查询词典 numerical algorithm

Fast Multipole Algorithm is a newly proposed promising numerical solver for two-and three-dimensional integral equations in electromagnetic scattering problem.

快速多极算法是一种十分有前途的适合电大目标电磁特性分析的数值计算方法。

In chapter 2 and chapter 3,the nonoverlapping DDMand overlapping DDM based on natural boundary reduction for 2-D exteriorHelmholtz problem are studied respectively,the convergence and the conver-gence rate of these algorithm are discussed,some numerical results are given.

其次，分别研究二维Helmholtz方程外问题的基于自然边界归化的非重叠型和重叠型区域分解算法，分析了这些算法的收敛性和收敛速度，并给出了数值算例。

The numerical simulation of the motor cold flow field and the mixing process of various kinds of gases are performed by PISO algorithm.

采用PISO算法模拟了冷流状态下发动机的内流场和各种气体组分的相互掺混过程。

Some aspects of numerical computation algorithms, of which this is the use of Romberg integration method recalculate the realization algorithm.

详细说明：一些数值计算方面的算法，其中这是利用龙贝格积分法重新计算的实现算法。

In this paper, we also discuss the theory of the parallel simplex method. Undej the 2-dimensional space case, we present that simplex seriary have some properties, but we adopt some repairing measures. We proof the convergence of the parallel algorithm. At last, We give some numerical examples to indicate that the new idea is sometimes useful and helpful.

本文也对算法做了一些理论分析，主要在二维情形下，讨论了算法形成的单纯形序列本身所具有的性质，并对其做了相应的补救措施，对算法的收敛性给予了证明，最后做了一些数值实验，由于软硬件条件的限制，并行算法未能在并行计算机上实现，鉴于这种情况，我们所做的数值实验均是在串行机上完成的。

Level set method introduced by Osher and Sethian is a numerical method, which translates the problem of evolution of 2-D (3-D) close curve into the evolution of level set function in the space with higher dimension. Level set is an accurate and steady algorithm; it can treat with the change of topology naturally.

水平集方法是由Osher和Sethian提出的一种数值计算方法，它将二维的闭合曲线的演化问题转化为高维空间中水平集函数曲面演化的隐含方式来求解，具有拓扑结构可自然变化、计算精度高、算法稳定的特点。

Considering algorithm performance, numerical characteristic and parallelism, QRD-SMI is more suitable for real time implementation of STAP.

综合比较算法性能、数值特性以及可并行实现性，QRD-SMI更适合在STAP的工程实现时采用。

For various kinds of surfaces used in S_SOLID, a new surface/surface intersection algorithm is presented which adopts analytical, numerical, geometrical, subdivisional, and implicitizational methods.

针对S_SOLID系统中采用的各种几何表面，设计了一种解析、数值、几何、分割和隐函化相结合的曲线曲面求交算法。

The numerical tests of IEEE standard example have shown that the proposed method has excellent convergence characteristics and more better robust, successionally analyzed and explained the results of algorithm.

通过对IEEE标准算例进行验证，说明了本方法具有数值稳定性好，收敛速度快，计算时间短的特点，足以满足工程实践的需要，算例分析结果是令人满意的。

Numerical tests illustrate that the memory tabu search algorithm is feasible and effective to protein structure prediction problems.

表明该算法对于蛋白质结构预测是可行有效的。

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。