查询词典 coefficient matrix

The PSD-PCG algorithm is effective to sovle ill-conditioned linear system of equations whose coefficient matrix is symmetric and positive definite and sparse.

本章提出的PSD—PCG法是解对称正定的稀疏病态线性方程组的有效算法。

Base on transportation scientific program assessment index's characteristics of innumerability dimension and hardly quantization, a methodology named principle component analysis by measuring factor coefficient matrix is put forward to reduce the dimension of assessment index system.

基于交通科技项目评价体系涉及面宽、种类繁多和难以量化的特征分析，通过因子荷载阵及计算因子系数矩阵的估计方法，运用因子分析法完成了指标体系的降维处理。

A new method is proposed to determine internuclear distances from a 2D NOESY peak intensity or mixing coefficient matrix with a single mixing time.

提出了从单个混合时间的2D NOESY峰强度或混合系数矩阵直接求取核间距的新方法。

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。

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。

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。

The effect of the magnetic interference on the output of magnetic compass was analyzed and a ellipse model for the compass deviation was established. By analysis on the singularity of a coefficient matrix, the error coefficients of the ellipse model were identified by the least square ellipse fitting method.

分析了外界磁干扰对磁罗盘输出的影响，建立了罗差的椭圆模型，通过对系数矩阵的奇异性进行分析，采用最小二乘方法实现了对椭圆模型误差系数的辨识。

For linear system, information of regulatory network lies in coefficient matrix, and common method can be employed to solve equations.

对于线性系统，调控网络的信息都包含在系数矩阵之中，它的求解也有通用的一般方法。

The new algorithm only needs to solve four systems of linear equations having the same nonsingular coefficient matrix.

本文提出的算法只需求解四个具有相同的非退化的系统矩阵的线性方程组以得到搜索方向。

That algorithm only needs to solve two systems of linear equations with the same nonsingular coefficient matrix.

只需求解两个具有相同系数矩阵的线性方程组以得到搜索方向。

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