Abstract: Aiming at the nonlinear and time-varying characteristics of freeway traffic system, a fuzzy self-adaptive PID controller is designed and applied to freeway ramp metering in this paper.
摘要：针对高速公路交通系统的非线性、时变特性，设计了一种模糊自适应控制器，并将其应用于高速公路匝道控制系统。
The algorithm of face recognition based on kernel principal component analysis(KPCA)can abstract nonlinear features of image and can get better performance under less sample training conditions.
基于核主成分分析（KPCA）的人脸识别算法能够提取非线性图像特征，在小样本训练条件下有较好性能。
Abstract: in this paper, several recently proposed neural network approaches to nonlinear blind signal separation (BSS) are reviewed.
摘要：本文回顾了一些最新的求解非线性盲源分离问题的神经网络算法。
Abstract: the global existence and blow-up problem for the parabolic equations with nonlinear boundary conditions were studied.
文摘：讨论了带非线性边界条件的抛物型方程组的解的整体存在性及爆破问题。
Abstract: Dynamic response of material and structure under impact and blast loading involves multi-physics coupling and nonlinear relations.
摘要：材料与结构在冲击爆炸载荷作用下的动态响应问题是一个非线性的多物理场强耦合问题。
Abstract: in this paper, a 2-dimension, nonlinear birth-death prey-predator model is established.
摘要：本文建立了一类二维非线性生灭捕食——被捕食模型。
Abstract : A class of nonlinear non-affine pure-feedback SISO systems with unknown nonlinear functions are investigated.
摘要：研究了一类非仿射的纯反馈单输入单输出非线性系统。
However, the abstract differential geometric method is lack of system theory for nonlinear system and relies on the precise of the system, which to some extent limited its application.
但是，由于抽象的微分几何理论缺乏面向非线性控制的系统理论，且它必须依赖于系统的精确数学模型，这严重制约了它在实际工程中的广泛应用。
Abstract: New existence results are presented for the first-order nonlinear singular initial problems. Here the non-linearity can change the sign.
文摘：获得了一类一阶可变号非线性奇异初值问题的新结果。
Abstract: New existence results are presented for the first-order nonlinear singular initial problems. Here the non-linearity can change the sign.
文摘：获得了一类一阶可变号非线性奇异初值问题的新结果。
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