不确定

The problem of robust stability analysis for convex polytopic uncertain discrete-time systems with multiple-state delays is investigated.

研究了具有多重状态时滞的凸多面体不确定离散系统的鲁棒稳定性分析问题。

Based on LMI method and convex combination technique, the problem of robust stabilization for a class of uncertain switched systems with nonlinear disturbance is studied.

基于线性矩阵不等式方法和凸组合技术，研究一类带有非线性扰动的不确定切换系统的鲁棒镇定问题。

This paper considers a absolute stability problem for a class of uncertain systems that the linear part is the convex combination of finite vertex models ,and the nonlinear part is a nonlinear sector.

本文考虑一类不确定系统的绝对稳定性问题，系统的线性部分乃顶点模型的凸组合，非线性部分是一个非线性扇区如通常绝对稳定性问题中那样。

The sufficient conditions enabling a singular system with observer-based guaranteed cost controller to stabilize its linear state feedback is obtained by use of a new method in combination with the convex optimization theory.

通过基于状态观测器的线性状态反馈控制并采用一种新方法，结合凸优化理论得到了不确定广义时滞系统的最优保成本控制器的设计方法。

For an uncertain system described by convex combination of interval polynomials, its Hurwitz-stability can be guaranteed by certain subset composed of vertices and edges.

对于由区间多项式的凸组合描述的不确定系统，它的Hurwitz稳定性可由某个仅由顶点和棱边构成的子集来保证，且此集合的大小与系统的维数无

A convex combination condition and a switching strategy are derived.

针对离散单时滞切换系统，提出了一个使系统渐近稳定的充分性条件，给出了该系统的无记忆状态反馈镇定和无记忆输出反馈镇定，并将结果推广到不确定离散时滞切换系统的鲁棒镇定。

The necessarity of using convex set theory in dealing with uncertainty in earthquake engineering is pointed out.

阐述了在地震工程中应用凸集理论处理不确定问题的必要性。

The main contents of this research are as follows:Firstly, the limitation of probabilistic theory and the advantage of using the convex set theory under certain condition are discussed.

主要研究内容如下：首先，本文对概率模型的局限性和在一定的条件下，采用凸集模型处理不确定问题的优越性进行了论述。

This paper mainly discusses a novel non probabilistic convex set method used to estimate the eigenvalue bounds of structures with uncertain parameters.

讨论了在不确定参数的影响下估算结构特征值变化界限的一种新型非概率凸集合方法。

I'm not sure I'm convinced.

我不确定，我确信。

Lugalbanda was a god and shepherd king of Uruk where he was worshipped for over a thousand years.

Lugalbanda 是神和被崇拜了一千年多 Uruk古埃及喜克索王朝国王。

I am coming just now,' and went on perfuming himself with Hunut, then he came and sat.

我来只是现在，'歼灭战perfuming自己与胡努特，那麼，他来到和SAT 。