查询词典 newton

Based on utilizing the unified chaotic model to obtain initial points of Newton iteration method, a new method for solving sets of nonlinear equations is proposed.

以统一混沌模型产生牛顿迭代的初始点，提出了基于统一混沌的牛顿迭代法求解非线性方程组的新方法。

The method of Newton iteration extended on kristjan to solve the match between the sample points and design model in checking surface is present.

提出基于kristjan法扩展的牛顿迭代算法来解决曲面检测问题中的采样测量点与设计模型的匹配问题。

In Chapter 5, a row-column updating quasi-Newton algorithm for semi-infinite minimax problem is presented.

在第五章中我们给出了半无限极大极小问题的行列修正算法，并且证明了算法具有超线性速度和介于1和2间的收敛阶。

Finally, a minimization method based on the quasi-Newton algorithm is put forward.

实验结果表明，该方法适合含噪图像的分割，是一种有效的图像分割算法

A new static image reconstruction method for EIT based on genetic algorithm is proposed in this dissertation. It is quite different from the traditional modified Newton-Raphson iterative method based on minimizing the object function.

本文提出一种基于遗传算法的静态EIT图像重建方法，它完全不同于传统的基于目标函数梯度或高阶导数信息的Modified Newton-Raphson优化迭代算法。

Numerical experiments show that the modified Newton′s method has better practical performance.

数值试验结果表明，这个修正牛顿算法具有较好的收敛性。

The penalty function method and modified Newton iteration method are adopted to solve the constrained nonlinear optimization problem.

基于截面特征的反求工程CAD建模方法已成功应用于基于特征的反求工程CAD建模系统RE-SOFT中，结合一个反求工程建模实例论证了该方法的可行性和适用性。

The new model is the same as that of traditional distillation process in expression style, and it is solved by an algorithm which combines the relaxation method with the modified Newton Raphson method.

引入变换变量的概念，将发生平衡反应的反应精馏过程模型变换为普通精馏过程模型，减少了迭代变量，避免了反应量的计算，并易于采用普通精馏的计算方法。

By using accelerating Aitken method in iterative method of nonlinear equations, a new modified method is given. The method is applied to modified Newton method, thereby a new method is developed, which is faster and stable. Also, its algorithm is given. Numerical results show that the new method is very efficient.

通过对非线性方程组的迭代法引入Aitken加速技术，设计了一种非线性方程组的迭代解法的加速方法；将该方法与M步Newton法相结合，得到一种收敛速度快而且计算稳定的方法，并给出了具体算法；数值结果表明了新算法是有效的。

And the xyz-coordinates of the two point diffraction sources were calculated by the modified Newton method based on the BFGS algorithm.

它采用傅里叶条纹分析方法来求解干涉条纹的相位分布，运用基于BFGS的拟牛顿算法进行三坐标的迭代计算，确定点光源的三维空间坐标。

The witness also told the jury at the Royal Courts of Justice in London that he saw a paparazzo fighting with a member of the public who was trying to stop him taking pictures in the minutes before the emergency services arrived.

他还告诉在伦敦皇家法庭的陪审团，在急救服务到来之前，他当时看见一个狗仔队正和一群阻止他拍照的人打架。

The entire N／C program on a tape is made up of an accumulation of these successive data blocks.

纸带上的整个数控程序由这些连续数据单元连接而成。