Results 81 to 90 of about 486 (190)

On eigenvalues and eigenfunctions of the operators defining multidimensional scaling on some symmetric spaces

open access: yes
We study asymptotics of the eigenvalues and eigenfunctions of the operators used for constructing multidimensional scaling (MDS) on compact connected Riemannian manifolds, in particular on closed connected symmetric spaces.
Stepanov, Eugene, Ma, Tianyu
core  

Asymptotics eigenvalues for many-interval Sturm-Liouville Problems

open access: yes, 2016
International Conference on Advances in Natural and Applied Sciences (ICANAS) -- APR 21-23, 2016 -- Antalya, TURKEYWOS: 000376001000088In this work we consider a Sturm-liouville equation on finite number disjoint intervals together with transmission ...
Aydemir, Kadriye   +3 more
core   +1 more source

Sharp inequalities and asymptotics for polyharmonic eigenvalues

open access: yes
We study eigenvalues of general scalar Dirichlet polyharmonic problems in domains in. We first prove a number of inequalities satisfied by the eigenvalues on general domains, depending on the relations between the orders of the operators involved.
Freitas, Pedro, Buoso, Davide
core   +1 more source

Eigenpairs of a Model Schrödinger Operator with Neumann Boundary Conditions

open access: yes, 2011
International audienceThe considered Schrödinger operator has a quadratic potential which is degenerate in the sense that it reaches its minimum all along a line which makes the angle \theta with the boundary of the half-plane where the problem is set ...
Bonnaillie-Noël, Virginie   +3 more
core   +1 more source

Mixing Rates of the Geometrical Neutral Lorenz Model. [PDF]

open access: yesJ Stat Phys, 2023
Bruin H, Canales Farías HH.
europepmc   +1 more source

Metastability in reversible diffusion processes II: precise asymptotics for small eigenvalues

open access: yes, 2005
We continue the analysis of the problem of metastability for reversible diffusion processes, initiated in [BEGK3], with a precise analysis of the low-lying spectrum of the generator.
Bovier, Anton   +5 more
core   +1 more source

Asymptotic Distributions of Estimators of Eigenvalues and Eigenfunctions in Functional Data

open access: yesJournal of Sciences, Islamic Republic of Iran, 2008
Functional data analysis is a relatively new and rapidly growing area of statistics. This is partly due to technological advancements which have made it possible to generate new types of data that are in the form of curves. Because the data are functions, they lie in function spaces, which are of infinite dimension. To analyse functional data, one way,
openaire   +1 more source

Fractal Laplacians Defined by Iterated Function Systems with Overlaps

open access: yes, 2010
We study spectral asymptotics of a class of Laplacians defined by iterated function systems with overlaps. We also study the computation of the eigenfunctions and eigenvalues of the Laplacians. Part of this work is joint with J. Chan, J. Chen, J.
Chan, John   +4 more
core  

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