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Undergraduate Students’ Solutions of Modeling Problems in Algorithmic Graph Theory

open access: yesMathematics, 2019
Graphs can be considered as useful mathematical models. Graph algorithms are a common part of undergraduate courses in discrete mathematics. Even though they have been successfully implemented in secondary curricula, little research has been dedicated to
Janka Medová   +3 more
doaj   +1 more source

Average Sensitivity of Graph Algorithms [PDF]

open access: yesSIAM Journal on Computing, 2021
39 pages, 1 ...
Nithin Varma 0001, Yuichi Yoshida
openaire   +2 more sources

Leanness Computation: Small Values and Special Graph Classes [PDF]

open access: yesDiscrete Mathematics & Theoretical Computer Science
Let u and v be vertices in a connected graph G = (V, E). For any integer k such that 0 ≤ k ≤ dG (u, v), the k-slice Sk (u, v) contains all vertices x on a shortest uv-path such that dG (u, x) = k.
David Coudert   +2 more
doaj   +1 more source

Trustworthy Graph Algorithms

open access: yesCoRR, 2019
The goal of the LEDA project was to build an easy-to-use and extendable library of correct and efficient data structures, graph algorithms and geometric algorithms. We report on the use of formal program verification to achieve an even higher level of trustworthiness.
Abdulaziz, M., Mehlhorn, K., Nipkow, T.
openaire   +4 more sources

A survey of two-dimensional graph layout techniques for information visualisation [PDF]

open access: yes, 2012
Many algorithms for graph layout have been devised over the last 30 years spanning both the graph drawing and information visualisation communities. This article first reviews the advances made in the field of graph drawing that have then often been ...
Vickers, Paul, Gibson, Helen, Faith, Joe
core   +1 more source

BibRank: Automatic Keyphrase Extraction Platform Using Metadata

open access: yesInformation, 2023
Automatic Keyphrase Extraction involves identifying essential phrases in a document. These keyphrases are crucial in various tasks, such as document classification, clustering, recommendation, indexing, searching, summarization, and text simplification ...
Abdelrhman Eldallal, Eduard Barbu
doaj   +1 more source

Engineering a Combinatorial Laplacian Solver: Lessons Learned

open access: yesAlgorithms, 2016
Linear system solving is a main workhorse in applied mathematics. Recently, theoretical computer scientists contributed sophisticated algorithms for solving linear systems with symmetric diagonally-dominant (SDD) matrices in provably nearly-linear time ...
Daniel Hoske   +3 more
doaj   +1 more source

A Global Community of Courts? Modelling the Use of Persuasive Authority as a Complex Network

open access: yesFrontiers in Physics, 2021
There is a growing discussion in the legal literature of an emerging global community of courts composed of a network of increasing judicial dialogue across national borders.
D. Hoadley   +16 more
doaj   +1 more source

A Graph Pebbling Algorithm on Weighted Graphs

open access: yesJournal of Graph Algorithms and Applications, 2010
A pebbling move on a weighted graph removes some pebbles at a vertex and adds one pebble at an adjacent vertex. The number of pebbles removed is the weight of the edge connecting the vertices. A vertex is reachable from a pebble distribution if it is possible to move a pebble to that vertex using pebbling moves.
openaire   +3 more sources

Innovative Method of the Evaluation of Multicriterial Multicast Routing Algorithms

open access: yesJournal of Telecommunications and Information Technology, 2013
Theoretical considerations of the multicast Quality of Service (QoS) routing have been a rapidly developing and dynamic research area for years. Several algorithms derived from different approaches have been proposed, while the pool of valid solutions ...
Krzysztof Stachowiak   +1 more
doaj   +1 more source

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