Results 41 to 50 of about 10,065 (207)

Local Fuzzy Fractional Partial Differential Equations in the Realm of Fractal Calculus with Local Fractional Derivatives

open access: yesFractal and Fractional, 2023
In this study, local fuzzy fractional partial differential equations (LFFPDEs) are considered using a hybrid local fuzzy fractional approach. Fractal model behavior can be represented using fuzzy partial differential equations (PDEs) with local ...
Mawia Osman   +6 more
doaj   +1 more source

Fuzzy determination of informative frequency band for bearing fault detection [PDF]

open access: yes, 2016
Detecting early faults in rolling element bearings is a crucial measure for the health maintenance of rotating machinery. As faulty features of bearings are usually demodulated into a high-frequency band, determining the informative frequency band (IFB ...
Abonyi   +28 more
core   +1 more source

Novel Evaluation of Fuzzy Fractional Biological Population Model

open access: yesJournal of Function Spaces, 2022
This article discusses an iterative transformation method via fuzziness that mixtures the Laplace transform with the iterative iterative method. Using Caputo derivative operator, the proposed technique demonstrates the inherent reliability of fractional ...
Rabab Alyusof   +3 more
doaj   +1 more source

Transformasi Sinyal Pada Sistem Kendali Menggunakan GUI Dan Simulink Matlab [PDF]

open access: yes, 2015
Pada sistem pengendali konvensional dan pengendali digital digunakan sinyal analog/ kontinyu dan sinyal diskret. Untuk menganalisa sistem pengendali konvensional digunakan persamaan dalam bentuk transformasi laplace, sedangkan dalam analisa pengendali ...
Kusmantoro, A. (Adhi)
core   +3 more sources

On third-order fuzzy differential equations by fuzzy Laplace transform

open access: yesBalıkesir Üniversitesi Fen Bilimleri Enstitüsü Dergisi, 2020
In this study, third-order fuzzy differential equations are studied using fuzzy Laplace transform under the approach of Hukuhara differentiability. Examples are solved. Graphics of the solutions are drawn. Conclusions are given.
openaire   +3 more sources

Fuzzy fractional-order model of the novel coronavirus

open access: yesAdvances in Difference Equations, 2020
In this paper, a novel coronavirus infection system with a fuzzy fractional differential equation defined in Caputo’s sense is developed. By using the fuzzy Laplace method coupled with Adomian decomposition transform, numerical results are obtained for ...
S. Ahmad   +5 more
doaj   +1 more source

Fuzzy Fractional Evolution Equations and Fuzzy Solution Operators

open access: yesAdvances in Fuzzy Systems, 2019
In this paper, the fuzzy fractional evolution equations of order q (FFEE) with fuzzy Caputo fractional derivative are introduced. We study the existence and uniqueness of mild solutions for FFEE under some conditions.
Atimad Harir   +2 more
doaj   +1 more source

Analysis of the Fuzzy Fractional-Order Solitary Wave Solutions for the KdV Equation in the Sense of Caputo-Fabrizio Derivative

open access: yesJournal of Mathematics, 2022
In this paper, we construct a system for analysis of an analytic solution of fractional fuzzy solitary wave solutions for the Korteweg–De Vries (KdV) equation.
Muhammad Naeem   +4 more
doaj   +1 more source

Spectral Generalized Multi-Dimensional Scaling [PDF]

open access: yes, 2013
Multidimensional scaling (MDS) is a family of methods that embed a given set of points into a simple, usually flat, domain. The points are assumed to be sampled from some metric space, and the mapping attempts to preserve the distances between each pair ...
Aflalo, Yonathan   +2 more
core   +1 more source

Advanced control of non‐isothermal axial dispersion tubular reactors with recycle‐induced state delay

open access: yesThe Canadian Journal of Chemical Engineering, EarlyView.
Abstract We develop a delay‐aware estimation and control framework for a non‐isothermal axial dispersion tubular reactor modelled as a coupled parabolic‐hyperbolic PDE system with recycle‐induced state delay. The infinite‐dimensional dynamics are preserved without spatial discretization by representing the delay as a transport PDE and adopting a late ...
Behrad Moadeli, Stevan Dubljevic
wiley   +1 more source

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