Results 21 to 30 of about 179,364 (266)

Improved Particle Swarm Optimization Fractional-System Identification Algorithm for Electro-Optical Tracking System

open access: yesFractal and Fractional, 2023
When an electro-optical tracking system (ETS) needs higher control precision, system identification can be considered to improve the accuracy of the system, so as to improve its control effect.
Tong Guo   +3 more
doaj   +1 more source

Absolute stability of a class of fractional positive nonlinear systems

open access: yesInternational Journal of Applied Mathematics and Computer Science, 2019
The positivity and absolute stability of a class of fractional nonlinear continuous-time and discrete-time systems are addressed. Necessary and sufficient conditions for the positivity of this class of nonlinear systems are established.
Kaczorek Tadeusz
doaj   +1 more source

Fractional systems and fractional Bogoliubov hierarchy equations [PDF]

open access: yesPhysical Review E, 2005
We consider the fractional generalizations of the phase volume, volume element and Poisson brackets. These generalizations lead us to the fractional analog of the phase space. We consider systems on this fractional phase space and fractional analogs of the Hamilton equations. The fractional generalization of the average value is suggested.
openaire   +3 more sources

Fraction Reduction in Membrane Systems [PDF]

open access: yesThe Scientific World Journal, 2014
Fraction reduction is a basic computation for rational numbers. P system is a new computing model, while the current methods for fraction reductions are not available in these systems. In this paper, we propose a method of fraction reduction and discuss how to carry it out in cell-like P systems with the membrane structure and the rules with priority ...
Ping Guo   +3 more
openaire   +3 more sources

Pointwise completeness and pointwise degeneracy of fractional standard and descriptor linear continuous-time systems with different fractional orders

open access: yesInternational Journal of Applied Mathematics and Computer Science, 2020
Descriptor and standard linear continuous-time systems with different fractional orders are investigated. Descriptor systems are analyzed making use of the Drazin matrix inverse.
Kaczorek Tadeusz, Sajewski Łukasz
doaj   +1 more source

Pointwise completeness and pointwise degeneracy of positive fractional descriptor continuous-time linear systems with regular pencils

open access: yesInternational Journal of Applied Mathematics and Computer Science, 2015
Pointwise completeness and pointwise degeneracy of positive fractional descriptor continuous-time linear systems with regular pencils are addressed.
Kaczorek Tadeusz
doaj   +1 more source

Minimum Energy Control of Descriptor Fractional Discrete–Time Linear Systems with Two Different Fractional Orders

open access: yesInternational Journal of Applied Mathematics and Computer Science, 2017
Reachability and minimum energy control of descriptor fractional discrete-time linear systems with different fractional orders are addressed. Using the Weierstrass–Kronecker decomposition theorem of the regular pencil, a solution to the state equation of
Sajewski Łukasz
doaj   +1 more source

Complexity Analysis and Synchronization Control of Fractional-Order Jafari-Sprott Chaotic System

open access: yesIEEE Access, 2020
Aiming at the complexity problem of fractional-order Jafari-Sprott chaotic system, in this paper, Adomian decomposition method is used to study its numerical analysis and a complexity analysis method of fractional-order Jafari-Sprott chaotic system based
Guohui Li, Xiangyu Zhang, Hong Yang
doaj   +1 more source

Minimum energy control of fractional descriptor positive discrete-time linear systems

open access: yesInternational Journal of Applied Mathematics and Computer Science, 2014
Necessary and sufficient conditions for the positivity and reachability of fractional descriptor positive discrete-time linear systems are established.
Kaczorek Tadeusz
doaj   +1 more source

Chaos Control for a Fractional-Order Jerk System via Time Delay Feedback Controller and Mixed Controller

open access: yesFractal and Fractional, 2021
In this study, we propose a novel fractional-order Jerk system. Experiments show that, under some suitable parameters, the fractional-order Jerk system displays a chaotic phenomenon.
Changjin Xu   +5 more
doaj   +1 more source

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