数值算法

Based on the conversation equations for hydrodynamics and chemical reaction dynamics, by adopting the k-e turbulent model and the EBU-Arrhenius combustion model, the SIMPLE algorithm was used to investigate numerically the methane-air premixed gas vented explosion process in the two-dimensional space of the spherical vessel with a conduit for explosion venting.

为了得到球形容器内可燃气体的泄爆强度产生机理以及燃烧火焰与压力传播的基本规律，从流体力学和化学反应动力学守恒出发，采用κ-ε湍流模型和EBU-Arrhenius燃烧模型，利用SIMPLE算法对带泄爆导管的球形容器二维空间内甲烷－空气预混气体的泄爆过程内外场进行了数值计算，获得了气体燃烧过程中火焰和压力传播特性以及气体流动特性，能够比较清晰地反映泄爆的整个过程。

In this paper the application of spline function is discussed in the view of computer animation making.

本文从电脑动画制作角度讨论了样条函数的应用，并介绍了一种计算机固化技术可采用的B样条算法，通过改变一些关键数值和改进编程技巧，更好的运用这个算

The algorithm and condition for shape preserving interpolation of T-B spline are described,and two samples of numerical calculation are given.

给出了T-B样条曲线保形插值算法的保形性条件，并给出了数值计算例子。

The derivation in article do not have below, onefold spur track leaves to fall and onefold dynamo opens the computation of ability of usable transmit electricity between next node formulary, gave out computational flow, use ieee and node example to have a test to this algorithm, it is numeric that the atc value that gets onefold spur track leaves to fall be no

文中推导了无开断下、单一支路开断下以及单一发电机开断下节点间可用输电能力的计算公式，给出了计算流程，利用ieee和节点例题对该算法进行测试，得到无开断和单一支路开断下的atc值以及相关的功率分布系数值。

The numerical examples are given to illustrate the promising features of the present method in stabilization and efficiency.

所提供的数值算例验证了所提算法是稳定、高效的。

First, the pattern of points form which one selects trial points at which to evaluate the objective function must be sufficiently rich to ensure at least one direction of descent if is not a stationary point

首先，如果不是的不动点，算法选择估算目标函数值的尝试点的点模式必须有足够的点以保证至少一个下降的方向。

Based on statistical learning theory and optimization theory,unconstrained optimization models for support vector machines are built,and an approximate algorithm-maximum entropy method is given.

本文方法特别易于计算机实现，数值实验结果表明了模型和算法的可行性和有效性。1引言近年来，在V.V apn ik的统计学习理论[1，2]基础上发展起来的支持向量机(Support V ector M ach ine，SVM)正成为机器学习领域中新的研究热点[3，4，5]。

A filtering algorithm for SMN is developed under the condition that the multiplicative noise is in the form of a general stochastic matrix and each component of the multiplicative noise matrix is correlated at the same time.

该算法保持了线性最小方差意义下是最优的特点，同时提高了数值鲁棒性。

The Maratos effect occurs if, arbitrarily close to a strict local solution of the NLP, a full Newton step increases both the objective function and the constraint violation, and is therefore rejected by the falter, even though it could be a very good step toward the solution.

当迭代点充分靠近原问题的严格局部解时，完全牛顿步可能会使目标函数值和约束违反度都上升，从而不被滤子接受，影响了算法的收敛速度。

The algorithm does not computer any derivatives and some iterative points need not to be generated strictly decreasing,but we can also obtain the convergence.

该方法无需计算任何梯度信息且不要求迭代点的函数值严格减小，但仍然可以保证算法的收敛性。

But we don't care about Battlegrounds.

但我们并不在乎沙场中的显露。

Ah! don't mention it, the butcher's shop is a horror.

啊！不用提了。提到肉，真是糟透了。