1) high order differentiator
高阶微分器
1.
Based on the idea, the high order differentiator (HOD) that is well able to extract differential and high order differentials of measured .
基于这种思想设计了能高品质地提取量测信号的微分和高阶微分的高阶微分器 (HOD ,high order differentiator) ,该HOD参数少 ,容易调节 ,并给出其稳定性、收敛性和滤波特性的证明 ;另外 ,对带有未知扰动、模型未知的非线性SISO和MIMO系统分别设计了基于HOD的高阶微分反馈自适应控制器 (HODFC ,high order differentials feedback adaptive controller) ,给出了闭环系统稳定性和鲁棒性分析 ,并且实现了线性化解耦控
2) Higher-order digital differentiatior
高阶数字微分器
4) high order differential feedback controller
高阶微分反馈控制器
1.
Based on the importance of extracting differential signal in industry and aerospace control,an adaptive high order differential feedback controller(AHODFC),which is capable to extract high-quality differential signals and can be applied to AC adjustable-speed system with varying frequency,is presented.
基于提取微分信号在工业控制及航天控制中的重要作用,介绍了一种可提取高品质微分信号的自适应高阶微分反馈控制器(AHODFC),并将其应用于交流调速系统中。
2.
Further more, based on the estimator a high order differential feedback controller is designed, which does not rely on the model of the nonlinear sys.
另外,基于所提出的估计器,本文设计了不依赖非线性系统模型的高阶微分反馈控制器。
5) high-order PDE
高阶偏微分
1.
Based on analysis the shortages in Tikhonov,total variation and higher order partial difference models,a novel algorithm is proposed by combining the total variation model and high-order PDE ones.
针对传统图像放大处理过程中基于线性插值方法通常导致边缘模糊问题,分析了Tikhonov模型、全变差模型和高阶偏微分模型在图像处理中的优缺点,提出了一种全变差和高阶偏微分模型自适应结合的图像放大模型及推导算法。
6) higher order differentiation
高阶微分法
补充资料:二阶线性齐次微分方程
二阶线性微分方程的一般形式为
ay"+by'+cy=f(1)
其中系数abc及f是自变量x的函数或是常数。函数f称为函数的自由项。若f≡0,则方程(1)变为
ay"+by'+cy=0(2)
称为二阶线性齐次微分方程,而方程(1)称为二阶线性非齐次微分方程。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条