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- ONE STEP NEWTON METHOD FOR DISSIPATIVE EVOLUTIONARY EQUATIONS 耗散型发展方程的一步Newton法
- The descending property of Newton method has discussed and an example ha. 本文讨论了牛顿法的下降性并给出了算法及计算实例。
- Newton method is adopted and the reactive flash process of MTBE synthesis has been studied as a numerical example. 以含有惰性组分的MTBE反应闪蒸过程为例,用非反应闪蒸方法进行计算,得到了关于反应闪蒸的一般结论。
- Under the assumptions of semismoothness, the global superlinear convergence of the smoothing Newton method was proved. 在半光滑假设条件下,证明了光滑化牛顿法具有全局超线性收敛性。
- This accelerating method can be extended to many other known methods such as Newton like methods,m step discrete Newton method and Brent method so that their convergence and stability are improved. 此方法具有一定的广泛性;可以直接推广到许多已有的方法;如拟Newton法、M步离散Newton法及Bren t方法等;均可在一定程度上改善这些方法的收敛速度和稳定性.
- A structured p step Newton algorithm for nonlinear least square problems is developed. The efficiency of the algorithm is analysed. For zero residual problem its convergence rate is q 2 order, which is the same with that of Newton algorithm. 给出了非线性最小二乘问题的结构 p步牛顿算法 ,分析了该算法的效率 ,结果表明 ,对零残差问题新算法具有 q- 2阶收敛速率 ,与牛顿法具有相同的收敛速率 ,由于新算法只需计算近似海赛矩阵 ,所以 ,其效应比牛顿法高 ;
- In the paper we study the relationship between Davidson method and Newton method and emphasize on studying the inexact Newton method. 本文研究了Davidson方法与Newton方法的关系,并重点研究不精确Newton方法。
- An other way is first to reformulate CPs as a system of nonlinear smooth equations with smoothing parameters, then use the classical Newton method. 这些方法的共同特点是首先将原问题转化为确定(非光滑或带参数的光滑)方程组求解,然后利用非线性方程组的(广义)Newton法思想构造算法。
- limit step length iteration method(LSLIM) 有限步长迭代法
- Based on [2], [3], [5], [6] and [7], we generalize the classic bisection method to interval space, and replace interval Newton method. 本文在[2],[3],[5],[6] 和[7] 的基础上,先将经典的二分法推广到区间二分法,并用它代替了计算量较大的区间牛顿法。
- Based on the reformulation as a system of nonsmooth equations, a generalized Newton method for solving this system is proposed. 在将原问题转化为一个非光滑方程组的基础上,提出了解此方程组的广义牛顿方法。
- The Newton method with the new gradient is combined with the interior penalty method to obtain the capacitated network flow solution. 利用新梯度的特征,并结合惩罚函数方法,可以获得容量制约下的交通网络流的解。
- At last,based on Lippman-Schwinger integral equation,the newton method is used to solve the reconstruction of the refractive index. 在Lippman-Schwinger积分方程的基础上,用Newton法反演了折射率。
- The objective function in the unconstrained model of linear Support Vector Machine(SVM) is not twice differentiable which precludes the use of a fast Newton method. 摘要 线性支持向量机的无约束优化模型的目标函数不是一个二阶可微函数,因此不能应用一些快速牛顿算法来求解。
- A smoothing function which can be approximated by NCP-function is given and the smoothing Newton method is applied to resolve this nonsmooth operator equation. 构造一个光滑化函数逼近NCP-函数,利用光滑化牛顿法求解此非光滑算子方程。
- The modules of the engine system are calculated iteratively in a predetermined sequence,and a modified Newton method is used to find the unknown variables of the system. 该方法按照预定的计算顺序,对发动机系统的各个模块进行迭代计算,并采用拟牛顿法求解系统可调变量。
- The searching direction is created in the subspace with Newton method which takes advantage of Newton method's fast rate of local convergence while it can avoid too much memory. 通过在较小的子空间内利用牛顿法迭代生成寻优方向,避免了牛顿法的存储困难又发挥了它的快速收敛性。
- The result showed that the reaction rate of D-BH hydrolysis was higher than that of N -carbamyl phenylalanine hydrolysis,the latter was the limiting step of the whole process. 结果表明:对于这一级联酶转化反应;D海因酶的水解反应是快速反应;而N氨甲酰氨基酸脱氨甲酰的反应速率极小;是该过程的控制步骤.
- Sui Yunkang and Yang Zhiguang, Modified Newton Method and Dual Method through a Rational Approximation at Two Expanded Points ,Engineering Optimization, Vol.24 (1995 ): 1-17. 隋允康,结构优化的曲线寻优理论及其逼近论和常微分方程组解法,中国学术期刊文摘,1卷2期(1995).
- Study on Kinetics Characteristic of Limited Step in Dash 对短跑“跑格”练习法运动学特征的研究