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.
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。
On the basis of both adaptive BP algorithm and Newtons method, Quasi Newton algorithm with adaptive decoupled step and momentum (QNADSM) 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。
In this paper, a nonlinear planning method, quasi Newton multiplier method, is introduced for the optimization of the bracing stiffness in braced frame structures with symmetric bracings.
本文针对设置有对称斜腹杆的钢筋混凝土框架-桁架结构，运用非线性规划方法拟牛顿乘子法，对框架-桁架结构体系中斜撑的刚度进行优化。优化结果可供工程设计参考使用。
We update sensitivities matrix by the quasi-Newton method after the first inversion.
在第一次反演之后，采用拟牛顿法更新灵敏度矩阵。
The disadvantages of quasi-Newton algorithm is the great memory, so for large problems, memory difficulties may be encountered.
拟牛顿算法的缺点是所需存储量较大，对于大型问题，可能遇到存储方面的困难。
To improve the performance of support vector machines (SVM), a hybrid kernel is constructed from the existing common kernels, and the hyper-parameters are optimized by using a quasi-Newton method.
为了提高支持向量机(SVM)的识别性能，提出了在常用内核的基础上构造一个组合内核函数，然后用拟牛顿算法对其超参数进行优化的方法。
In this paper, we mainly discuss the modified quasi-Newton trust region methods based on a conic model (TRCM method) and prove their convergence properties.
沿袭用锥模型来逼近原问题的思路，本文主要研究锥模型拟牛顿信赖域方法的参数选择、收敛性和数值实现。
A numerical solutions of quasi-two-dimensional unsteady flow of non-Newton fluid in the arterial pipe system is obtained by finite difference method.
利用有限差分方法得到了动脉管系内非牛顿流体的准二维不定常流动的数值解。
The quasi-Newton method was applied to solving the augmented Lagrangian function of nonlinear programming problems. Further, the quasi-Newton formula was given.
应用拟牛顿算法求解非线性规划问题的增广拉格朗日函数，并给出了相应的拟牛顿公式。
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.
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。
Experimental results show that if the parameters are assumed reasonably, the hybrid algorithm has higher stability, localization rate and localization precision than GA and quasi-Newton method.
仿真结果表明，在参数设置合理的前提下，相比遗传算法和拟牛顿法，该混合算法性能稳定，具有较快的定位速度和较高的定位精度。
The Quasi-Newton method is applied to solving the second problem, which is suitable to optimizing large number of parameters.
采用拟牛顿优化方法，较好地解决了大规模参数优化问题。
In this paper a quasi-two-dimensional model of pulse flow in arterial pipe system is established, and non-Newton characteristic of the blood is considered.
本文考虑了血液的菲牛顿流动特性，对血液在动脉管系中的脉动流建立了准二维流动模型。
A robust adaptive algorithm for FIR filters based on the quasi-Newton class of optimization methods is derived, which can be regarded as the improvement of RLP algorithm on the problem of stability.
针对RLP算法的数值不稳定性，基于拟牛顿优化方法，提出了一种稳健的自适应FIR滤波算法。
Unconstrained optimization methods include gradient, conjugate direction, Newton, and quasi-Newton methods.
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.
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。
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