系数矩阵

In the practicality applications, all the four methods can be used into face recognition and facial expression recognition, and the recognition rates have relationship with the number of base vectors and iterance.

同时每种方法对其本身的基向量的个数要求以及系数矩阵的约束条件不同，其收敛方式和收敛速度也有所差异。

According to the special structure of the coefficient matrix arising from the SUPG discretization of convection-diffusion problem, or the MAC discretization of the Oseen problem, we use Kronecker product approximation to design the preconditioner.

第一章讨论预条件技术，针对对流扩散问题和 Oseen 问题离散后系数矩阵所具有的特殊结构，用近似 Kronecker 积构造预条件子。

This article makes use of the approximation property of Laguerre orthogonal function series to present a Laguerre function approxima te model of linear dynamic systems.The model eliminates the need for assumption of the plant order and the time delay and approaches unknown systems via estimat ing the Laguerre coefficients on-line.

蒋中摘要：利用Laguerre正交函数序列对空间函数的良好逼近特性，建立了线性动态系统的Laguerre函数近似模型，该模型不需要对象的阶次和时延等结构知识，通过在线辨识对象的 Laguerre系数矩阵，能较好地逼近结构未知系统。

However, due to the complexity of the physical model and large scale of the systems, scalable iterative methods are required.

但是，由于物理系统的复杂性和系数矩阵的大规模，普通的迭代方法难以适应。

Based on analyzing the weighted coefficient matrix of the reconstruction linear model, the convergence speed of ART is enhanced by optimizing the selection order of projections during iteration. The whole performance of the system has been improved. The 12-electrode capacitance tomgraphy system is mounted in the oil/gas/water loop and it is used to monitor oil/gas two-phase flow upwards through vertical pipelines.

为了减少代数重建算法的时间开销，本文从图像重建线性模型的权系数矩阵出发，通过优化各投影在迭代过程中的选取顺序来改善ART算法的收敛特性，使成像系统仅需增加较小的时间开销就可提高系统的成像质量，从而提高了成像系统的整体性能。

K' is the stiffness matrix of element in local coordinate system.

得到新的系数矩阵kp，然后解这个线性方程组。

Through matrix analysis of LCP,the existence and uniqueness of associateplasticity is extended to more general elastoplasticity.

通过对互补方程系数矩阵的分析，将关于关联塑性介质解的定性结果推广到更广泛的一类弹塑性问题。

The element stiffness matrix and damping matrix were given by the transform of element displacement.

按照单元位移在结构位移列阵中的位置组装汽车振动数学模型的系数矩阵。

The analysis formula of coefficient matrix about the dynamical control equation is also given.

将刚性圆盘单元和空间梁单元组集推导出了柔性转子系统的动力学控制方程及其系数矩阵的解析表达式。

Both the matrix of correlation coefficients and the pedigree of factor clusters show that some factors are correlated closely to each other;while others are relatively independent.

相关系数矩阵和聚类谱系图两者都表明有些因素之间的相关性很大，有些即相对独立。

For a big chunk of credit-card losses; the number of filings (and thus charge-off rates) would be rising again, whether

年美国个人破产法的一个改动使得破产登记急速下降，而后引起了信用卡大规模的亏损。

Eph. 4:23 And that you be renewed in the spirit of your mind

弗四23 而在你们心思的灵里得以更新