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.
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.
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.
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.
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.
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。
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.
本文通过理论推导，证明在反应动力学常微分方程参数估值中所采用的拟线性化法在本质上仍然属于高斯—牛顿法的范畴。
This paper proves that the quasilinearization method for parameter estimation of ordinary differential equation in chemical reaction kinetics essentially belongs to the region of Gauss-Newton method.
本文针对变量数与方程数不一致的相容非线性方程组(CNLE)，先给出拟牛顿(qn)法。
In this paper, a quasi-Newtonian (QN) method for consistent nonlinear equations (CNLE), which number of equations may be unidentified with the number of variables, is given firstly.
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。
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。
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.
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