非线性系统

And then, the GFNN (generalized fuzzy neural network) is put forwand, the GFNN approximation theorem is proved.

从非线性系统本身的物理背景出发，根据系统本身的内在特性、先验知识和经验建立系统辨识模型，提出了广义模糊神经网络。

This paper studys the stability of nonlinear systems in two particular critical cases. In a case, the linear systems at the equilibrium point of interest is assumed to possess a simple zero eigenvalue. In the other case, it is assumed to possess a complex conjugate pair of simple pure imaginary eigenvalue.

本文基于中心流形定理研究了非线性系统在两种特殊临界情形下的稳定性问题，一种是与它相应的线性系统在平衡点仅有零特征根，另一种是与它相应的线性系统在平衡点仅有一对共轭的纯虚数特征根。

In this paper,the method of feedback pulse of system variable was applied to control the discrete map and continuous nonlinear system for transforming a stable periodic motion into an unstable chaotic motion.

用系统变量的脉冲反馈法控制离散和连续非线性系统，使系统由稳定的周期运动转变为不稳定的混沌运动。

Next, what have double input and variable of 2 dimension appearance in the light of a kind is nonlinear system, used opposite curvature concept and curve to design controller of contract of appearance of 2 dimension plane by basic theorem, the curve of contrail of appearance be accusinged that controller of contract of this kind of appearance can assure a system and referenced contrail curve have identical figure.

梗概： 针对一般控制系统，利用微分几何中的曲线理论提出了外形变量、被控外形轨迹曲线和外形合同控制等概念。然后，针对一类具有双输入及二维外形变量的非线性系统，利用相对曲率概念和曲线论基本定理设计了二维平面外形合同控制器，这种外形合同控制器能够保证系统的被控外形轨迹曲线和参考轨迹曲线具有完全相同的外形。

The problem of stabilization of a class of discrete time nonlinear systems with time delay is studied.

研究了一类带有延迟的多输入离散时间非线性系统，利用Lyapunov方法建立了闭环系统稳定的充分条件，并给出了使系统全局渐近稳定的状态反馈控制律，从而延伸若干已有结果。

According to the Takens embedding theorem, the nonlinear time series combined with system output is converted into discrete dynamic system.

摘要对模型未知非线性系统，将系统输出组成时间序列并通过空间嵌入的方法转化为一个离散动态系统。

That great advantage the theory has over linear or nonlinear systems is that system state trajectory moving in the sliding or switching hypersurface have invariability, insensitivity or adaptivity in the presence of internal parameters or system model uncertainties and external perturbances.

这个理论对线性或非线性系统的最大优势是当面临内部参数或系统模型不确定及外部扰动时系统状态轨迹在滑动面或开关超平面上的运动有不变性、不灵敏性或自适应性。

Lastly, this paper discussed the invertibility of discrete nonlinear systems and the construction of ANN α-th order time-delay inverse system for the linearization and decoupling of discrete nonlinear system is proposed.

从逆系统理论的完整性出发，本文探讨了离散非线性系统的可逆性，并给出具有线性化和解耦能力的神经网络α阶时延逆系统的结构及其实现。

By means of the nonlinear state feedback and coordinates transformation,many uncertain nonlinear systems can be transformed as a linear fractional transformation on the generalized plant and the uncertainty.

非线性系统线性化后，线性系统的鲁棒控制方法就可用于控制器的设计[1 - 3] 。80年代以来，鲁棒控制理论得到了迅速发展，H∞方法和μ方法成为鲁棒控制设计的有效工具，并广泛应用于线性系统控制中 [4- 8] 。

Last but not the least, the stability problem of the fuzzy linearization system is discussed in part two.

本篇的另一重要工作是，利用模糊系统的特有性能，提出了非线性系统的模糊线性化概念，并给出了相应的模糊子系统辨识和控制器综合方法，分析了模糊线性化系统在两种不同情形下的稳定性。

Finally, according to market conditions and market products this article paper analyzes the trends in the development of camera technology, and designs a color night vision camera.

最后根据市场情况和市面上产品的情况分析了摄像机技术的发展趋势，并设计了一款彩色夜视摄像机。

Only person height weeds and the fierce looks stone idles were there.

只有半人深的荒草和龇牙咧嘴的神像。