给出有限域上完全非线性s -盒的一种构造方法。
One method is proposed to constructed perfect nonlinear S-box over finite field.
文中注记中提供了几个平面函数及一些几乎完全非线性函数。
Some planar functions and almost perfect nonlinear(APN) functions are presented in the note.
采用完全非线性弹性理论,研究了两类不可压缩材料形成的界面裂纹尖端场。
The elastostatic field near the interface crack tip between two incompressible materials is analyzed with the fully nonlinear theory.
利用不同的完全非线性函数,可以得到不同的并且具有最优汉明相关性能的跳频序列族。
Based upon different perfect nonlinear functions, different frequency-hopping sequence families with optimal Hamming correlation property could be obtained.
为构造新的完全非线性函数,研究完全非线性函数的原像分布特征具有十分重要的作用。
In order to construct new perfect nonlinear functions, investigating the preimage distributionsof perfect nonlinear functions is very important.
报道了应用边界积分方法模拟完全非线性孤立波的传播与直墙反射,给出了波形演变过程。
Modeling the propagation and end wall reflection of a fully nonlinear solitary wave with the boundary integral equation method is reported in the paper.
为快速有效地模拟三维波浪问题,采用高阶谱方法建立了完全非线性波浪的数值计算模型。
To simulate 3-d wave rapidly and effectively, a numerical simulation model of fully nonlinear waves was established using the high order spectral method.
对基于静力位移结构识别问题的参数分组及可辨识性标准进行了讨论,建立了基于模拟退火-单纯形的完全非线性识别算法。
Then the parameter group and identifmbility criterions were discussed . the identification algorithm based on the simulated annealing - simplex shape algorithm was proposed.
使用非完全控制权限的方法控制非线性系统,可以使我们的机器更好的利用自然动力。
Controlling nonlinear systems without complete control authority requires methods that can reason about and exploit the natural dynamics of our machines.
但是由于U型通道内压力分布的强烈非线性特性,当实验数据较少时,这种预测能力将显著下降,甚至完全丧失。
However, because of the strong non-linear feature of the pressure distribution in an U-bend duct, the estimation ability will change if there are not enough samples to the trained networks.
由于决定方程组是超定的、线性的或非线性的偏微分方程组,完全求解它们非常困难。
Because the determining systems are a linear or nonlinear overdetermined PDEs, it is very hard to solve them completely.
本文讨论了非线性系统的完全线性化问题。
The problem of the complete linearization for nonlinear systems is discussed.
将其推广到结构优化非线性准则方程组的迭代求解,可实现结构优化迭代求解的完全自动化。
Extending it to iterative solution of structural optimization nonlinear criterion equations, complete automatization of iterative seeking solution for structural optimization can be implemented.
本文针对一般非线性系统,在渐近稳定的条件下,得到了完全系统的周期解的存在性、唯一性及收敛性。
In this paper, we obtain the existence, uniqueness and the convergence of a periodic solution of the full system for general nonlinear systems under asymptotically stable conditions.
组播路由问题是一个非线性的组合优化问题,已证明了该问题是NP完全问题。
QoS multicast routing problem is a nonlinear combination optimization problem, which has been proved to be a NP complete problem.
针对一类单输入单输出不确定非线性重复跟踪系统,提出一种基于完全未知高频反馈增益的自适应迭代学习控制。
An adaptive iterative learning control approach is proposed for a class of single input, single output uncertain nonlinear systems with completely unknown high frequency learning gain.
这种方法不完全依赖于非线性对象的数学模型,因而为非线性系统的学习控制提供了一种有效的研究方法。
This novel learning control mechanism, which does not depend upon too much about the nonlinear system, gives an exciting alternative for studying nonlinear control system.
针对一类单输入单输出不确定非线性重复跟踪系统,提出一种基于完全未知控制增益的自适应迭代反馈控制。
An adaptive iterative feedback control approach was proposed for a class of single-input, single-output uncertain nonlinear systems with completely unknown control gain.
磁流变液完全屈服时,磁流变液角速度随半径呈非线性增加,工作间隙中磁场越强,流场的非线性分布越明显;
When the MRF wholly yields, the angular velocity of MRF increases nonlinearly with its radius, the non-linear distribution becomes more obvious as the magnetic intensity in the working gap increases.
它涉及到自由液面大幅度运动的一系列非线性问题,很难获得一个完全的理论解。
On account of the high non linearity related to the large amplitude motion of free liquid surface, it is very difficult to obtain a complete theoretical solution.
本文利用完全线性化方法处理非线性目标函数,用惩罚函数法对拟合参数约束。
In this paper, the non-linear objective function is treated by means of the complete linearization method and the fitting parameters are restricted by using the punished function.
根据飞行控制要求,考虑了影响较大的气动力和气动力矩因素,建立了一个完全表征大机动情况下弹头运动的非线性动力学模型。
According to the demand of flight control system, a nonlinear dynamics model with considerable aerodynamic forces and moments for a large maneuver re entry missile head is built.
仿真结果表明,利用M - c方法对推力室进行数值仿真是完全可行的,所用的非线性模型是足够准确的。
The simulation result indicates that the simulation of the engine chamber performances by using Monte-Carlo method is feasible and that the non linear model is accurate enough.
非线性代数方程组的求解是一个尚未完全解决的问题。
The solving of nonlinear algebraic equation system still needs further study.
本文采用非线性系统的微分几何方法实现交流异步电动机的解耦控制和完全线性化,为交流传动系统提出了一种新的控制方法。
Using the method of Differential Geometry, the decoupling control and complete linearization of the induction motor are realized, so a new control method for AC drive system is obtained.
而对有些历史数据完全的工作,即便数据之间成非线性关系,仍可预测其成本超支和完工百分比。
For activities with good historical records, it can be the case that a typically non-linear profile of cost expenditures and completion proportions can be estimated.
由于X线成像过程的复杂性和非线性,普通的减影方法并不能完全消除与血管重叠的其它组织的影像。
Because of the complexity and non_linearity of the X_ray imaging process, the common DSA technique cannot completely remove other tissue's image which lapped over the vessels.
非完全竞争厂商所面临的需求曲线通常是非线性的。
非线性有限元接触分析的结果表明此拱铰完全满足构造和受力的要求。
The result of second method indicates that this kind of hinge entirely meets require of the structure and the bearing capacity.
非线性有限元接触分析的结果表明此拱铰完全满足构造和受力的要求。
The result of second method indicates that this kind of hinge entirely meets require of the structure and the bearing capacity.
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