time varying

In this article the optimization problem of time varying system identification is discussed.

考虑时变系统辨识中辨识设计变量的最优化问题.

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The dynamic phasor theory, which is based on time-varying Fourier coefficient series, is applied to modeling and simulation of power electronic devices.

把动态相量理论推广应用到了电力电子装置建模及仿真中。

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The conventional blind identification algorithms cannot and equalize time-varying channels well.

针对传统的信道盲辨识算法很难适应时变信道模型的问题.

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Greenhouse is a multi-variable coupled time-varying and non-linear system.

温室环境是多变量耦合、时变、非线性的复杂系统.

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The time-varying disturbance and strong coupling also made the system nonlinear.

而且干扰的时变性及强耦合也造成了系统的非线性.

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Finally it can construct the impulse response of time-varying channel.

最后,应用估计的小波系数即可重构时变信道的冲激响应.

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Temperature drifts and time varying drifts are primary factors of error of electronic analytical balance.

温漂和时漂是电子分析天平产生误差的主要原因,其自动补偿具有重要意义.

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The proposed algorithms result in mapping relations of their z-transfer functions between non-multirate and multirate mathematical expressions in terms of time-varying coefficient instead of traditional polyphase decomposition counterparts.

从用时变系数代替传统的多相位分解方法的角度来说，该算法得出了非多速率与多速率数学表达式之间的以z传递函数表示的相互映射关系。

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Based on the Bayesian forecasting technology, a practical time-varying wireless channel model was proposed.

基于贝叶斯预测技术, 提出了一种实用的时变无线信道模型.

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Its equation of attitude motion has the form of first circulating integration and is to be deduced a first-order equation while equations of vibration are linear, time-varying coefficient, two order differential equation.

其姿态运动方程是一次循环积分的形式，成为一次方程，而振动方程则是一组时变系数线性二次微分方程。

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A time-varying model is developed for long-distance and variable-velocity AUV with high accuracy control and guidance.

为开发研制大航程、变速度的水下自航器,实现更精确的控制和导引,需建立水下自航器的时变运动模型.

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The method overcomes the impact of time varying parameters and unknown disturbances to the system.

该方法克服了时变参数及未知干扰对系统的影响.

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The algorithm ensures asymptotic stability of time-varying delay uncertainties network systems with input saturation.

该算法保证输入受限情况下时变时滞不确定网络系统的渐近稳定.

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Moreover, the control laws using smooth time varying feedback do not at exponential convergence rate.

已有的光滑时变反馈方法是非指数收敛的.

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Solving time-varying periodic coefficient Riccati differential equations via Fourier series and precise integration method

基于Fourier级数的时变周期系数Riccati微分方程精细积分

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The frictional coefficient plays important role to the frictional power loss of gears and the time-varying coefficient was analyzed.

在对齿轮啮合过程中摩擦因数分析的基础上，对外啮合齿轮摩擦功耗进行了分析计算。

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Inspection and repair of deteriorating structures is scheduled based on assessments of the time-varying structural reliability.

退化结构的检修问题都涉及时变结构可靠度的计算.

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So the greenhouse is a multi-variable coupled, time-varying and linear complicated system.

因此,温室环境是多变量耦合 、 时变、非线性的复杂系统.

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Exponential stability of the Cohen-Grossberg neural networks with multiple time-varying delays are analyzed.

研究了多重时变时滞的CohenGrossberg神经网络的指数稳定性.

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A generalization of the Fourier transform-the fractional Fourier transform-has a powerful tool for time-varying signal analysis.

广义上的傅立叶变换,即分数维变换已成为时变信号分析的强有力工具.

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