Results 11 to 20 of about 295,471 (297)

A social network graph partitioning algorithm based on double deep Q-Network [PDF]

open access: yesScientific Reports
With the rapid expansion of social networks, efficiently mining and analyzing massive graph data has become a fundamental challenge in social network research. Graph partitioning plays a pivotal role in enhancing the performance of such analyses. However,
Jie Cao   +4 more
doaj   +2 more sources

The SLD vertex detector upgrade (VXD3) and a study of bbg events [PDF]

open access: yes, 1998
This thesis was submitted for the degree of Doctor of Philosophy and awarded by Brunel University.This thesis presents a variety of work concerning the design, construction and use of the SLD's vertex detector.
Dervan, Paul John
core   +7 more sources

Partition Dimension of Generalized Petersen Graph

open access: yesComplexity, 2021
Let G=VG,EG be the connected graph. For any vertex i∈VG and a subset B⊆VG, the distance between i and B is di;B=mindi,j|j∈B. The ordered k-partition of VG is Π=B1,B2,…,Bk. The representation of vertex i with respect to Π is the k-vector, that is, ri|Π=di,
Hassan Raza   +3 more
doaj   +1 more source

$k$-Efficient partitions of graphs [PDF]

open access: yesCommunications in Combinatorics and Optimization, 2019
A set $S = \{u_1,u_2, \ldots, u_t\}$ of vertices of $G$ is an efficient dominating set if every vertex of $G$ is dominated exactly once by the vertices of $S$.
M. Chellali   +2 more
doaj   +1 more source

Distance Domination in Vertex Partitioned Graphs

open access: yesMathematica Pannonica, 2022
We treat a variation of graph domination which involves a partition (V 1, V 2,..., Vk) of the vertex set of a graph G and domination of each partition class V i over distance d where all vertices and edges of G may be used in the domination process. Strict upper bounds and extremal graphs are presented; the results are collected in three handy tables ...
Frendrup, Allan   +2 more
openaire   +2 more sources

On the activities and partitions of the vertex subsets of graphs

open access: yesEnumerative Combinatorics and Applications, 2021
Crapo introduced a construction of interval partitions of the Boolean lattice for sets equipped with matroid structure. This construction, in the context of graphic matroids, is related to the notion of edge activities introduced by Tutte. This implies that each spanning subgraph of a connected graph can be constructed from edges of exactly one ...
Kristina Dedndreaj, Peter Tittmann
openaire   +4 more sources

Vertex Graceful Labeling-Some Path Related Graphs [PDF]

open access: yes, 2013
Treating subjects as vertex graceful graphs, vertex graceful labeling, caterpillar, actinia graphs, Smarandachely vertex m ...
Balaganesan, P.   +2 more
core   +1 more source

Vertex and edge covers with clustering properties: complexity and algorithms [PDF]

open access: yes, 2009
We consider the concepts of a t-total vertex cover and a t-total edge cover (t≥1), which generalise the notions of a vertex cover and an edge cover, respectively.
Fernau, Henning   +3 more
core   +1 more source

Distributed Vertex-Cut Partitioning [PDF]

open access: yes, 2014
Graph processing has become an integral part of big data analytics. With the ever increasing size of the graphs, one needs to partition them into smaller clusters, which can be managed and processed more easily on multiple machines in a distributed fashion. While there exist numerous solutions for edge-cut partitioning of graphs, very little effort has
Fatemeh Rahimian   +3 more
openaire   +2 more sources

Crown reductions for the Minimum Weighted Vertex Cover problem [PDF]

open access: yes, 2004
The paper studies crown reductions for the Minimum Weighted Vertex Cover problem introduced recently in the unweighted case by Fellows et al. [Blow-Ups, Win/Win's and crown rules: some new directions in FPT, in: Proceedings of the 29th International ...
Chlebikova, Janka   +6 more
core   +1 more source

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