Browsing by Subject "Robustness (control systems)"

Now showing items 41-60 of 66

    • Conference Object  

      Robust adaptive control for a class of mimo nonlinear systems 

      Xu, H.; Ioannou, Petros A. (2002)
      The design of stabilizing controllers for nonlinear plants with unknown nonlinearities is a challenging problem. The inability to identify the nonlinearities on-line or off-line accurately motivates the design of stabilizing ...
    • Article  

      Robust adaptive control for a class of MIMO nonlinear systems with guaranteed error bounds 

      Xu, H.; Ioannou, Petros A. (2003)
      The design of stabilizing controllers for multiple-input-multiple-output (MIMO) nonlinear plants with unknown nonlinearities is a challenging problem. The high dimensionality coupled with the inability to identify the ...
    • Article  

      Robust adaptive control of linearizable nonlinear single input systems with guaranteed error bounds 

      Xu, H.; Ioannou, Petros A. (2004)
      In this paper, a nonlinear robust adaptive control algorithm is designed and analyzed for a class of single-input nonlinear systems with unknown nonlinearities. The controller employs a single layer neural network to ...
    • Article  

      Robust adaptive control of minimum phase non-linear systems 

      Johansen, T. A.; Ioannou, Petros A. (1996)
      We show that an adaptive input/output feedback linearization control scheme for minimum phase nonlinear systems is robust with respect to unstructured plant uncertainties such as unmodelled dynamics and disturbances provided ...
    • Conference Object  

      Robust adaptive nonlinear control design 

      Polycarpou, Marios M.; Ioannou, Petros A. (Publ by IEEE, 1993)
      An adaptive control design procedure for a class of nonlinear systems with both parametric uncertainty and unknown nonlinearities is presented. The unknown nonlinearities lie within some 'bounding functions' which are ...
    • Article  

      A robust adaptive nonlinear control design 

      Polycarpou, Marios M.; Ioannou, Petros A. (1996)
      An adaptive control design procedure for a class of nonlinear systems with both parametric uncertainty and unknown nonlinearities is presented. The unknown nonlinearities lie within some 'bounding functions', which are ...
    • Conference Object  

      Robust adaptive sliding control of linearizable systems 

      Xu, H.; Mirmirani, M.; Ioannou, Petros A.; Boussalis, Helen R. (2001)
      A switching adaptive control algorithm based on a sliding mode method is proposed for a class of single-input, single-output nonlinear systems with unknown dynamics. The plant is assumed to be linear-in-the-control input ...
    • Conference Object  

      Robust capacity of a Gaussian noise channel with channel and noise uncertainty 

      Charalambous, Charalambos D.; Denic, S. Z.; Djouadi, S. M. (2005)
      This paper is concerned with the problem of defining, and computing the capacity of a continuous-time additive Gaussian noise communication channel when the true frequency response of the channel, and the power spectral ...
    • Conference Object  

      Robust capacity of white Gaussian noise channels with uncertainty 

      Charalambous, Charalambos D.; Denic, S. Z.; Djouadi, S. M. (2004)
      This paper concerns the problem of defining, and computing the channel capacity of a continuous time additive white Gaussian noise channel when the true frequency response of the channel is not completely known to the ...
    • Article  

      Robust control of uncertain context-sensitive probabilistic Boolean networks 

      Denic, S. Z.; Vasic, B.; Charalambous, Charalambos D.; Palanivelu, R. (2009)
      Uncertainty is an intrinsic phenomenon in control of gene regulatory networks (GRNs). The presence of uncertainty is related to impreciseness of GRN models due to: (1) Errors caused by imperfection of measurement devices ...
    • Conference Object  

      Robust control over uncertain communication channels 

      Charalambous, Charalambos D.; Farhadi, A.; Denic, S.; Rezaei, F. (2005)
      In this paper, the mathematical framework for studying robust control over uncertain communication channels is introduced. The theory is developed by generalizing the classical information theoretic measures of information ...
    • Conference Object  

      Robust modification of a new class of adaptive controllers 

      Zhang, Youping; Ioannou, Petros A. (1995)
      Recently, a new class of adaptive control schemes, motivated from nonlinear systems theory, has been proposed for minimum phase linear time invariant plants. Under certain assumptions on the plant transfer function, these ...
    • Article  

      Robust multiobjective portfolio optimization: A minimax regret approach 

      Xidonas, Panos; Mavrotas, George; Hassapis, Christis; Zopounidis, Constantin (2017)
      An efficient frontier in the typical portfolio selection problem provides an illustrative way to express the tradeoffs between return and risk. Following the basic ideas of modern portfolio theory as introduced by Markowitz, ...
    • Conference Object  

      Robust platoon-stable controller design for autonomous intelligent vehicles 

      Stotsky, A.; Chien, C. C.; Ioannou, Petros A. (IEEE, 1994)
      A new variable structure longitudinal controller is designed and analyzed for an autonomous intelligent vehicle. The proposed controller not only guarantees individual vehicle stability but also platoon stability. Moreover, ...
    • Article  

      Robust switching adaptive control of multi-input nonlinear systems 

      Kosmatopoulos, Elias B.; Ioannou, Petros A. (1998)
      During the last decade a considerable progress has been made in the design of stabilizing controllers for nonlinear systems with known and unknown constant parameters. New design tools such as adaptive feedback linearization, ...
    • Article  

      Robust switching adaptive control of multi-input nonlinear systems 

      Kosmatopoulos, E. B.; Ioannou, Petros A. (2002)
      During the last decade a considerable progress has been made in the design of stabilizing controllers for nonlinear systems with known and unknown constant parameters. New design tools such as adaptive feedback linearization, ...
    • Article  

      Robustness and performance of a modified adaptive backstepping controller 

      Zhang, Y.; Ioannou, Petros A. (1998)
      Recently, a new class of adaptive control schemes based on non-linear design techniques, have been proposed for minimum phase linear time invariant plants. Under certain assumptions on the plant transfer function, these ...
    • Article  

      Robustness and Performance of Adaptive Suppression of Unknown Periodic Disturbances 

      Jafari, S.; Ioannou, Petros A.; Fitzpatrick, B.; Wang, Y. (2015)
      In recent years, a class of adaptive schemes has been developed for suppressing periodic disturbance signals with unknown frequencies, phases, and amplitudes. The stability and robustness of these schemes with respect to ...
    • Article  

      Robustness of nonlinear control systems with respect to unmodeled dynamics 

      Zhang, Y.; Ioannou, Petros A. (1999)
      In theory, it can be established that nonlinear control laws for linear or nonlinear plants can be used to meet strict performance requirements. The success of these control designs in practical situations will very much ...
    • Conference Object  

      Robustness of nonlinear control systems with respect to unmodeled dynamics 

      Zhang, Youping; Ioannou, Petros A. (1996)
      In this paper, we examine the global stability properties of nonlinear controllers in the presence of high frequency unmodeled dynamics. We develop necessary and sufficient conditions for a general class of nonlinear control ...