Results 11 to 20 of about 228,037 (275)

Multivariate fractal interpolation functions: Some approximation aspects and an associated fractal interpolation operator

open access: yesElectronic Transactions on Numerical Analysis, 2022
. In the classical (non-fractal) setting, the natural kinship between theories of interpolation and approximation is well explored. In contrast to this, in the context of fractal interpolation, the interrelation between interpolation and approximation is
K. K. Pandey, P. Viswanathan
semanticscholar   +1 more source

The theorem about the transformer excitation current waveform mapping into the dynamic hysteresis loop branch for the sinusoidal magnetic flux case [PDF]

open access: yesSerbian Journal of Electrical Engineering, 2015
This paper analyses aspects of the approximation theory application on the certain subsets of the measured samples of the transformer excitation current and the sinusoidal magnetic flux.
Petrović Nenad   +2 more
doaj   +1 more source

Spherical approximating and interpolating moving least squares in geodesy and geophysics: a case study for deriving gravity acceleration at sea surface in the Persian Gulf

open access: yesJournal of Geodetic Science, 2020
This paper is aimed at introducing the concept of Spherical Interpolating Moving Least Squares to the problems in geodesy and geophysics. Based on two previously known methods, namely Spherical Moving Least Squares and Interpolating Moving Least Squares,
Kiani M.
doaj   +1 more source

Training and assessment the generalization ability of interpolation methods [PDF]

open access: yesКомпьютерные исследования и моделирование, 2015
We investigate machine learning methods with a certain kind of decision rule. In particular, inverse-distance method of interpolation, method of interpolation by radial basis functions, the method of multidimensional interpolation and approximation ...
Yuri Nikolaevich Bakhvalov   +1 more
doaj   +1 more source

Nonparametric numerical approaches to probability weighting function construct for manifestation and prediction of risk preferences

open access: yesTechnological and Economic Development of Economy, 2023
Probability weighting function (PWF) is the psychological probability of a decision-maker for objective probability, which reflects and predicts the risk preferences of decision-maker in behavioral decisionmaking.
Sheng Wu   +4 more
doaj   +1 more source

Approximation Theory XV: San Antonio 2016 [PDF]

open access: yes, 2017
These proceedings are based on papers presented at the international conference Approximation Theory XV, which was held May 22\u201325, 2016 in San Antonio, Texas.
DE MARCHI, Stefano   +2 more
core   +1 more source

Fast Computation of Minimal Interpolation Bases in Popov Form for Arbitrary Shifts [PDF]

open access: yes, 2016
We compute minimal bases of solutions for a general interpolation problem, which encompasses Hermite-Pad\'e approximation and constrained multivariate interpolation, and has applications in coding theory and security.
Jeannerod, Claude-Pierre   +3 more
core   +4 more sources

Approximation and interpolation of regular maps from affine varieties to algebraic manifolds [PDF]

open access: yesMathematica Scandinavica, 2017
We consider the analogue for regular maps from affine varieties to suitable algebraic manifolds of Oka theory for holomorphic maps from Stein spaces to suitable complex manifolds.
F. Lárusson, T. Truong
semanticscholar   +1 more source

A double-layer interpolation method for implementation of BEM analysis of problems in potential theory

open access: yesApplied Mathematical Modelling, 2017
Jianming Zhang   +3 more
semanticscholar   +3 more sources

Application of Splines of the Second Order Approximation to Volterra Integral Equations of the Second Kind. Applications in Systems Theory and Dynamical Systems

open access: yesInternational Journal of Circuits, Systems and Signal Processing, 2021
This paper discusses the application of local interpolation splines of the second order of approximation for the numerical solution of Volterra integral equations of the second kind. Computational schemes based on the use of polynomial and non-polynomial
I. Burova, G. O. Alcybeev
semanticscholar   +1 more source

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