identity matrix

1. The next thing I need to tell you is something called the identity matrix.
   接下来我要说的，是单位矩阵。
2. Since I behaves like the number 1 in ordinary algebra it is called the identity matrix.
   由于工具有普通代数中数1的性质，称它为幺矩阵。
3. Linear maps preserving Jacobi identity on the full matrix algebras
   全矩阵代数上保Jacobi恒等式的线性映射
4. Returns the identity matrix ( Read Only).
   返回单位矩阵（只读）。
5. The Methods of Double Factor Identity Authentication Base on a Random Matrix
   一种基于随机矩阵的双因子身份验证方法
6. Well, actually there's an identity for each size because, depending on whether X has two entries or ten entries, the matrix I needs to have a different size.
   呃，实际上对于每一个尺寸的矩阵来说，都有一个单位矩阵，因为无论X有2个，还是10个元素I矩阵都要是不同的大小。
7. The identity matrix is the matrix that does nothing.
   单位矩阵是一种可有可无的矩阵。
8. Is this the identity matrix?
   这是单位矩阵么？
9. Correction of Identity of the Rank of Matrix over Division Ring
   除环上一个矩阵秩的恒等式的修正
10. With user session identity as row and users 'accessing page as column, user session matrix can be formed whose element is user access interest degree.
    以用户会话标识为行，用户访问的网页为列，构造用户会话矩阵，矩阵元素为用户访问兴趣度。
11. The identity of the rigid body displacement matrix and the screw matrix, and the relationship between the displacement matrix and the coordinate transformation matrix are expounded as well.
    据此.进一步阐明了刚体位移矩阵与螺旋矩阵的同一性及其与坐标变换矩阵的关系。
12. Where I is n identity matrix.
    其中I为n阶单位矩阵。
13. Having found all square roots of an identity matrix.
    找出了单位矩阵的所有平方根。
14. Foundations of Cuboidal Matrix Theory(ⅱ)& Identity Matrix and Inverse Matrix
    立体矩阵论初步（Ⅱ）&单位体阵与体阵的逆
15. In the modified BFGS ( MBFGS) algorithm, the inexact iteration directions were selected and the Hessian matrix of the objection function was replaced by the identity matrix.
    改进的BFGS算法（MBFGS）选取了不精确的迭代方向，并用单位矩阵近似代替目标函数的Hessian矩阵。
16. In this paper, we present the sufficient and necessary condition for the sum of a identity matrix and a generalized cyclic matrix is nonsingular, and obtain the formal representation of the relative gain array of the sum matrix.
    本文给出了单位矩阵与广义循环矩阵的和矩阵的非奇异的充要条件，得到了这样和矩阵的相对增益阵列的显示表达式。
17. Paper [ 1] gave the dimension identity formula of linear map subspace of left vector space and discussed the theory application of matrix rank of skew field.
    [1]中给出了左向量空间的线性映射的某些子空间的维数恒等式，并讨论了它在体上矩阵秩的理论上的应用。
18. Due to the identity in every direction, the uniform circular array ( UCA) is one of common geometrical structures. But the manifold matrix of UCA is more complicated than that of the uniform linear array ( ULA) and it has its special signal processing methods.
    均匀圆阵列是一种常用的阵列形式，其阵列流形矩阵比均匀线阵复杂性得多，所以基于圆阵的信号处理方法有着本身的特殊性。
19. Viewing at angle of matrix similarity, an essential distinction between canonical projection matrix and un canonical projection matrix is given: is it unitary similar to a partial identity matrix.
    从矩阵相似的角度，给出了正交投影阵与非正交投影阵的一个本质区别：是否酉相似部分单位矩阵。
20. An identity for the matrix-Γ distribution and its application
    矩阵Γ分布的一个等式及其应用
21. This paper presents a method of information hiding based on the digital-position information, bringing forward an augmented identity matrix and a definite arithmetic upon it.
    描述了一种基于数字位置信息的信息隐藏方法，给出了一个单位增广矩阵，并在此基础上给出了具体算法。
22. By applying the similar process and minimum mean-square error criterion, the optimal model parameters and the analytic solution of the regularization model with l_k norm and identity matrix is also gotten.
    对单位字典与lk范数构成的正则化模型应用相似原理，并依据最小均方误差准则，得到最优模型参数以及模型解析解。
23. At the same time, this article also designs a new mapping algorithm that an identity key factor matrix is mapped to the key pairs.
    同时本文也设计了一种标识映射到密钥因子矩阵从而得到密钥对的新映射算法。

noun

1. a scalar matrix in which all of the diagonal elements are unity

   Synonym:    unit matrix