Results 41 to 50 of about 2,956,415 (357)

Social Network of Faculties According to Student Preferences in Transition to Higher Education

open access: yesLithuanian Journal of Statistics, 2012
In social network analysis, the studies on weighted adjacency matrix of nodes are increasing day by day. In thispaper, a method is proposed by including node properties to neighbourhood matrix, in order to see the structures of weightedadjacency matrix ...
Güneş Mutlu, Ahmet Mete Çilingirtürk
doaj   +1 more source

On Some Properties of Characteristics Polynomials of the Complete Graphs Kn [PDF]

open access: yesEngineering and Technology Journal, 2013
This paper discusses the properties of the characteristic polynomial of the complete graphs Kn, n=1, 2… respective to the adjacency matrices. Two different types of matrices, the adjacency matrix and the signless Laplacian matrix, are presented.
Nuha A. Rajab   +2 more
doaj   +1 more source

On the convergence of the Fitness-Complexity Algorithm [PDF]

open access: yes, 2014
We investigate the convergence properties of an algorithm which has been recently proposed to measure the competitiveness of countries and the quality of their exported products. These quantities are called respectively Fitness F and Complexity Q.
Pietronero, Luciano   +2 more
core   +1 more source

The triangle-free graphs with rank 6 [PDF]

open access: yes, 2013
The rank of a graph G is defined to be the rank of its adjacency matrix A(G).
Fan, Yi-Zheng, Wang, Long, Wang, Yi
core   +1 more source

Characteristic polynomial of anti-adjacency matrix of directed cyclic friendship graph

open access: yesJournal of Physics: Conference Series, 2020
Graph theory has some applications. One of them is used to do social network analysis as in Facebook with each person as nodes and every like, share, comment, tag as edges. Usually a network can be represented by a graph.
N. Anzana   +3 more
semanticscholar   +1 more source

Spectral Analysis of the Adjacency Matrix of Random Geometric Graphs [PDF]

open access: yesAllerton Conference on Communication, Control, and Computing, 2019
In this article, we analyze the limiting eigen-value distribution (LED) of random geometric graphs (RGGs). The RGG is constructed by uniformly distributing n nodes on the d-dimensional torus $\Gamma^{d}\equiv [0, 1]^{d}$ and connecting two nodes if their
Mounia Hamidouche   +2 more
semanticscholar   +1 more source

Factorization threshold models for scale-free networks generation [PDF]

open access: yes, 2016
Many real networks such as the World Wide Web, financial, biological, citation and social networks have a power-law degree distribution. Networks with this feature are also called scale-free.
Artikov, Akmal   +3 more
core   +2 more sources

On the adjacency matrix of a complex unit gain graph [PDF]

open access: yesLinear and multilinear algebra, 2018
A complex unit gain graph is a simple graph in which each orientation of an edge is given a complex number with modulus 1 and its inverse is assigned to the opposite orientation of the edge.
Ranjit Mehatari   +2 more
semanticscholar   +1 more source

Computing the Energy and Estrada Index of Different Molecular Structures

open access: yesJournal of Chemistry, 2022
Graph energy is an invariant that is derived from the spectrum of the adjacency matrix of a graph. Graph energy is actually the absolute sum of all the eigenvalues of the adjacency matrix of a graph i.e.
Zeeshan Saleem Mufti   +5 more
doaj   +1 more source

aMatReader: Importing adjacency matrices via Cytoscape Automation [version 1; referees: 2 approved]

open access: yesF1000Research, 2018
Adjacency matrices are useful for storing pairwise interaction data, such as correlations between gene pairs in a pathway or similarities between genes and conditions. The aMatReader app enables users to import one or multiple adjacency matrix files into
Brett Settle   +3 more
doaj   +1 more source

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