Results 31 to 40 of about 720,784 (299)

Regular packings of regular graphs

open access: yesDiscrete Mathematics, 2002
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Amauri Gutiérrez, Anna S. Lladó
openaire   +2 more sources

Artist Similarity for Everyone: A Graph Neural Network Approach

open access: yesTransactions of the International Society for Music Information Retrieval, 2022
Artist similarity plays an important role in organizing, understanding, and subsequently, facilitating discovery in large collections of music. In this paper, we present a hybrid approach to computing similarity between artists using graph neural ...
Filip Korzeniowski   +2 more
doaj   +1 more source

Regular Partitions of Regular Graphs [PDF]

open access: yesCanadian Mathematical Bulletin, 1978
In the study of the combinatorial structure of edge-graphs of convex polytopes one may ask whether a given graph possesses a partition consisting of certain kinds of subgraphs.In this paper we describe some special partitions of 3-valent and 4-valent graphs.
openaire   +2 more sources

Independent Distribution Regularization for Private Graph Embedding [PDF]

open access: yes, 2023
Learning graph embeddings is a crucial task in graph mining tasks. An effective graph embedding model can learn low-dimensional representations from graph-structured data for data publishing benefiting various downstream applications such as node ...
Song, Yangqiu, Hu, Qi
core   +1 more source

On extension of regular graphs [PDF]

open access: yesJournal of Discrete Mathematical Sciences and Cryptography, 2018
arXiv admin note: substantial text overlap with arXiv:1407 ...
Banerjee, Anirban, Bej, Saptarshi
openaire   +2 more sources

Girth-regular graphs

open access: yesArs Mathematica Contemporanea, 2019
20 pages, 6 ...
Primoz Potocnik, Janos Vidali
openaire   +6 more sources

Regular Matchstick Graphs

open access: yesThe American Mathematical Monthly, 2011
A graph G=(V,E) is called a unit-distance graph in the plane if there is an injective embedding of V in the plane such that every pair of adjacent vertices are at unit distance apart. If additionally the corresponding edges are non-crossing and all vertices have the same degree r we talk of a regular matchstick graph.
Sascha Kurz, Rom Pinchasi
openaire   +3 more sources

Nim-Regularity of Graphs [PDF]

open access: yesThe Electronic Journal of Combinatorics, 1999
Ehrenborg and Steingrímsson defined simplicial Nim, and defined Nim-regular complexes to be simplicial complexes for which simplicial Nim has a particular type of winning strategy. We completely characterize the Nim-regular graphs by the exclusion of two vertex-induced subgraphs, the graph on three vertices with one edge and the graph on five ...
openaire   +2 more sources

Dual-Graph-Regularization Constrained Nonnegative Matrix Factorization with Label Discrimination for Data Clustering

open access: yesMathematics, 2023
NONNEGATIVE matrix factorization (NMF) is an effective technique for dimensionality reduction of high-dimensional data for tasks such as machine learning and data visualization.
Jie Li, Yaotang Li, Chaoqian Li
doaj   +1 more source

Covering Regular Graphs

open access: yesJournal of Combinatorial Theory, Series B, 1997
A covering projection from a graph \(G\) onto a graph \(H\) is a ``local isomorphism'': a mapping from the vertex set of \(G\) onto the vertex set of \(H\) such that, for every \(v\in V(G)\), the neighborhood of \(v\) is mapped bijectively onto the neighborhood (in \(H\)) of the image of \(v\).
Jan Kratochvíl   +2 more
openaire   +1 more source

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