Results 11 to 20 of about 2,467 (246)

Non-Compatible Action Graph and Its Adjacency Matrix for The Non-abelian Tensor Product for Groups of Prime Power Order

open access: yesWasit Journal of Computer and Mathematics Science
This article focused on the notion of the non-abelian tensor product of groups of prime power order. Particularly, it presented new graph named as Non-compatible action graph and discussed some of its properties. Moreover, this graph concentrated on the
mohd Shahoodh
doaj   +2 more sources

Anti-Adjacency Matrices of Certain Graphs Derived from Some Graph Operations

open access: yesRatio Mathematica, 2023
If we go through the literature, one can find many matrices that are derived for a given simple graph. The one among them is the anti-adjacency matrix which is given as follows; The anti-adjacency matrix of a simple undirected graph $G$ with vertex set   
Manju V N, Athul T B, Suresh Singh G
doaj   +1 more source

The Adjacency Matrix of The Compatible Action Graph for Finite Cyclic Groups of p-Power Order

open access: yesTikrit Journal of Pure Science, 2022
Let G and H be two finites -groups, then  is the non-abelian tensor product of G and H. In this paper, the compatible action graph  for    has been considered when  and  for the two finite -groups by determining the adjacency matrix for  and studied ...
Mohammed Khalid Shahoodh
doaj   +1 more source

A tensor-based formulation of hetero-functional graph theory

open access: yesScientific Reports, 2022
Recently, hetero-functional graph theory (HFGT) has developed as a means to mathematically model the structure of large-scale complex flexible engineering systems.
Amro M. Farid   +2 more
doaj   +1 more source

Acute changes in diffusion tensor-derived metrics and its correlation with the motor outcome in gliomas adjacent to the corticospinal tract [PDF]

open access: yesSurgical Neurology International, 2021
Background: This study involves analysis of the relationship between variables obtained using diffusion tensor imaging (DTI) and motor outcome in gliomas adjacent to the corticospinal tract (CST). Methods: Histologically confirmed glioma patients who were to undergo surgery between January 2018 and December 2019 were prospectively enrolled.
Cepeda, Santiago   +4 more
openaire   +2 more sources

Multisite Harmonization of Structural DTI Networks in Children: An A-CAP Study

open access: yesFrontiers in Neurology, 2022
The analysis of large, multisite neuroimaging datasets provides a promising means for robust characterization of brain networks that can reduce false positives and improve reproducibility. However, the use of different MRI scanners introduces variability
Adrian I. Onicas   +22 more
doaj   +1 more source

ON THE SPECTRA OF TENSOR JOIN OF HYPERGRAPHS [PDF]

open access: yesJournal of Algebraic Systems
In this paper, we consider certain classes of hypergraphs constructed from the tensor join of hypergraphs, specifically the tensor join of hypergraphs constrained by vertex subsets and the $(H, \mathcal{T}_{\mathcal{S}})$-join of hypergraphs constrained ...
Vishnupriya Ramkumar, Rajkumar Rajendran
doaj   +1 more source

On $\alpha$-spectral theory of a directed k-uniform hypergraph [PDF]

open access: yesComputer Science Journal of Moldova, 2020
In this paper, we study a k-uniform directed hypergraph in general form and introduce its adjacency tensor, Laplacian tensor and signless Laplacian tensor. For the $k$-uniform directed hypergraph $\mathcal{H}$ and $0\leq \alpha
Gholam-Hasan Shirdel   +2 more
doaj  

On the α-Spectral Radius of Uniform Hypergraphs

open access: yesDiscussiones Mathematicae Graph Theory, 2020
For 0 ≤ α ---lt--- 1 and a uniform hypergraph G, the α-spectral radius of G is the largest H-eigenvalue of αD(G)+(1−α)A(G), where D(G) and A(G) are the diagonal tensor of degrees and the adjacency tensor of G, respectively. We give upper bounds for the α-
Guo Haiyan, Zhou Bo
doaj   +1 more source

Adjacency and Tensor Representation in General Hypergraphs.Part 2: Multisets, Hb-graphs and Related e-adjacency Tensors

open access: yesCoRR, 2018
HyperBagGraphs (hb-graphs as short) extend hypergraphs by allowing the hyperedges to be multisets. Multisets are composed of elements that have a multiplicity. When this multiplicity has positive integer values, it corresponds to non ordered lists of potentially duplicated elements.
Xavier Ouvrard   +2 more
openaire   +2 more sources

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