Asynchronous fault detection observer design for discrete‐time piecewise linear systems
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DOI: 10.1002/rnc.4835
Abstract: This paper studies the problem of asynchronous fault detection (FD) observer design for piecewise linear systems. Considering that the states of the FD observer and the system may stay at different regions of the state… read more here.
Keywords: asynchronous fault; design; piecewise; observer design ... See more keywords
Descriptor state‐bounding observer design for positive Markov jump linear systems with sensor faults: Simultaneous state and faults estimation
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DOI: 10.1002/rnc.4870
Abstract: This article presents a descriptor observer design approach for positive Markov jump linear systems subject to interval parameter uncertainties and sensor faults. First, by taking the sensor fault term as an auxiliary state, an augmented… read more here.
Keywords: state; observer design; sensor faults; state bounding ... See more keywords
Observers Design for a Class of Nonlinear Stochastic Discrete-Time Systems
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DOI: 10.1007/s10773-021-04710-6
Abstract: This paper mainly studied the observer design of Lipschitz stochastic discrete system. For the first time, generalized Lipschitz conditions are introduced into the observer design of a class of nonlinear stochastic discrete systems. From this… read more here.
Keywords: design class; time; class nonlinear; observer design ... See more keywords
Slow state estimation for singularly perturbed systems with discrete measurements
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DOI: 10.1007/s11432-018-9657-3
Abstract: Dear editor, Many real-world systems exhibit a two-time-scale behavior, such as Hindmarsh-Rose oscillators, DC motors, power networks, and other related systems. Such systems can be modeled using singularly perturbed systems (SPSs). To alleviate the difficulties… read more here.
Keywords: singularly perturbed; estimation; slow state; time ... See more keywords
Observer design for a class of uncertain systems with delayed outputs
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DOI: 10.1016/j.ifacol.2017.08.285
Abstract: Abstract In this paper, a state observer is proposed for a class of nonlinear systems in the presence of uncertainties in the state equations and an arbitrarily long delay in the output. The proposed predictor… read more here.
Keywords: state; class; class uncertain; predictor ... See more keywords
Impulsive observer design for linear systems with delayed outputs
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DOI: 10.1016/j.ifacol.2017.08.352
Abstract: Abstract This paper investigates the problem of the state reconstruction for LTI systems with time-delayed outputs. The proposed observer allows the reconstruction of the states in two steps. In the first step, an impulsive observer… read more here.
Keywords: systems delayed; impulsive observer; delayed outputs; observer design ... See more keywords
Nonlinear Wrench Observer Design for an Aerial Manipulator
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DOI: 10.1016/j.ifacol.2019.11.038
Abstract: Abstract In the present work, the model of a tilted hexarotor with an attached 3 DOF manipulator is derived and three different wrench observer concepts originally proposed for Unmanned Aerial Vehicles are extended for the… read more here.
Keywords: nonlinear wrench; aerial manipulator; manipulator; observer design ... See more keywords
Adaptive Multi-Observer Design for Systems with Unknown Long Input Delay
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DOI: 10.1016/j.ifacol.2019.12.203
Abstract: Abstract This paper deals with the problem of stabilization of systems with a constant delay in the actuator. The time-delay is unknown and can be considerably long, involving an interesting challenge from the control point… read more here.
Keywords: observer design; design systems; delay; multi observer ... See more keywords
Asymptotic and tracking guarantees in interval observer design for systems with unmeasured polytopic nonlinearities
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DOI: 10.1016/j.ifacol.2020.12.1099
Abstract: Abstract For a class of nonlinear systems subject to disturbances, an observer is proposed to estimate time-varying intervals in which their state variables are guaranteed to stay all the time. The objective is to effectively… read more here.
Keywords: guarantees interval; tracking guarantees; interval observer; observer design ... See more keywords
Adaptive Boundary Observer Design for coupled ODEs-Hyperbolic PDEs systems
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DOI: 10.1016/j.ifacol.2020.12.1359
Abstract: Abstract We consider the state estimation of ηξ hyperbolic PDEs coupled with ηX ordinary differential equations at the boundary. The hyperbolic system is linear and propagates in the positive x-axis direction. The ODE system is… read more here.
Keywords: adaptive boundary; boundary observer; observer design; hyperbolic pdes ... See more keywords
Designing Fuzzy Descriptor Observer with Unmeasured Premise Variables for Head-Two-Arms-Trunk System
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DOI: 10.1016/j.ifacol.2020.12.2227
Abstract: Abstract Using the technique of unknown input observer, this paper aims at estimating internal variables of people living with a complete spinal cord injury (SCI). The goal is to provide a better understanding on the… read more here.
Keywords: head two; two arms; unmeasured premise; observer design ... See more keywords