Results 31 to 40 of about 2,773 (237)

Synchronization of fractional chaotic systems based on a simple Lyapunov function

open access: yesAdvances in Difference Equations, 2017
In this paper the synchronization of fractional-order chaotic systems and a new property of fractional derivatives are studied. Then we propose a new fractional-order extension of Lyapunov direct method to control the fractional-order chaotic systems.
Tianzeng Li, Yu Wang, Chao Zhao
doaj   +1 more source

Fractional-order cuckoo search algorithm for parameter identification of the fractional-order chaotic, chaotic with noise and hyper-chaotic financial systems

open access: yesEngineering Applications of Artificial Intelligence, 2020
Abstract Identifying the parameters of the chaos phenomena in the economic-financial systems is a critical issue to control and avoid the financial crises and bogging the market down. Therefore, in this paper, an efficient and reliable optimization algorithm is developed to identify the corresponding parameters of that chaotic dynamical behavior in ...
Dalia Yousri, Seyedali Mirjalili
openaire   +2 more sources

Hybrid Projective Synchronization for Two Identical Fractional-Order Chaotic Systems

open access: yesDiscrete Dynamics in Nature and Society, 2012
A hybrid projective synchronization scheme for two identical fractional-order chaotic systems is proposed in this paper. Based on the stability theory of fractional-order systems, a controller for the synchronization of two identical fractional-order ...
Ping Zhou, Rui Ding, Yu-xia Cao
doaj   +1 more source

0-1 Test for Chaos in a Fractional Order Financial System with Investment Incentive

open access: yesAbstract and Applied Analysis, 2013
A new integer-order chaotic financial system is extended by introducing a simple investment incentive into a three-dimensional chaotic financial system.
Baogui Xin, Yuting Li
doaj   +1 more source

A New Fractional-Order Chaotic Complex System and Its Antisynchronization

open access: yesAbstract and Applied Analysis, 2014
We propose a new fractional-order chaotic complex system and study its dynamical properties including symmetry, equilibria and their stability, and chaotic attractors. Chaotic behavior is verified with phase portraits, bifurcation diagrams, the histories,
Cuimei Jiang, Shutang Liu, Chao Luo
doaj   +1 more source

Synchronization of Chaotic Fractional – Order Systems

open access: yesInternational Journal of Computer Theory and Engineering, 2012
Synchronization of chaotic and Chen system has been done using the active sliding mode control strategy. Regarding the synchronization task as a control problem, fractional order mathematics is used to express the system and active sliding mode for synchronization.
Mahboubeh Moghaddas   +5 more
openaire   +1 more source

Dynamics Feature and Synchronization of a Robust Fractional‐Order Chaotic System [PDF]

open access: yesComplexity, 2018
Exploring the dynamics feature of robust chaotic system is an attractive yet recent topic of interest. In this paper, we introduce a three‐dimensional fractional‐order chaotic system. The important finding by analysis is that the position of signal x3 descends at the speed of 1/c as the parameter b increases, and the signal amplitude of x1, x2 can be ...
Xuan-Bing Yang   +2 more
openaire   +2 more sources

An efficient deep learning model for brain tumour detection with privacy preservation

open access: yesCAAI Transactions on Intelligence Technology, EarlyView., 2023
Abstract Internet of medical things (IoMT) is becoming more prevalent in healthcare applications as a result of current AI advancements, helping to improve our quality of life and ensure a sustainable health system. IoMT systems with cutting‐edge scientific capabilities are capable of detecting, transmitting, learning and reasoning.
Mujeeb Ur Rehman   +8 more
wiley   +1 more source

Synchronization of Butterfly Fractional Order Chaotic System

open access: yesMathematics, 2020
In this paper, we study the synchronization of a nonlinear fractional system, and analyze its time response and chaotic behaviors. We represent a solution for considered system by employing the Mittag-Leffler matrix function and Jacobian matrix ...
Michal Fečkan   +2 more
doaj   +1 more source

Resolving Heterogeneity of Targeted Lipid Nanoparticles Through Solution‐Based Biophysical Analyses

open access: yesAdvanced Materials, EarlyView.
AF4‐UV‐DLS‐MALS‐SAXS resolves previously inaccessible targeted lipid nanoparticle (tLNP) subpopulations that differ in size, shape, and composition. Correlation of subpopulation‐resolved biophysical properties with in vivo RNA delivery reveals that targeted placental transfection is associated with distinct tLNP subpopulations rather than ensemble ...
Hannah C. Geisler   +14 more
wiley   +1 more source

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