您要查找的是不是：
- Using the homotopy mapping theory, a class of nonlinear problems were studied. 摘要利用同伦映射理论，本文研究了一类非线性问题。
- The nonlinear problems are one item of the main research contents of rock and soil mass hydraulics. 非线性问题是岩土体水力学研究的主要内容之一。
- For nonlinear problems, each adjustable cell can have up to 100 constraints, in addition to bounds and integer restrictions on the variables. 对于非线性问题,每个可变单元格除了变量的范围和整数限制外,还可以有多达100个约束。
- Using the perturbation theory, a class of nonlinear problem with boundary perturbation is considered. 摘要利用摄动理论，讨论一类具有边界摄动的非线性问题。
- In engineering structures, geometrically nonlinear problems have always been hot issues of engineering and academic circles of home and abroad. 在工程结构中,几何非线性问题一直是国内外工程界、学术界的一个热点问题。
- K. Levenberg, 1944, “A method for the solution of certain nonlinear problems in least squares” , Q. J. Appl. Math., Vol.2, pp. 164-168. 柯俊宏，2002，“红绿蓝三色光分波会聚绕射元件之设计与制作”，国立交通大学光电工程研究所，硕士论文。
- A single neuron controller is used to solve the nonlinear problem of a quadruped robot. 摘要采用神经元控制的方法来解决四足机器人的非线性问题。
- Thus the BP neural network improved by GA is suitable to solve nonlinear problems such as calculation of sediment and scour of reservoirs. 因此适用于求解如计算水库泥沙冲淤量等非线性问题。
- However,the errors of RSM models might be large enough to diminish the validity of the results for some nonlinear problems. 然而对一些非线性问题;RSM模型的误差可能会大到影响设计结果的有效性.
- The author focuses on elliptic equations and systematically develops the relevant existence schemes, always with a view towards nonlinear problems. 作者集中于省略的方程式并且有系统发展相关的存在计画，总是为了非线性的问题。
- Simultaneously, the meshfree formulations using MF method and PM for linear elastostatics problems and geometrical nonlinear problems are obtained. （2）本文通过采用MFGA实现了形状优化设计的主要框架。该方法不需进行采用基于梯度的优化方法时所必须的设计灵敏度分析。
- Generalized inverse matrix (GIM) is a new force method based on the generalized inverse matrix theory, which is an iteration method for solving material nonlinear problems. 摘要广义逆力法是一种以力法为力学概念基础，以广义逆矩阵理论为数学理论基础，以迭代求解为求解方式的新算法。
- The target tissue is treated as non-ideal material freezing over a temperature range, and the thermophysical nonlinear problem is solved. 该热源项的出现,明显减慢了低温手术过程中冷刀附近组织的降温速率,增加了局部位置组织经历的温度梯度;
- In this paper, an extended order method (EOM) is derived for solving the nonlinear problem which can be expanded in a power series. 针对可展成幂级数形式的非线性特徵问题，提出了一种通过初始系统矩阵的扩阶来使原非线性问题线性化的扩阶方法。
- In order to deal with the nonlinear problems in river flow mouting, two methods using ARMAX model and multilayer BP neural networks respectively are developed in this paper. 本文分别给出了将ARMAX模型及多层BP网络应用于流量演算中模型参数确定的方法；
- The domain is divided twice in two-grid method.At first, divide the domain into coarse gird.A nonlinear problem is solved on this coarse grid. 两重网格算法是先在粗网格上计算一个非线性问题,然后将粗网格细分,再在细网格上计算一个线性问题。
- Converting a nonlinear problem to a linear one by m eans of theleast square fit method,it is presented a nonlinear error modeling m ethod based on the measuring data. 利用最小二乘技术识别模型参数，将非线性问题作线性化处理，提出了一种基于测量数据反演非线性误差模型的建模方法。
- Abstract： Converting a nonlinear problem to a linear one by m eans of the least square fit method,it is presented a nonlinear error modeling m ethod based on the measuring data. 摘 要： 利用最小二乘技术识别模型参数，将非线性问题作线性化处理，提出了一种基于测量数据反演非线性误差模型的建模方法。
- The Yakobi Matrix is obtained using numerical method, and the nonlinear problem is linearized.The model parameters are modified by way of iterative least squares method... 该方法利用数值方法求出雅可比矩阵,将非线性问题线性化,然后以迭代的方式修正模型参数,直到满足预定的要求。
- The FE parametric quadratic programming (PQR),which is linked with the multi-level and multi-branch substructure algorithm has been used to solve this nonlinear problem. 同时指出了这套理论和方法对于解决这类机械工程问题所具有的优点和广泛的适用性。
