Results 11 to 20 of about 12,311,211 (322)

On the Bernstein Affine Fractal Interpolation Curved Lines and Surfaces

open access: yesAxioms, 2020
In this article, firstly, an overview of affine fractal interpolation functions using a suitable iterated function system is presented and, secondly, the construction of Bernstein affine fractal interpolation functions in two and three dimensions is ...
Nallapu Vijender, Vasileios Drakopoulos
doaj   +1 more source

Linear Optimization of Polynomial Rational Functions: Applications for Positivity Analysis

open access: yesMathematics, 2020
In this paper, we provide tight linear lower bounding functions for multivariate polynomials given over boxes. These functions are obtained by the expansion of polynomials into Bernstein basis and using the linear least squares function.
Tareq Hamadneh   +2 more
doaj   +1 more source

Bernstein-Schurer-Stancu operator–based adaptive controller design for chaos synchronization in the q-analogue [PDF]

open access: yesAUT Journal of Modeling and Simulation, 2023
In this paper, a synchronization controller for chaotic master-slave systems is presented based on the q-analogue of the Bernstein-Schurer-Stancu operators. q-analogue of the Bernstein-Schurer-Stancu operators is employed to approximate uncertainties due
Alireza izadbakhsh
doaj   +1 more source

Lupaş post quantum Bernstein operators over arbitrary compact intervals

open access: yesKarpatsʹkì Matematičnì Publìkacìï, 2021
This paper deals with Lupaş post quantum Bernstein operators over arbitrary closed and bounded interval constructed with the help of Lupaş post quantum Bernstein bases.
A. Khan   +3 more
doaj   +1 more source

Consistency of Approximation of Bernstein Polynomial-Based Direct Methods for Optimal Control

open access: yesMachines, 2022
Bernstein polynomial approximation of continuous function has a slower rate of convergence compared to other approximation methods. “The fact seems to have precluded any numerical application of Bernstein polynomials from having been made.
Venanzio Cichella   +4 more
doaj   +1 more source

THE GEOMETRIC MEAN IS A BERNSTEIN FUNCTION [PDF]

open access: yes, 2013
In the paper, the authors establish, by using Cauchy integral for- mula in the theory of complex functions, an integral representation for the geometric mean of n positive numbers.
Feng Qi (祁锋)   +2 more
semanticscholar   +1 more source

A Note on New Bernstein-type Inequalities for the Log-likelihood Function of Bernoulli Variables [PDF]

open access: yesStatistics and Probability Letters, 2019
We prove a new Bernstein-type inequality for the log-likelihood function of Bernoulli variables. In contrast to classical Bernstein's inequality and Hoeffding's inequality when applied to the log-likelihood, the new bound is independent of the parameters
Yunpeng Zhao
semanticscholar   +1 more source

Quantum Bernstein fractal functions

open access: yesComputational and Mathematical Methods, 2020
In this article, taking the quantum Bernstein functions as base functions, we have proposed the class of quantum Bernstein fractal functions. When (Formula presented.) the base function is taken as the classical q-Bernstein polynomials, we propose the class of quantum fractal functions through a multivalued quantum fractal operator.
N. Vijender   +3 more
openaire   +3 more sources

Nearly Minimax Optimal Reinforcement Learning with Linear Function Approximation [PDF]

open access: yesInternational Conference on Machine Learning, 2022
We study reinforcement learning with linear function approximation where the transition probability and reward functions are linear with respect to a feature mapping $\boldsymbol{\phi}(s,a)$.
Pihe Hu, Yu Chen, Longbo Huang
semanticscholar   +1 more source

Bernstein-gamma functions and exponential functionals of Lévy processes [PDF]

open access: yesElectronic Journal of Probability, 2018
We study the equation $M_Ψ(z+1)=\frac{-z}{Ψ(-z)}M_Ψ(z), M_Ψ(1)=1$ defined on a subset of the imaginary line and where $Ψ$ is a negative definite functions. Using the Wiener-Hopf method we solve this equation in a two terms product which consists of functions that extend the classical gamma function.
Patie, Pierre, Savov, Mladen
openaire   +3 more sources

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