Results 11 to 20 of about 332,227 (273)

THE K-THEORY OF THE -ALGEBRAS OF 2-RANK GRAPHS ASSOCIATED TO COMPLETE BIPARTITE GRAPHS [PDF]

open access: yesJournal of the Australian Mathematical Society, 2021
AbstractUsing a result of Vdovina, we may associate to each complete connected bipartite graph$\kappa $a two-dimensional square complex, which we call a tile complex, whose link at each vertex is$\kappa $. We regard the tile complex in two different ways, each having a different structure as a$2$-rank graph.
openaire   +4 more sources

A dual graph construction for higher-rank graphs, and 𝐾-theory for finite 2-graphs [PDF]

open access: yesProceedings of the American Mathematical Society, 2005
Given a k k -graph Λ \Lambda and an element p p of N k \mathbb {N}^k , we define the dual k k -graph, p Λ p\Lambda .
Allen, Stephen, Pask, David, Sims, Aidan
openaire   +4 more sources

Dynamics of severe accidents in the oil & gas energy sector derived from the authoritative ENergy-related severe accident database

open access: yesPLoS ONE, 2022
Organized into a global network of critical infrastructures, the oil & gas industry remains to this day the main energy contributor to the world’s economy. Severe accidents occasionally occur resulting in fatalities and disruption.
Arnaud Mignan   +4 more
doaj   +2 more sources

Hyperspectral Anomaly Detection via Graph Dictionary-Based Low Rank Decomposition with Texture Feature Extraction

open access: yesRemote Sensing, 2020
The accuracy of anomaly detection in hyperspectral images (HSIs) faces great challenges due to the high dimensionality, redundancy of data, and correlation of spectral bands.
Shangzhen Song   +3 more
doaj   +1 more source

Dilation Theory for Rank 2 Graph Algebras

open access: yes, 2007
29 pages, 5 ...
Davidson, Kenneth R.   +2 more
openaire   +4 more sources

Rank-two 5d SCFTs from M-theory at isolated toric singularities: a systematic study

open access: yesJournal of High Energy Physics, 2020
We carry out a detailed exploration of the deformations of rank-two five-dimensional superconformal field theories (SCFTs) T X $$ {\mathcal{T}}_{\mathbf{X}} $$ , which are geometrically engineered by M-theory on the space transverse to isolated toric ...
Vivek Saxena
doaj   +1 more source

How to construct the symmetric cycle of length 5 using Haj\'os construction with an adapted Rank Genetic Algorithm [PDF]

open access: yesDiscrete Mathematics & Theoretical Computer Science, 2023
In 2020 Bang-Jensen et. al. generalized the Haj\'os join of two graphs to the class of digraphs and generalized several results for vertex colorings in digraphs.
Juan Carlos GarcĂ­a-Altamirano   +2 more
doaj   +1 more source

FI-flows of 3d N=4 theories

open access: yesJournal of High Energy Physics, 2023
We study the 3d N $$ \mathcal{N} $$ = 4 RG-flows triggered by Fayet-Iliopoulos deformations in unitary quiver theories. These deformations can be implemented by a new quiver algorithm which contains at its heart a problem at the intersection of linear ...
Antoine Bourget   +2 more
doaj   +1 more source

A framework for evaluating statistical dependencies and rank correlations in power law graphs [PDF]

open access: yes, 2008
We analyze dependencies in power law graph data (Web sample, Wikipedia sample and a preferential attachment graph) using statistical inference for multivariate regular variation.
Litvak, N., Volkovich, Y.V., Zwart, B.
core   +10 more sources

A Fast Terminal Matching Method for Interference Coordination Based on Wavelet Transform and Graph Theory in Ultra-Dense Multi-Cell Scenarios

open access: yesIEEE Access, 2021
The intensive deployment of cells in a wireless communication system may significantly increase the network capacity, but it may cause more complex and severe inter-cell interference.
Junxiang Gou   +4 more
doaj   +1 more source

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