the basic theorem of diagonally dominant matrix, M-matrix, H-matrix which involve in this paper.

第一部分为基本概念和定理：给出本文所涉及的对角占优矩、M-矩阵、H-矩阵的基本概念和定理。

Many scholars abroad and home have obtained lots of criteria for identifying generalized strictly diagonally dominant matrix by using iterative arithmetic and techniques in matrix theory and inequalities, and studied its properties and applications.

国内外许多学者运用矩阵理论上的一些方法、不等式放缩技巧及迭代算法，获得了广义严格对角占优矩阵的许多判定方法，并对其性质、应用进行了研究。

The thesis considers the methods for judginggeneralized diagonally dominant matrix 、M-matrix which canbe viewed as an extension and improvement of thecorresponding result recently.

本文主要研究了广义对角占优矩阵和 M-矩阵的判定条件和数值判定方法，改进和推广了近期的一些研究结果。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。