Results 11 to 20 of about 197,054 (272)

Eigenvector Sky Subtraction [PDF]

open access: yesThe Astrophysical Journal, 2000
Accepted for publication in The Astrophysical Journal (Letters) 2000 March 7.
Kurtz, Michael J., Mink, Douglas J.
openaire   +5 more sources

Eigenvector Continuation with Subspace Learning

open access: yesPhysical Review Letters, 2018
Version to appear in Physical Review Letters, 4 + 6 pages (main + supplemental materials), 1 + 6 figures (main + supplemental materials)
Frame, Dillon   +5 more
openaire   +5 more sources

A comparison of common factor-based methods for hyperspectral image exploration: principal components analysis, maximum autocorrelation factors (MAF), minimum noise factors (MNF) and maximum difference factors (MDF)

open access: yesJournal of Spectral Imaging, 2022
Principal components analysis (PCA), maximum autocorrelation factors (MAF), minimum noise factors (MNF) and maximum difference factors (MDF) models are common factor-based models used for analysis of hyperspectral images.
Neal B. Gallagher
doaj   +1 more source

Dynamic Response of the Inertial Platform of the Laser ELI-NP Magurele-Bucharest Facility

open access: yesMathematics, 2022
Previous studies on the vibrational behavior of the inertial platform installed at ELI-NP, in Magurele-Bucharest have reported eigenfrequencies in the domain in which excitations can occur from earthquakes which manifests itself periodically in this ...
Calin Itu   +7 more
doaj   +1 more source

Modified Kleene Star Algorithm Using Max-Plus Algebra and Its Application in the Railroad Scheduling Graphical User Interface

open access: yesComputation, 2023
In max-plus algebra, some algorithms for determining the eigenvector of irreducible matrices are the power algorithm and the Kleene star algorithm. In this research, a modified Kleene star algorithm will be discussed to compensate for the disadvantages ...
Ema Carnia   +4 more
doaj   +1 more source

Analytical solutions to some generalized and polynomial eigenvalue problems

open access: yesSpecial Matrices, 2021
It is well-known that the finite difference discretization of the Laplacian eigenvalue problem −Δu = λu leads to a matrix eigenvalue problem (EVP) Ax =λx where the matrix A is Toeplitz-plus-Hankel.
Deng Quanling
doaj   +1 more source

Size of nodal domains of the eigenvectors of a G(n,p) graph [PDF]

open access: yes, 2020
Consider an eigenvector of the adjacency matrix of a G(n, p) graph. A nodal domain is a connected component of the set of vertices where this eigenvector has a constant sign. It is known that with high probability, there are exactly two nodal domains for
Bloemendal A., Stroock D.W., Zelditch S.
core   +1 more source

Mathematical modeling of the eigenvibrations for the loaded shallow shell [PDF]

open access: yesE3S Web of Conferences, 2023
The eigenvalue problems modeling of the eigenvibrations of the loaded shallow shell are studied. The asymptotic properties of the eigenvalues and eigenvectors are investigated in dependence on the load parameters.
Samsonov Anton, Solov’ev Sergey
doaj   +1 more source

Linearizable Eigenvector Nonlinearities

open access: yesSIAM Journal on Matrix Analysis and Applications, 2022
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Rob Claes   +3 more
openaire   +3 more sources

An Analysis Method of Symplectic Dual System for Decagonal Quasicrystal Plane Elasticity and Application

open access: yesCrystals, 2022
The symplectic solution system of decagonal quasicrystal elastic mechanics is considered. Hamiltonian dual equations together with the boundary conditions are investigated by utilizing the principle of minimum potential energy.
Guangfang Li, Lianhe Li
doaj   +1 more source

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