研究了不精确牛顿法的局部收敛性态。
牛顿法是求解非线性方程组的经典的高阶算法。
Newton's method is a classical algorithm with a high order of convergence for solving systems of nonlinear equations.
提出了一种基于牛顿法的三相配网状态估计算法。
A three phase distribution system state estimation algorithm is proposed in this paper which based on Newton method.
在第一次反演之后，采用拟牛顿法更新灵敏度矩阵。
We update sensitivities matrix by the quasi-Newton method after the first inversion.
给出了大规模界约束优化的一个子空间截断牛顿法。
A subspace truncated-Newton algorithm for large-scale bound constrained optimization is proposed.
约束最优化方法包括梯度法、共轭方向法、牛顿法和拟牛顿法。
Unconstrained optimization methods include gradient, conjugate direction, Newton, and quasi-Newton methods.
然后用牛顿法求解这一非线性方程组，得到二次锥规划问题的最优解。
Then Newton's methods are applied to the system to obtain the optimal solutions of SOCP.
结合牛顿法与子空间迭代的思想，给出了一种求解大型优化问题的方法。
An optimization method for large scale problems which combines Newton method and Interated-Subspace method is proposed.
提出了一种易于并行化的重叠分块牛顿法，用它可对潮流方程进行快速求解。
In this paper a overlapped block Newton method prone to paralleled computer is presented for solving load flow equations faster.
推导得到两种迭代学习辨识算法：迭代学习贝叶斯法和迭代学习随机牛顿法。
Two prototype algorithms of iterative learning identification, iterative learning Bayes and stochastic Newton algorithms, are proposed with detail.
本文采用牛顿法并藉计算机求解质点沿机械抛掷机构内的旋转叶片运动的方程。
In this paper we use Newtoh's method to solve the equation of motion of particles along rotating blades.
提出了两种求解操作手间接位置新方法——曲线拟合迭代法和改进广义牛顿法。
Based on generalized Newton's iteration two new methods for inverse kinematic problem-curve fitting iteration and improved generalized Newton's intcration are presented in this paper.
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。
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.
该方法的外迭代为经典牛顿法，内迭代为用GMRES法不精确求解雅可比方程。
The outer iteration of this method is the classical Newton method, and the inner iteration is using GMRES to solve Jacobi equations inexactly.
PCG算法是牛顿法和预优共轭梯度法结合起来解牛顿方程的一种非精确牛顿法。
Newton PCG method is an inexact Newton like method. It is an organic combination of Newton's method and preconditioned conjugate gradient method.
提出防空导弹轨道优化的一些实时计算问题，并且应用拟牛顿法计算初始优化轨道。
Some real-time computation problems for the optimization of air defence missile trajectory are presented, and the quasi-Newton methods are used to compute the initial optimization trajectory.
利用自然水平函数，将众所周知的阻尼牛顿法进行推广，用于求解病态非线性方程组。
By using the so-called "natural level functions", we extend the well-known damped Newton method to solve ill-conditioned systems of nonlinear equations.
本文用牛顿法解旋耕作业参数的代数方程，并通过计算机较准确地求出沟底不平度值。
An accurate solution for the roughness values of the furrow bottom is obtained by the Newton's method for the solution of algebraic equations with a computer.
由于管网各管段的水力参数均系非线性方程决定，因此，系统工况可采用牛顿法求解。
Because the hydraulic parameters of each component of the network are determined by a nonlinear flow formula, the solution to this system can be got by the Nexvton Raphson method.
结果表明合成算法优于单纯的遗传算法或高斯-牛顿法，在实践中有一定的应用价值。
The results showed that the practically mixed algorithm was better than simple GA or Gauss-Newton algorithm.
利用自然水平函数，将众所周知的阻尼牛顿法进行推广，用于求解病态非线性方程组。
Using natural spline functions with multiple knots, we discuss the extended Sard approximation of Linear functional.
与拟牛顿法和蚁群算法相比，新算法不仅提高了解的精确性，而且增强了收敛的可靠性。
Compared with the quasi Newton methods and ACA, the solution accuracy of new algorithm is not only improved, but also the convergent reliability is increased.
保留非线性潮流算法是为了改进牛顿法在处理病态条件时的缺陷，提高收敛性能而提出的。
The retaining-nonlinearity algorithm was presented in order to ameliorate the limitation left by Newton-Raphson who dealt with morbidity condition, and thus improved the astringency.
根据发电机经典模型，对发电机功角的实时计算方法进行了推导，并用牛顿法进行了求解。
According to the generator classical model, the real-time calculation of power-angle is deduced and the result can be got from Newton 'method.
牛顿法是算法的一个例子：通过一系列机械的步骤来解决一类问题(在本章中是用来计算平方根)。
Newton's method is an example of an algorithm: it is a mechanical process for solving a category of problems (in this case, computing square roots).
与已有方法相比较，所提方法不仅在正序方程中，而且也在负序和零序方程中采用牛顿法修正方程。
Compared with the previous methods, the Newton-Raphson method is used not only for solving the positive equation, but also the negative and zero sequence equations.
弦截法在牛顿法的基础上，利用差商来回避导数值的计算。本文推导了牛顿迭代法的各种改进方法。
On the basis of Newton method, Secant method used the difference quotient instead of calculating the value of derivative. his thesis derives improvements of Newton method.
之后，借鉴牛顿法、平衡法和摄动法对由移动最小二乘法得到的非线性代数方程组提出了新的求解方法。
And then an new iterative method is presented to solve the nonlinear equations system obtained from moving least-square approximation.
该方法按照预定的计算顺序，对发动机系统的各个部件进行迭代计算，采用拟牛顿法求解系统可调变量。
The components 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部件进行迭代计算，采用拟牛顿法求解系统可调变量。
The components 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.
应用推荐