Results 31 to 40 of about 76 (75)

Q-deformed and λ-parametrized A-generalized logistic function induced Banach space valued multivariate multi-layer neural network approximations [PDF]

open access: yes
Here we research the multivariate quantitative approximation of Banach space valued continuous multivariate functions on a box or RN, N ∈ N, by the multivariate normalized, quasi-interpolation, Kantorovich type and quadrature type neural network ...
ANASTASSIOU, George A.
core   +1 more source

Approximation by Radial Basis Functions with Finitely Many Centers

open access: yes, 1996
: Interpolation by translates of "radial" basis functions \Phi is optimal in the sense that it minimizes the pointwise error functional among all comparable quasi--interpolants on a certain "native" space of functions F \Phi .
Schaback, Robert, Robert Schaback
core   +1 more source

On the degree of approximation by new Durrmeyer type operators 1

open access: yes, 2010
In this paper, we define a new kind of positive linear operators and study basic properties as well as Voronovskaya type results. In the last section of this paper we establish the error estimation for simultaneous approximation in terms of higher order ...
Suresh P Singh, Naokant Deo
core  

Joint discrete universality for periodic zeta-functions

open access: yes, 2019
In the paper, joint universality theorems for periodic zeta functions with multiplicative coefficients and periodic Hurwitz zeta-functions are proved. The main theorem of [11] is extended, and two new joint universality theorems on the approximation of a
Laurinčikas, Antanas
core  

Multiresolution analysis by infinitely differentiable compactly supported functions

open access: yes, 1995
[he paper is concerned with the introduction and study of multiresolution analysis based on thie uip function, which is an infinitely differentiable function supported on [0,2]. Such analysis i,. necessarily, nonstationary.
N. Dyn, A. Ron
core  

Richards's curve induced Banach space valued ordinary and fractional neural network approximation. [PDF]

open access: yesRev R Acad Cienc Exactas Fis Nat A Mat, 2023
Anastassiou GA, Karateke S.
europepmc   +1 more source

Interpolating Refinable Functions And Wavelets For General Scaling Matrices

open access: yes, 1997
This paper introduces a general procedure for constructing interpolating re- nable functions for arbitrary dilation matrices. The key ideas are based on the construction presented in [24].
Stephan Dahlke   +3 more
core  

A Wavelet Toolbox for Large Scale Image Processing

open access: yes, 1999
The wavelet transform has proven to be a valuable tool for image processing applications, like image compression and noise reduction. In this paper we present a scheme to process very large images that do not fit in the memory of a single computer, based
Geert Uytterhoeven   +2 more
core  

Symmetric Orthonormal Scaling Functions and Wavelets with Dilation Factor d = 4

open access: yes, 1997
It is well known that in the univariate case, up to an integer shift and possible sign change, there is no dyadic compactly supported symmetric orthonormal scaling function except for the Haar function.
Bin Han
core  

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