查询词典 asymptotic convergence

As the parameters are numerous in non-rigid registration model, the particle swarm optimization algorithm is selected to achieve exploration and exploitation in the whole feasible space accurately and fleetly for the unknown parameters of nonrigid transformation. Particle swarm optimization algorithm has the characteristic of fast global searching for the optimal, but it is restricted in applications by the inclination of its particles falling into premature convergence.

在非刚性图像配准的框架下，提出应用Wendland紧支径向基函数作为参数化的空间变换模型，并针对非刚性配准模型的未知参数量大的问题，提出应用全局化的粒子群优化算法对整个可行性空间进行快速而准确的探索和挖掘，以求得非刚性变形的未知参数。

According to theoretical analysis, it is convergent and has good convergence if the coefficient matrix is a nonsingular matrix. Moreover, examples have been implemented on HP rx2600 cluster, and the data verify that the numerical results of this algorithm coincide with its theoretics.

在理论上，算法只要系数矩阵A是非奇异矩阵就能够收敛，而且有较好的并行性，在HPrx2600集群上进行数值试验，验证了算法的计算结果与理论相一致。

To examine the topological space theory by nonstandard analysis, the nonstandard characteristics of ideals convergence is given in the enlargement model.

为了用非标准分析方法进一步研究拓扑空间，在扩大模型下，对理想收敛的基本理论进行了非标准刻画：设X是拓扑空间，I是X中的理想，I收敛于点x，当且仅当v v 。

There is obvious vertical wind shear in the former, since in the low layer its cyclonic convergence is caused by three currents from southwest, southeast and north respectively, while in the upper layer its divergence is mainly due to strong northeasterly current.

随着对流的发展，垂直运动的最大值区所在的位置向上伸展，饱和层与中性层也不断向上扩展，对流层中层的中性层结既是对流发展的结果，又可能是其维持机制之一；d。

It is found that the convergence and divergence field of the South Asia High and the northwesterly upper-level jet form a couple of mesoscale direct circulation and counter-circulation.

分析发现，西北风高空急流与南亚高压环流形成的辐散辐合场导致一对中尺度正反环流的生成，使暴雨得以维持与加强。

Quantum NOT gate is used to realize quantum mutation to avoid premature convergence.

引言 量子计算是信息科学和量子力学相结合的新兴交叉学科。

Several typical benchmark function numerical experiments demonstrate that it is improved on the solution precision and increased convergence speed.

针对标准遗传算法的缺陷，出现了各种各样的改进方法[1~10]，尤其是利用混沌理论改进遗传算法的性能值得关注。

We discuss the convergence and accuracy of this method along with a series of numerical experiments that were carried in order to discuss some factors that affect the results.

Equation-Free方法就能解决这个问题，即不需要知道方程的具体形式而达到能够求解的目的。

Their construction, convergence and numerical stability are discussed.

文章讨论了这类组合方法的构造、收敛性和数值稳定性。

We use our unitary basis on an operator algebra to study of representations of two dimensional functions and discuss certain convergence.

我们使用算子代数上的酉基来研究二元函数的代表，并讨论其收敛性。

More direct, directer ; most direct, directest

径直的，笔直的

Do you know how to use a chain saw?

你知道如何使用链锯吗？