查询词典 modular matrix

Based on finite element method of flexibility and approximate expression of the structural flexibility matrix changes due to structural damages by first class Tayler approximate expansion of structural physical parameters of the initial flexibility matrix, the new damage identification method was put forward.

在采用柔度阵法进行结构损伤识别研究中，从柔度阵出发，进行结构有限元分析。通过对损伤引起的结构柔度阵的变化在初始柔度阵处关于结构物理参数的一阶泰勒近似，首次提出了一种基于有限元分析的结构损伤识别的柔度阵法。

Some general methods dealing with polarized light in LCD such as Jones Matrix, Berreman 4×4 Matrix, and Poincare description of polarized light, were introduced.

液晶显示涉及到的材料和器件参数较多，优化设计和新器件的开发仅靠实验摸索是不可能的。

When the IPR method is used in the cases that there are few sources with same frequency, the matrix composed of noise eigenvectors is processed complexly. So we construct the matrix for computing the coefficient of polynomial with signal subspace.

针对IPR算法在信号较少时，噪声特征向量构成的矩阵计算量较大的问题，改进算法从信号子空间出发求出构造多项式的系数，从而求得到达角。

In fact, we present the characterization of multiscaling functions and multiwavelets with the desired symmetry in terms of matrix filter and polyphase matrix.

我们表明这种矩阵的扩充总是可解的并给求解这种仿酉矩阵的对称扩充的计算方法。

optical fiber coupler, scattering matrix ; output phase difference; Hermite quadratic form ; positive definite matrix

利用其散射矩阵为酉矩阵的么正性不难证明，2×2耦合器输出相位差恒为90°，与输出功率比无关，而耦合区具有旋转对称结构的3×3耦合器的输出相位差完全取决于输出功率比，特殊地，当等分功率输出时，输出

Positive definite matrix occupies a very important position in matrix theory, and has great value in practice.

正定矩阵在矩阵论中占有十分重要的地位，在实际中也有广泛的应用价值。

In the matrix theory, n-order real symmetric positive definite matrix is important to the study of inequality.

n阶实对称正定矩阵在矩阵理论中，对它的不等式研究具有有十分重要的意义。

Moreover, the updated matrix sequence is a symmetric positive definite matrix sequence.

在较弱的条件下，我们证明了算法的全局收敛性。

According to the characters of symmetrical and positive definite matrix, inverse matrix is calculated approximately.

该算法可明显地提高恢复质量，并有效消除图像恢复的过度锐化现象。

Furthermore, the sufficient conditions for convergence were given when the coefficient matrix A is a Hermite positive definite matrix or Mmatrix respectively.

给出了系数矩阵分别为Hermite正定矩阵和协矩阵时算法收敛的充分条件。

You can snipe the second and third union leaders from this position.

您可以鹬第二和第三工会领袖从这一立场出发。

Aiming at the currently shortage of XML streams quality detecting, this paper proposes a new forecasting method of XML streams quality by least squares support vector machines, which is used the method of XML keys' vector matrix as windows, and vector product wavelet transform to multilevel decompose and refactor the XML streams series, that can fulfill real-time checking demand of XML quality, and ensure constraint, consist- ency and integrality. For even more adapting net load, it proposes a control strategy by weight and adaptive adjustment to ensure XML streams quality.

针对当前XML数据流质量检测存在的不足，提出构建XML键的矢量矩阵作为窗口，利用矢量积小波变换多级分解与重构XML数据流，再结合最小二乘支持向量机对XML数据流质量进行预测的一种方法，满足XML数据流质量重构时实时检测的要求，保证XML数据的约束性、一致性与完整性；为了更好的适应网络负载，采取加权与自适应窗口调整等调度策略充分保证XML数据流的质量检测。