Skip to search formSkip to main contentSkip to account menu

Discrete Laplace operator

Known as: Laplace filter, Discrete Schroedinger operator, Discrete Green's function 
In mathematics, the discrete Laplace operator is an analog of the continuous Laplace operator, defined so that it has meaning on a graph or a… 
Wikipedia (opens in a new tab)

Related topics

Related topics

26 relations
Cluster analysisConvolutionCuboidDigital filter

Broader (2)

Feature detection (computer vision)Graph theory

Papers overview

Semantic Scholar uses AI to extract papers important to this topic.
2017
2017
Weighted estimates for the discrete Laplacian on the cubic lattice
We consider the discrete Laplacian $\Delta$ on the cubic lattice $\mathbb Z^d$, and deduce estimates on the group $e^{it\Delta… 
2016
2016
A NOTE ON THE LEAST (NORMALIZED) LAPLACIAN EIGENVALUE OF SIGNED GRAPHS
Let Γ= (G ,σ) be a connected signed graph, and L(Γ) be its Laplacian and L (Γ) its normalized Laplacian with eigenvalues λ1 ≥ λ2… 
Review
2012
Review
2012
Categorical Programming for Data Types with Restricted Parametricity
Many concepts from category theory have proven useful as tools for program abstraction, particularly in functional programming… 
2011
2011
On distributed maximization of algebraic connectivity in robotic networks
We consider the problem of maximizing the algebraic connectivity of the communication graph in a network of mobile robots by… 
2010
2010
Эффект Ефимова для одного модельного “трехчастичного” дискретного оператора Шредингера@@@The Efimov effect for a model “three-particle” discrete Schrödinger operator
2009
2009
О спектральных свойствах дискретного оператора Шрeдингера с чисто мнимым финитным потенциалом@@@On Spectral Properties of the Discrete Schrödinger Operator with Pure Imaginary Finite Potential
2006
2006
Weighted Laplacians and the Sigma Function of a Graph
We consider a general notion of the Laplacian of a graph. The weight of an edge reflects both the width and the length of an edge… 
2006
2006
COMPLEX GEOMETRICAL OPTICS SOLUTIONS AND RECONSTRUCTION OF DISCONTINUITIES
In this paper we provide a framework for constructing general complex geometrical optics solutions for several systems of two… 
2004
2004
Distortion analysis on discrete Laplacian operators by introducing random images
The expected distortions of the discrete Laplacian operators by random images, whose operators play important roles in image… 
1995
1995
Phase Ordering of Marginally Flexible Linear Micelles
A second virial theory of the isotropic-to-nematic phase transition in solutions of slightly flexible micelles is presented. It… 
By clicking accept or continuing to use the site, you agree to the terms outlined in our Privacy Policy (opens in a new tab), Terms of Service (opens in a new tab), and Dataset License (opens in a new tab)