查询词典 matrix

Has first produced the matrix in the article and its the similar definition, the theorem and its the nature, the matrix similar condition and so on, and gives the full proof.

在文中首先给出了矩阵及其相似性的定义、定理及其性质，矩阵相似的条件等，并给予充分证明。

In addition, the connection of complex matrices and complex symmetric matrices , namely every complex matrix is similar to a complex symmetric matrix, is found.

另外，本文找出了复对称矩阵与一般的复矩阵的关系，即每个复矩阵都相似一个复对称矩阵。

It is proved that two matrix tensor operation can be exchange at permuted similar and this kind permutation matrix is portrayed.

分析了分块矩阵张量积的相关数学特性，证明了在置换相抵意义下两个矩阵的张量积运算可以交换，特别刻画了这类置换矩阵，并由此证明了在置换相抵条件下分块矩阵可以分块地进行张量积运算。

This method makes full use of the structural features of the reliable distribution network, optimizes the numbered branches, nodes and loads, uses directly branch impendance parameter to calculate, and doesn't need formming bus admittance matrix and converting triangular matrix. Simple dealing with algebra equations can calculate node voltage and power distribution, which makes the program more efficient and exact.

该方法充分利用辐射配电网络的结构特点，对分支、节点和支路编号进行优化，它直接采用支路阻抗参数进行计算，不需要形成节点导纳矩阵和进行三角矩阵变换，简单的处理代数方程就可以计算节点电压和功率分布，使得程序实现起来更加高效、准确。

As a kind of high-rise structure , tower building is sensitive to wind load; TMD can increase the security and reliability of structure observably with simple mechanism; in power spectrum analysis matrix formula, coefficient matrix can be extended for MTMD optimize analysis, complementarity with time domain method.

标志塔属典型高耸结构，对风荷载作用敏感；TMD机械构造简单，可以显著提高结构安全性和可靠性；谱分析矩阵表达中，将系数矩阵、增广矩阵进一步扩充，可同时进行多TMD参数优化，效率较高，与时程分析互为补充验证。

The quaternion matrix singular value perturbation theorem is generalized and these results are also new one for complex matrix.

本文对四元数体上矩阵奇异值摄动定理给出了推广，且这些结果对复矩阵也是新的。

In this paper, a constructive proof of singular value decomposition of quaternion matrix is given by using the complex representation and companion vector of quaternion matrix and the computational method is described.

四元数矩阵的奇异值分解是四元数矩阵理论的重要内容，奇异值分解在四元数矩阵的理论研究和数值计算中都起到非常重要的作用。

The singular values of the project can be used as the character vector. The singular values of the scaling invariant can be obtained by the statistical characteristics of Radon transform. Since the singular values of the matrix are uncorrelated with the position of the column or the row of the matrix. In this way, the character vector of singular values with shift, scaling and rotational invariant is arrived at by this algorithm.

针对各颜色分量，利用Radon变换的奇异值的统计特性提取了具有尺度不变性的奇异值，由于矩阵的奇异值分解具有旋转不变性，因此该奇异值为平移、尺度和旋转不变的特征向量。

In the enterprise, there will be a large set of small matrix matrix complex situation.

在企业中，会出现大矩阵套小矩阵的复杂局面。

The present invention relates to a nano-bullet-proof tires made of solid environmental protection methods, specifically the use of a nano-materials, renewable sources of rubber, rubber material dispensed through a series of processing, made of "nano-rubber in solid matrix""Matrix" outside "bullet-proof body", through the composite adhesive, bonding, in a plastic bag,"Nano polyurethane tread", made of "nano-bullet-proof tires solid environmental protection."

本发明涉及一种纳米防弹环保实心轮胎的制成方法，具体讲是一种利用纳米材料、再生橡胶、橡胶料的配发，经过一系列的加工，制成"纳米橡胶实心内胎体"，在"内胎体"外设置"防弹体"，通过胶粘剂的复合、粘接，在包胶一层"纳米聚氨酯胎面"，制成"纳米防弹环保实心轮胎"。

Through comparing with the results by simulation to study the effects of theprojectile"s final velocity, the angle of rotation and the ballistic trajectory"s migration withdifferent projectile"s rotating speeds, different target"s moving speeds and differentpenetration angles.

通过比较数值模拟的结果来研究不同弹头转速、目标速度、侵彻角对侵彻过程中弹头最终速度、翻转角度和弹道偏移的影响。

I love stationery and all the accoutrement of writing.

我爱文具以及所有的书写的工具装备。