超松弛

Compared with the result of the SOR method, the result of this algorithm shows the algorithm can accelerate converg ence.

比较了该算法和用超松弛法计算的结果，表明采用该算法确实可以加快收敛速度。

To improve this point, a method based on the cosine basis and the successive over-relaxation is developed in this paper.

基于这一点，该文提出了一种采用余弦基和逐次超松弛迭代法的闪烁去除方法。

In the end, an example was used to demonstrate. Results indicate that Gauss-Seidel method and SOR method are move valid than Jacobi method, and SOR method is the best one.

最后，作为演示我们将迭代法，迭代法和迭代法用一个例题进行了比较，数值实验表明，迭代法和迭代法比迭代法更有效，而超松弛迭代法更优。

Firstly, we apply block AOR method to find the least square solution of minimal norm to the rank deficient linear systems where A is a complex m*n matrix with rank k.

首先，我们把求解线性方程组的块加速超松弛迭代法应用于求解亏秩线性方程组的最小范数最小二乘解，其中线性方程组的系数矩阵A是秩为k的m*n复矩阵。

With Overrelaxation Iterative Method for second-order partial differential equations.

用超松弛迭代法求解二阶偏微分方程。

The rapid solution for this model can be obtained by the modified overrelaxation method and simulation results agreed well with the experimenal data.

在实验基础上建立了该过程的数学模型，采用超松弛法，并以动态方程逼近计算稳态过程对模型进行了求解，计算结果与实验结果吻合良好。

A variable overrelaxation OSEM algorithm with both advantages is proposed in this paper.

文中将OSEM和OR有机地结合起来用于PET图像重建，形成可变超松弛因子的OSEM重建算法。

With Overrelaxation Iterative Method for second-order partial differenti...

用超松弛迭代法求解二阶偏微分方程。得到电场的分布。

OSEM has good reconstructed image quality and uses less computation time. Overrelaxation technique has adjustable relaxed parameters and speeded convergence function.

有序子集最大期望法具有较高的重建图像质量和较短的计算时间，超松弛因子有可灵活调节超松弛因子和加速收敛两种功效。

In this paper, we have deduced an iterative algorithm with relaxation parameter from the successive over relaxation method, which not only deduce the necessary of computation time and memory space but also is propitious to overcome the sensitivity of reconstructed images to incomplete noisy data.

从解大型线性方程组出发，由逐次超松弛法(Successive Over Relaxation， SOR)推导出一种带有松弛因子的迭代法。与 SOR 法相比，该算法不仅大大降低了对计算时间和内存空间的需要，而且有利于克服重建图像对不完全噪声数据的敏感性。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。