Results 11 to 20 of about 59,492 (210)

Gradient Estimation Using Lagrange Interpolation Polynomials [PDF]

open access: yesJournal of Optimization Theory and Applications, 2008
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Hamers, H.J.M.   +3 more
openaire   +9 more sources

Equidistribution of the Fekete points on the sphere [PDF]

open access: yes, 2008
The Fekete points are the points that maximize a Vandermonde-type determinant that appears in the polynomial Lagrange interpolation formula. They are well suited points for interpolation formulas and numerical integration.
D.P. Hardin   +10 more
core   +6 more sources

An Investigation on using Lagrange, Newton and Least Square Methods for Generating Nonlinear Interpolation Function for the Measuring Instruments

open access: yesASM Science Journal, 2021
This research is considered the milestone for metrologists to choose the appropriate method for determination of the nonlinear interpolation function for the measuring instruments.
Gouda Mohamed Mahmoud, Shaker Gelany
doaj   +1 more source

Lagrange–Chebyshev Interpolation for image resizing [PDF]

open access: yesMathematics and Computers in Simulation, 2022
Image resizing is a basic tool in image processing and in literature we have many methods, based on different approaches, which are often specialized in only upscaling or downscaling. In this paper, independently of the (reduced or enhanced) size we aim to get, we approach the problem at a continuous scale where the underlying continuous image is ...
Occorsio D, Ramella G, Themistoclakis W
openaire   +4 more sources

Vibration analysis of the plate with the regular and irregular domain by using the Barycentric Lagrange interpolation

open access: yesJournal of Low Frequency Noise, Vibration and Active Control, 2020
This paper uses the Barycentric Lagrange interpolation method to explore the free vibration of a plate with the regular and irregular domain using the Chebyshev function, allowing us to consider multiple dimensions. From our results, it can be shown that
Yen Liang Yeh
doaj   +1 more source

LAGRANGE INTERPOLATION ON TIME SCALES

open access: yesJournal of Applied Analysis & Computation, 2022
Summary: In this paper, we introduce the Lagrange interpolation polynomials on time scales. We define an alternative type of interpolation functions called \(\sigma\)-Lagrange interpolation polynomials. We discuss some properties of these polynomials and show that on some special time scales, including the set of real numbers, these two types of ...
Georgiev, Svetlin G., Erhan, İnci M.
openaire   +1 more source

A new interpolation method based on satellite physical character in using IGS precise ephemeris

open access: yesGeodesy and Geodynamics, 2014
Due to the deficiency of sliding Lagrange polynomial interpolation, the author proposes a new interpolation method, which considers the physical character of satellite movement in coordinate transformation and reasonable selection of interpolation ...
Liu Weiping, Hao Jinming
doaj   +1 more source

Convergence of Extended Lagrange Interpolation [PDF]

open access: yesMathematics of Computation, 1990
The authors give a procedure to construct extended interpolation formulae and prove some uniform convergence theorems.
CRISCUOLO, GIULIANA   +2 more
openaire   +3 more sources

About a non-standard interpolation problem [PDF]

open access: yes, 2017
Using algebraic methods, and motivated by the one variable case, we study a multipoint interpolation problem in the setting of several complex variables.
Alpay, Daniel, Yger, Alain
core   +5 more sources

Optimal control for a fractional tuberculosis infection model including the impact of diabetes and resistant strains

open access: yesJournal of Advanced Research, 2019
The objective of this paper is to study the optimal control problem for the fractional tuberculosis (TB) infection model including the impact of diabetes and resistant strains. The governed model consists of 14 fractional-order (FO) equations.
N.H. Sweilam   +2 more
doaj   +1 more source

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