Results 1 to 10 of about 21,571 (171)

A Novel Fuzzy Parameterized Fuzzy Hypersoft Set and Riesz Summability Approach Based Decision Support System for Diagnosis of Heart Diseases [PDF]

open access: yesDiagnostics, 2022
Fuzzy parameterized fuzzy hypersoft set (Δ-set) is more flexible and reliable model as it is capable of tackling features such as the assortment of attributes into their relevant subattributes and the determination of vague nature of parameters and their
Atiqe Ur Rahman   +4 more
doaj   +2 more sources

Image Motion Extraction of Structures Using Computer Vision Techniques: A Comparative Study [PDF]

open access: yesSensors, 2021
Vibrational measurements play an important role for structural health monitoring, e.g., modal extraction and damage diagnosis. Moreover, conditions of civil structures can be mostly assessed by displacement responses.
Jau-Yu Chou, Chia-Ming Chang
doaj   +2 more sources

Subdiffusion Equation with Fractional Caputo Time Derivative with Respect to Another Function in Modeling Superdiffusion [PDF]

open access: yesEntropy
Superdiffusion is usually defined as a random walk process of a molecule, in which the time evolution of the mean-squared displacement, σ2, of the molecule is a power function of time, σ2(t)∼t2/γ, with γ∈(1,2).
Tadeusz Kosztołowicz
doaj   +2 more sources

Fractional operators and their commutators on generalized Orlicz spaces [PDF]

open access: yesOpuscula Mathematica, 2022
In this paper we examine boundedness of fractional maximal operator. The main focus is on commutators and maximal commutators on generalized Orlicz spaces (also known as Musielak-Orlicz spaces) for fractional maximal functions and Riesz potentials.
Arttu Karppinen
doaj   +1 more source

A new approach for SPN removal: nearest value based mean filter [PDF]

open access: yesPeerJ Computer Science, 2022
In this study, a new adaptive filter is proposed to eliminate salt and pepper noise (SPN). The basis of the proposed method consists of two-stages. (1) Changing the noisy pixel value with the closest pixel value or assigning their average to the noisy ...
Bülent Turan
doaj   +2 more sources

Riesz means on symmetric spaces [PDF]

open access: yesJournal of Mathematical Analysis and Applications, 2021
Let $X$ be a non-compact symmetric space of dimension $n$. We prove that if $f\in L^{p}(X)$, $1\leq p\leq 2$, then the Riesz means $S_{R}^{z}\left( f\right)$ converge to $f$ almost everywhere as $R\rightarrow \infty $, whenever $\operatorname{Re}z>\left( n-\frac{1}{2}\right) \left( \frac{2}{p}-1\right) $.
A. Fotiadis, E. Papageorgiou
openaire   +3 more sources

A class of fractional Ornstein–Uhlenbeck processes mixed with a Gamma distribution

open access: yesModern Stochastics: Theory and Applications, 2022
We consider a sequence of fractional Ornstein–Uhlenbeck processes, that are defined as solutions of a family of stochastic Volterra equations with a kernel given by the Riesz derivative kernel, and leading coefficients given by a sequence of independent ...
Luigi Amedeo Bianchi   +2 more
doaj   +1 more source

Riesz means on homogeneous trees [PDF]

open access: yesConcrete Operators, 2021
Abstract Let 𝕋 be a homogeneous tree. We prove that if f ∈ Lp (𝕋), 1 ≤ p ≤ 2, then the Riesz means Sz R (f) converge to f everywhere as R → ∞, whenever Re z > 0.
openaire   +4 more sources

On Riesz Means of Eigenvalues [PDF]

open access: yesCommunications in Partial Differential Equations, 2011
In this article we prove the equivalence of certain inequalities for Riesz means of eigenvalues of the Dirichlet Laplacian with a classical inequality of Kac. Connections are made via integral transforms including those of Laplace, Legendre, Weyl, and Mellin, and the Riemann-Liouville fractional transform.
Harrell, Evans M., Hermi, Lotfi
openaire   +2 more sources

High Order Riesz Transforms and Mean Value Formula for Generalized Translate Operator [PDF]

open access: yes, 2013
In this paper, the mean value formula depends on the Bessel generalized shift operator corresponding to the solutions of the boundary value problem related to the Bessel operator are studied.
Ekincioglu, I., Keskin, C., Sayan, H. H.
core   +2 more sources

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