Results 11 to 20 of about 3,763,292 (295)

Fully complex-valued radial basis function networks: orthogonal least squares regression and classification [PDF]

open access: yes, 2008
We consider a fully complex-valued radial basis function (RBF) network for regression and classification applications. For regression problems, the locally regularised orthogonal least squares (LROLS) algorithm aided with the D-optimality experimental ...
Harris, C. J.   +7 more
core   +2 more sources

NARX-based nonlinear system identification using orthogonal least squares basis hunting [PDF]

open access: yes, 2008
An orthogonal least squares technique for basis hunting (OLS-BH) is proposed to construct sparse radial basis function (RBF) models for NARX-type nonlinear systems.
Wang, X.X.   +2 more
core   +1 more source

Sparse model identification using orthogonal forward regression with basis pursuit and D-optimality [PDF]

open access: yes, 2004
An efficient model identification algorithm for a large class of linear-in-the-parameters models is introduced that simultaneously optimises the model approximation ability, sparsity and robustness. The derived model parameters in each forward regression
Harris, C. J.   +5 more
core   +2 more sources

Dimensions-Reduced Volterra Digital Pre-Distortion Based On Orthogonal Basis for Band-Limited Nonlinear Opto-Electronic Components

open access: yesIEEE Photonics Journal, 2019
Optical communication systems often include nonlinear components, such as Mach–Zehnder modulators (MZMs). The components’ nonlinearity may have a deleterious effect on the system performance, especially when the memory effect is included ...
Hananel Faig   +3 more
doaj   +1 more source

Survey of Hermite Interpolating Polynomials for the Solution of Differential Equations

open access: yesMathematics, 2023
With progress on both the theoretical and the computational fronts, the use of Hermite interpolation for mathematical modeling has become an established tool in applied science.
Archna Kumari, Vijay K. Kukreja
doaj   +1 more source

On the lowest by $x$-variable terms influence on the spectral properties of dirichlet problem for the hyperbolic systems

open access: yesVestnik Samarskogo Gosudarstvennogo Tehničeskogo Universiteta. Seriâ: Fiziko-Matematičeskie Nauki, 2014
We made the comparison study and characterize the spectral properties of differential operators induced by the Dirichlet problem for the hyperbolic system without the lowest terms of the form $$ \cfrac{\partial^2{u^1}}{\partial{t}^2}+\cfrac{\partial^2{u ...
Olesya V Alexeeva   +2 more
doaj   +1 more source

On the Orthogonality in Real Symbolic 2-Plithogenic and 3-Plithogenic Vector Spaces [PDF]

open access: yesNeutrosophic Sets and Systems, 2023
This paper is dedicated to study the real inner product defined over symbolic 2-plithogenic vector spaces, where we discuss the concept of inner (scalar) products over the symbolic 2-plithogenic vector spaces by using the corresponding Euclidean scalar ...
Ahmed Hatip   +2 more
doaj  

Orthogonal bases in specific generalized symmetry classes of tensors [PDF]

open access: yesJournal of Mahani Mathematical Research
Let $V$ be a unitary vector space. Suppose $G$ is a permutation group of degree $m$ and $\Lambda$ is an irreducible unitary representation of $G$. We denote by $V_{\Lambda}(G)$ the generalized symmetry class of tensors associated with $G$ and $\Lambda ...
Gholamreza Rafatneshan, Yousef Zamani
doaj   +1 more source

Orthogonal bases in a topological algebra are Schauder bases

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1992
In a topological algebra with separately continuous multiplication, the result quoted in the title is proved.
Subbash J. Bhatt, G. M. Deheri
doaj   +1 more source

Cartesian symmetry classes associated with certain subgroups of $S_m$ [PDF]

open access: yesInternational Journal of Group Theory
In this paper, the problem existing $O$-basis for Cartesian symmetry classes is discussed. The dimensions of Cartesian symmetry classes associated with a cyclic subgroup of the symmetric group $S_m$ (generated by a product of disjoint cycles) and the ...
Seyyed Sadegh Gholami, Yousef Zamani
doaj   +1 more source

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