Results 61 to 70 of about 5,992,367 (377)

JONNEE: Joint Network Nodes and Edges Embedding

open access: yesIEEE Access, 2021
Recently, graph embedding models significantly improved the quality of graph machine learning tasks, such as node classification and link prediction. In this work, we propose a model called JONNEE (JOint Network Nodes and Edges Embedding), which learns ...
Ilya Makarov   +2 more
doaj   +1 more source

On Wiener index of graphs and their line graphs

open access: yes, 2009
International ...
Cohen, Nathann   +4 more
openaire   +5 more sources

Some Properties of Regular Line Graphs

open access: yesمجلة علوم ذي قار, 2019
In this paper, the concept of regular line graph has been introduced. The maximum number of vertices with different degrees in the regular line graphs has also been studied.
Akram Attar
doaj   +4 more sources

On Pathos Semitotal and Total Block Graph of a Tree [PDF]

open access: yes, 2011
The concept of pathos of a graph G was introduced by Harary [2], as a collection of minimum number of line disjoint open paths whose union is G. The path number of a graph G is the number of paths in pathos.
Muddebihal M. H.
core   +1 more source

On Finite groups whose power graphs are line graphs [PDF]

open access: yesarXiv, 2023
S. Bera (Line graph characterization of power graphs of finite nilpotent groups, \textit{Communication in Algebra}, 50(11), 4652-4668, 2022) characterized finite nilpotent groups whose power graphs and proper power graphs are line graphs. In this paper, we extend the results of above mentioned paper to arbitrary finite groups.
arxiv  

Line Graphs of Weighted Networks for Overlapping Communities [PDF]

open access: yes, 2009
In this paper, we develop the idea to partition the edges of a weighted graph in order to uncover overlapping communities of its nodes. Our approach is based on the construction of different types of weighted line graphs, i.e.
A. Arenas   +35 more
core   +3 more sources

Graphoidal graphs and graphoidal digraphs: a generalization of line graphs

open access: yesAKCE International Journal of Graphs and Combinatorics, 2020
A graphoidal cover of a graph G is a collection ψ of paths (not necessarily open) in G such that each path in ψ has at least two vertices, every vertex of G is an internal vertex of at most one path in ψ, and every edge of G is in exactly one path in Let
S. Arumugam, Jay S. Bagga
doaj   +1 more source

Graph equations for line graphs and total graphs

open access: yesDiscrete Mathematics, 1975
AbstractAll pairs (G,H) of graphs G,H satisfying L(G) = T(H) are determined. The “graph equation“ L(G)= T(H) is also solved.
Slobodan K. Simi, Dragos M. Cvetkovi
openaire   +1 more source

Cytosolic‐enhanced dark Epac‐based FRET sensors allow for intracellular cAMP detection in live cells via FLIM

open access: yesFEBS Letters, EarlyView.
We describe a novel set of Epac‐based FRET‐FLIM biosensors with improved fully cytosolic distribution, achieved without compromising the state‐of‐the‐art performance of our original designs, for detecting cAMP dynamics in real time in live cells with high precision and reliability.
Giulia Zanetti   +2 more
wiley   +1 more source

Line-graph-lattice crystal structures of stoichiometric materials

open access: yesPhysical Review Research, 2022
The origin of many quantum-material phenomena is intimately related to the presence of flat electronic bands. In quantum simulation, such bands have been realized through line-graph lattices, a class of lattices known to exhibit flat bands. Based on that
Christie S. Chiu   +3 more
doaj   +1 more source

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