研究了一类不确定时滞系统的保性能控制问题，其不确定性不仅存在于系统矩阵，而且存在于控制器的增益中。
The problem of guaranteed cost control for a class of uncertain time-delayed systems was addressed. The uncertainties existed both in the systematic matrix, and in the controller gain.
利用模糊系统对不确定性函数进行逼近，将获得的模糊系统函数作为系统不确定性界函数。
The fuzzy system is used to approximate the system uncertain function, and the fuzzy system function obtained is taken as system uncertainty boundary function.
针对控制系统中应用十分广泛的不确定性问题进行了研究，主要研究了含范数有界参数不确定性中立型多延迟微分系统的鲁棒稳定性。
Research is done on the robust stability of multi -delay differential systems of neutral type subject to norm -bounded parameter uncertainty that played important roles in the control theory.
提出了不确定非线性系统多模型预测控制的新方法，它结合了针对非线性的基于系统输出的切换方法和针对不确定性的模型切换方法。
For the uncertain nonlinear system, the multiple-model predictive control is studied which combines the switching method for the nonlinearity and the one for the model uncertainty.
研究有界不确定性非线性系统的鲁棒跟踪问题，考虑了在同时存在参数、结构及干扰的不确定性条件下，控制系统的鲁棒性。
In this paper, the robust output tracking control problem for nonlinear systems is discussed. The robustness against structure and parameter uncertainties and unknown disturbances is considered.
然而，对于不确定性系统而言，最优控制的性能指标是不可能实现的。因此，不确定性系统鲁棒控制问题越来越受到人们的关注。
But the optimal cost control is not likely to be realized for the uncertain systems, the robust control of uncertain systems are received wide-regard.
自然灾害系统是一个复杂系统，存在着大量的不确定性，这种不确定性既有随机性，又有模糊性。
Natural disaster system is very complex that exists lots of uncertainties which contain randomness and fuzziness.
研究了一类时滞不确定性系统的状态估计问题，其中系统的参数不确定性是时变和模有界的。
The problem of robust state estimation for a class of uncertain linear systems with time delay is studied in this paper. The parameter uncertainties are time varying and norm bounded.
研究了控制输入受限情况下不确定系统的滑模控制问题，其中，系统不确定性同时存在于状态矩阵和控制增益矩阵中。
The problem of sliding mode control for uncertain systems subject to input constraint is considered. There exist uncertainties in state matrix and input matrix, respectively.
研究了控制输入受限情况下不确定系统的滑模控制问题，其中，系统不确定性同时存在于状态矩阵和控制增益矩阵中。
The problem of sliding mode control for uncertain systems subject to input constraint is considered. There exist uncertainties in state matrix and input matrix, respectively.
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