Riemann–Liouville fractional integral type exponential sampling Kantorovich series

S Kursun, A Aral, T Acar - Expert Systems with Applications, 2024 - Elsevier
In the present paper, we introduce a new family of sampling Kantorovich type operators
using fractional-type integrals. We study approximation properties of newly constructed …

Approximation results for Hadamard-type exponential sampling Kantorovich series

S Kursun, A Aral, T Acar - Mediterranean Journal of Mathematics, 2023 - Springer
The present paper deals with construction of a new family of exponential sampling
Kantorovich operators based on a suitable fractional-type integral operators. We study …

A characterization of the rate of the simultaneous approximation by generalized sampling operators and their Kantorovich modification

T Acar, BR Draganov - Journal of Mathematical Analysis and Applications, 2024 - Elsevier
We establish a direct and a matching two-term strong converse inequality by moduli of
smoothness for the rate of the simultaneous approximation by generalized sampling …

Neural network Kantorovich operators activated by smooth ramp functions

PN Agrawal, B Baxhaku - Mathematical Methods in the Applied …, 2025 - Wiley Online Library
In the present article, we introduce a Kantorovich variant of the neural network interpolation
operators activated by smooth ramp functions proposed by Qian and Yu (2022). We discuss …

Bivariate generalized Kantorovich-type exponential sampling series

T Acar, A Eke, S Kursun - Revista de la Real Academia de Ciencias …, 2024 - Springer
In this paper, we introduce a family generalized Kantorovich-type exponential sampling
operators of bivariate functions by using the bivariate Mellin-Gauss-Weierstrass operator …

Approximation properties of exponential sampling series in logarithmic weighted spaces

T Acar, S Kursun, Ö Acar - Bulletin of the Iranian Mathematical Society, 2024 - Springer
In this paper, we investigate the approximation properties of exponential sampling series
within logarithmically weighted spaces of continuous functions. Initially, we demonstrate the …

Approximation of discontinuous signals by exponential‐type generalized sampling Kantorovich series

S Kursun, T Acar - Mathematical Methods in the Applied …, 2025 - Wiley Online Library
In the present paper, we analyze the behavior of the exponential‐type generalized sampling
Kantorovich operators K ω φ, GK _ ω &# x0005E; φ, G when discontinuous signals are …

Nonlinear exponential sampling: approximation results and applications

D Costarelli - Mathematical Analysis and its Applications, 2024 - taylorfrancis.com
The chapter introduces a family of nonlinear exponential sampling operators. The proposed
definition represents a nonlinear extension of the classical exponential sampling operators …

Approximation Properties of Mellin-Steklov Type Exponential Sampling Series

D Ozer, S Kursun, T Acar - arXiv preprint arXiv:2410.09070, 2024 - arxiv.org
In this paper, we introduce Mellin-Steklov exponential samplingoperators of order $ r,
r\in\mathbb {N} $, by considering appropriate Mellin-Steklov integrals. We investigate the …

Curves defined by a class of discrete operators: Approximation result and applications

R Corso, G Gucciardi - Mathematical Methods in the Applied …, 2025 - Wiley Online Library
In approximation theory, classical discrete operators, like generalized sampling, Szász‐
Mirak'jan, Baskakov, and Bernstein operators, have been extensively studied for scalar …