查询词典 nonlinearity

The layout scheme design of spacecraft vessel belongs to 3D packing problem with behavioral constraints, and it is also a complex engineering system problems with inscrutability, uncertainty, high nonlinearity, quality and quantity. It is almost impossible to solve it completely by human or computer alone.

航天器舱布局方案优化设计属带性能约束的三维布局优化问题，属具有不确定性、高度非线性、既有定性又有定量问题的复杂工程系统问题，单纯依靠人或计算机算法去解决都是非常困难的。1991年Lenat、Feigenbaum提出的人机合作(Man-Machine Synergy)和同年钱学森、戴汝为等提出的人机结合(Human-Machine Cooperation)思想和方法论，被认为是21世纪解决复杂工程问题的重要途径、自动化设计的重要发展方向，但其可操作性问题一直未很好解决。

By means of the Hausdorff-Young inequality of convolution integral, the convergence of the updating rule is analyzed in the sense of Lebesgue-p norm. Invention of the nonlinearity and the interaction on convergence are discussed.

通过卷积的 Hausdorff-Young 不等式，本文分析了学习控制律在 Lebesgue-P 范数意义下的收敛性，讨论了系统的非线性性和关联性对控制律收敛性的影响。

Passive intermodulation products due to metallic contact nonlinearity at microwave frequencies can have severe effects on system performance.

微波频段由于金属接触非线性引起的无源互调可对系统性能造成严重影响。

In feedforward control, the hysteresis nonlinearity of the piezoceramic actuator is modeled using the Preisach model and a neural network architecture using input-output data mapping as the inverse function of Preisach model is utilized.

前向补偿控制器设计方面，先以布列谢希之数学模式来模式化压电陶瓷的磁滞特性，再由实测值求得模式内之参数值，并应用类神经网路结构取代Preisach数学模式的反涵数以作为前向控制器之用。

The proposed controller combines the advantages of neural network and inverse system control, and can compensate the influence of uncertainty and nonlinearity.

该方法结合了神经网络和逆系统控制的优点，能够克服系统中的不确定性和非线性因素。

According with the increase of the aromaticity and rigidity of the organic matrix, the nonlinearity of sorption isotherm increased.

随着干酪根内部结构的刚性和芳香性的增强，吸附等温线的非线性逐渐增强。

The effect of field distribution in one-dimensional photonic crystals with Kerr nonlinearity was investigated.

本文研究Kerr非线性对一维光子晶体中场分布的影响。

The objective of this research was control a long stroke inchworm type positioning stage. Consider the factors that may affect positioning precision include the nonlinearity of piezoelectric actuator and phase lag cause by feedback control. Use model of hysteresis and zero phase error tracking controller to improve the tracking ability and reduce the phase lag of the system.

因此在本研究中，对於一个蚇蠖式长行程平台研究控制方法，考虑可能影响定位精度的因素，包括压电致动器的非线性特性与系统因为闭回路控制架构造成的响应相位落后现象，利用迟滞数学模型的建立与零相位误差追踪控制器的设计来改善系统的追踪能力与相位误差。

The nonlinearity and discrete gradient inherited in CAViaR model is a conundrum for parameter estimation. We take the asymmetric Laplace distribution with scale parameter as the error process; indicate the variance has a minimum positive value when the scale parameter is a constant, conflicting with the distribution of real financial data. Further we estimate the parameters of indirect TARCH-CAViaR model base on Bayesian framework and Markov chain Monte Carlo method. The optimal scale parameter can also be obtained by Markov chain Monte Carlo method.

CAViaR一般模型中递归分位回归方程的非线性和非连续可微性是参数估计的一个难题，基于含有尺度参数的不对称拉普拉斯分布作为误差过程，指出将尺度参数固定为常数会导致不对称拉普拉斯分布随机变量的方差存在最小正值的限制，与实际金融数据分布不符；进而提出采用贝叶斯分析和马尔科夫链蒙特卡罗模拟方法，估计间接TARCH-CAViaR模型的参数，并可获得尺度参数的合理估计。

The microscale effect, elastic-plastic theory and material nonlinearity of laser shock processing were analyzed and discussed.

综述和分析了激光冲套金属材料的微尺度效应、材料的弹塑性理论、材料的非线性。

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。