Results 31 to 40 of about 41,287 (259)

Potential gain as a centrality measure [PDF]

open access: yesIEEE/WIC/ACM International Conference on Web Intelligence, 2019
Navigability is a distinctive features of graphs associated with artificial or natural systems whose primary goal is the transportation of information or goods. We say that a graph $\mathcal{G}$ is navigable when an agent is able to efficiently reach any target node in $\mathcal{G}$ by means of local routing decisions.
De Meo P., Levene M., Provetti A.
openaire   +4 more sources

Centrality measures in interval-weighted networks

open access: yesJournal of Complex Networks, 2022
Abstract Centrality measures are used in network science to assess the centrality of vertices or the position they occupy in a network. There are a large number of centrality measures according to some criterion. However, the generalizations of the most well-known centrality measures for weighted networks, degree centrality, closeness ...
Hélder Alves   +2 more
openaire   +2 more sources

How do centrality measures help to predict similarity patterns in molecular chemical structural graphs?

open access: yesArtificial Intelligence Chemistry, 2023
The proposed work uses centrality measures based heuristic method to improve the efficiency of the solution for the similarity search problem in molecular chemical graphs by effectively identifying central candidate or representative candidate nodes ...
Nirmala Parisutham
doaj   +1 more source

A New Methodology to Study Street Accessibility: A Case Study of Avila (Spain)

open access: yesISPRS International Journal of Geo-Information, 2021
Taking into account that accessibility is one of the most strategic and determining factors in economic models and that accessibility and tourism affect each other, we can say that the study and improvement of one of them involved the development of the ...
Manuel Curado   +4 more
doaj   +1 more source

Linking the network centrality measures closeness and degree

open access: yesCommunications Physics, 2022
The availability of large amount of data has made network science a tool to be used across many disciplines. The authors derive a mathematical approximation that link two of the most used centrality measures in graph theory, degree and closeness, finding
Tim S. Evans, Bingsheng Chen
doaj   +1 more source

Lexical sorting centrality to distinguish spreading abilities of nodes in complex networks under the Susceptible-Infectious-Recovered (SIR) model

open access: yesJournal of King Saud University: Computer and Information Sciences, 2022
Epidemic modeling in complex networks is a hot research topic in recent years. The spreading of a virus (such as SARS-CoV-2) in a community, spreading computer viruses in communication networks, or spreading gossip on a social network is the subject of ...
Aybike Şimşek
doaj   +1 more source

Temporal walk based centrality metric for graph streams

open access: yesApplied Network Science, 2018
A plethora of centrality measures or rankings have been proposed to account for the importance of the nodes of a network. In the seminal study of Boldi and Vigna (2014), the comparative evaluation of centrality measures was termed a difficult, arduous ...
Ferenc Béres   +3 more
doaj   +1 more source

A centrality measure for cycles and subgraphs II [PDF]

open access: yesApplied Network Science, 2018
In a recent work we introduced a measure of importance for groups of vertices in a complex network. This centrality for groups is always between 0 and 1 and induces the eigenvector centrality over vertices. Furthermore, its value over any group is the fraction of all network flows intercepted by this group.
Giscard, Pierre-Louis   +1 more
openaire   +6 more sources

Centrality measures for immunization of weighted networks [PDF]

open access: yesNetwork Biology, 2016
Effective immunization of individual communities with minimal cost in vaccination has made great discussion surrounding the realm of complex networks.
Mohammad Khansari   +2 more
doaj  

ICDC: Ranking Influential Nodes in Complex Networks Based on Isolating and Clustering Coefficient Centrality Measures

open access: yesIEEE Access, 2023
Over the past decade, there has been extensive research conducted on complex networks, primarily driven by their crucial role in understanding the various real-world networks such as social networks, communication networks, transportation networks, and ...
Mondikathi Chiranjeevi   +3 more
doaj   +1 more source

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