查询词典 modified Newton method

Nonlinear equations of the iterative solution, including : simple iterative method, Newton, secant, to the Newton law.

非线性方程组的迭代解法，包括：简单迭代法、Newton法、割线法、拟Newton法等。

On the convergence of Newton's method in Banach space〓 Let F be an operator mapping from a real or complex Banach space X to another one Y, the Newton iteration 〓(2) is used to find the approximative solution of the equation (1), where the derivative is meant in the Frechet sense.

一、Banach空间中Newton法的收敛性〓设F是由实的或复的Banach空间X到同型空间Y的算子，求解方程(1)的Newton迭代为〓，0，1…，(2)其中的导数指的是在Frechet意义下的。

This paper considers nonlinear least squares problems,connecting new quasi-newton equations which has a higher-order curvature approximation with factorized quasi-newton method which is symmetric.

本文考虑非线性最小二乘问题，将具有更高的二阶曲率逼近的新拟牛顿方程和具有对称性的针对非线性最小二乘问题的分解方法结合起来。

On the basis of both adaptive BP algorithm and Newton's method, Quasi Newton algorithm with adaptive decoupled step and momentum for feed-forward neural networks is derived.

基于输出层函数为线性函数的三层前馈神经网络，结合自适应步长和动量解耦的伪牛顿算法及迭代最小二乘法导出了一种混合算法。

A mixed method of conjugate gradient method and steepest descent method ;2. The Modified Steepest Descent Method──Best Point in Steepest Descent method;3. This paper presents the mathematical model for the optimization of heterogeneous components, and the method using sensitivity analysis and steepest descent method to optimize material properties, the component is then identified.

阐述了非均质材料零件设计优化的数学模型，并采用灵敏度分析以及最速下降法对其各个材料区域的材料性能进行设计优化，得到最佳材料性能参数后，再从非均质材料数据库中找到相应的工程材料，合成满足设计要求的非均质材料零件该方法为设计者提供了切实可行的非均质材料零件的材料设计方

Papain was modified using different anhydrides. The average ratio of modified-NH2 was tested by a trinitrobenzenesulfonic acid method. The native and modified papain samples were purified by dialysis and their structures were characterized by UV and IR.

用不同酸酐对木瓜蛋白酶进行化学修饰，以三硝基苯磺酸法测定修饰酶的平均氨基修饰度，对修饰前后的木瓜蛋白酶分别纯化并通过UV-vis和IR对其结构进行了表征。

By using a tree pictorial structure model to represent the detuned generic people in the video, and a modified Hidden Markov Model to simulate the motion of people between the two frames of the video, a machine learning method is used to the modified HMM to obtain the estimation of parameter of the modified HMM,and to capture the people model from the video.

利用片图模型表示未经学习的人体，改进的隐马尔可夫模型模拟人体在视频序列各帧间的运动，并使用机器学习方法对该改进的HMM进行推理，获取改进HMM的参数，从而获得所需的人体模型。

By reviewing of the existing algorithms in CGE model, such as Scarf fixed point method, Newton-Raphson method, Tatonnement method, Johanson-Euler method, projected Lagrange method, genetic algorithm and simulated annealing algorithm, this paper expound each algorithm's principle and main problems, pointed out their respective strengths and weaknesses, and finally made a detailed comparative analysis.

本文通过对现有的求解算法进行综述，包括传统的Scarf不动点算法、牛顿迭代法、Tatonnement算法、Johanson-Euler法、投影拉格朗日算法，以及近期兴起的遗传算法和模拟退火算法，扼要说明它们的求解原理及存在的问题，指出各自的优缺点并作了详尽的比较分析与探讨，对于致力于推进CGE建模与仿真求解技术瓶颈突破的研究者们具体重要的参考意义。

The Wilson-θ method is employed for time integration and the modified Newton-Raphson method is employed for equilibrium iteration in each time step.

时间积分采用Wilson-θ法，对每个时间步长的平衡迭代采用修正的Newton-Raphson 方法。

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。

The second is to cut a mere 100 calories from your diet , which is the equivalent of a tablespoon of butter.

第二个就是从你的饮食中减少一百卡路里，只是相当于一大汤匙的黄油。

This is where the Rorschach test comes in.

现在，罗氏测试就出现了。