Results 21 to 30 of about 1,361,107 (277)

Research on the construction and implementation of power grid fault handling knowledge graphs

open access: yesEnergy Reports, 2023
Power grid fault disposal has important guiding significance for the efficient and orderly emergency work of power grid accidents. The knowledge graph technology is used to extract, express and manage the fault disposal information.
Na Xiao   +5 more
doaj   +1 more source

Power Domination Number On Shackle Operation with Points as Lingkage

open access: yesJTAM (Jurnal Teori dan Aplikasi Matematika), 2020
The Power dominating set is a minimum point of determination in a graph that can dominate the connected dots around it, with a minimum domination point.
Ilham Saifudin
doaj   +1 more source

A survey on the development status and application prospects of knowledge graph in smart grids

open access: yesIET Generation, Transmission & Distribution, 2021
With the advent of the electric power big data era, semantic interoperability and interconnection of power data have received extensive attention. Knowledge graph technology is a new method describing the complex relationships between concepts and ...
Jian Wang, Xi Wang, Chaoqun Ma, Lei Kou
doaj   +1 more source

Power Domination in Graphs [PDF]

open access: yes, 2020
In this chapter, we are interested in power domination in graphs. Power domination is a variation of domination introduced to address a physical problem of monitoring a network with phasor measurement units. The originality of this variation is that some propagation happens, and the set of covered vertices results from an iterative process.
openaire   +3 more sources

The First Zagreb Index, The Wiener Index, and The Gutman Index of The Power of Dihedral Group

open access: yesCauchy: Jurnal Matematika Murni dan Aplikasi, 2023
Research on graphs combined with groups is an interesting topic in the field of combinatoric algebra where graphs are used to represent a group. One type of graph representation of a group is a power graph.
Evi Yuniartika Asmarani   +5 more
doaj   +1 more source

Improved Optimal and Approximate Power Graph Compression for Clearer Visualisation of Dense Graphs [PDF]

open access: yes, 2013
Drawings of highly connected (dense) graphs can be very difficult to read. Power Graph Analysis offers an alternate way to draw a graph in which sets of nodes with common neighbours are shown grouped into modules.
Dwyer, Tim   +5 more
core   +1 more source

Simplicial Powers of Graphs

open access: yesTheoretical Computer Science, 2008
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Brandstädt, Andreas, Le, Van Bang
openaire   +2 more sources

Mode Entanglement and Entangling power in Bosonic Graphs [PDF]

open access: yes, 2003
We analyze the quantum entanglement properties of bosonic particles hopping over graph structures.Mode-entanglement of a graph vertex with respect the rest of the graph is generated, starting from a product state, by turning on for a finite time a ...
Giorda, Paolo, Zanardi, Paolo
core   +1 more source

A Random Graph Model for Power Law Graphs [PDF]

open access: yesExperimental Mathematics, 2001
We propose a random graph model which is a special case of sparserandom graphs with given degree sequences which satisfy a power law. This model involves only a small number of paramo eters, called logsize and log-log growth rate. These parameters capture some universal characteristics of massive graphs. From these parameters, various properties of the
Aiello, William, Chung, Fan, Lu, Linyuan
openaire   +2 more sources

Note On The Game Colouring Number Of Powers Of Graphs

open access: yesDiscussiones Mathematicae Graph Theory, 2016
We generalize the methods of Esperet and Zhu [6] providing an upper bound for the game colouring number of squares of graphs to obtain upper bounds for the game colouring number of m-th powers of graphs, m ≥ 3, which rely on the maximum degree and the ...
Andres Stephan Dominique, Theuser Andrea
doaj   +1 more source

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