نتایج جستجو برای: switching model
تعداد نتایج: 2162287 فیلتر نتایج به سال:
Alrstrmt This paper presents a switching control scheme for multivariable nonlinear systems. Based on a fuzzy plant model of the multivariable nonlinear system, a switching controller consisting of H number of simple subcontrollers i s proposed. The paramctern of thc switching controller can be obtained by solvitig some LMls. A switching algorithm is developed. To illustrate the merits and the ...
The current paper proposes a conditional volatility model with time varying coefficients based on a multinomial switching mechanism. By giving more weight to either the persistence or shock term in a GARCH model, conditional on their relative ability to forecast a benchmark volatility measure, the switching reinforces the persistent nature of the GARCH model. Estimation of this volatility targe...
PURPOSE The purpose of this study was to analyze the influence of the platform switching concept on an implant system and peri-implant bone using three-dimensional finite element analysis. MATERIALS AND METHODS Two three-dimensional finite element models for wide platform and platform switching were created. In the wide platform model, a wide platform abutment was connected to a wide platform...
The Phillips curve usually has been estimated in a linear framework which implies a stable constant relationship between inflation and unemployment. Some of the studies claim that the slope of the Phillips curve is a function of macroeconomic conditions and also the relationship is asymmetric. This article deals with a smooth transition regression model for relationship between inflation and un...
Due to the depletion of the fossil fuels and major concerns about the security of energy in the future to produce fuels, the importance of utilizing the renewable energies is distinguished. Nowadays there has been a growing interest for biofuels. Thus, this paper reveals a general optimization model which enables the selection of preprocessing centers for the biomass, biofuel plants, and wareho...
We consider a class of bimodal systems which alternate modes on hitting`switch-ing surfaces': the canonical model is a physical thermostat. A suucient condition is obtained for the existence of periodic solutions. The signiicance for this theory of certain anomalous points on the switching surface is shown by an example with no periodic solutions. Further discussion is presented for the importa...
This paper introduces a set of input-output blocks to build intuitive models of dynamic systems with mode switching due to changes in operating conditions, sensor failure, model reconfiguration, and model-order reduction. These blocks make it possible to construct hierarchical component models of mode-switching systems. An application to an automotive steer-by-wire example and Simulink simulati...
In recent years, dynamic multi-layer networks have emerged. Unlike regular networks these multi-layer networks allow users and other networks to interface on different technology layers. While path finding on a single layer is currently well understood, path finding on multi-layer networks is far from trivial. Even the constraints (the possible incompatibilities) are not always clear. This pape...
In this article, a new approach is proposed to design robust switching gain-scheduled dynamic output feedback control for switched uncertain continuous-time linear parameter varying (LPV) systems. The proposed robust switching gain-scheduled controllers are robustly designed so that the stability and H2-gain performance of the switched closed-loop uncertain LPV system can be guaranteed even und...
Abstract In this article, a special case of two coupled M/G/1-queues is considered, where servers are exposed to types jobs that distributed among the via random switch. model, asymptotic behavior workload buffer exceedance probabilities for single servers/both together/one (unspecified) server determined. Hereby, one has distinguish between either heavy-tailed or light-tailed. The results deri...
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