Results 51 to 60 of about 119,472 (328)

Fast Distributed Approximation for TAP and 2-Edge-Connectivity [PDF]

open access: yes, 2018
The tree augmentation problem (TAP) is a fundamental network design problem, in which the input is a graph $G$ and a spanning tree $T$ for it, and the goal is to augment $T$ with a minimum set of edges $Aug$ from $G$, such that $T \cup Aug$ is 2-edge ...
Censor-Hillel, Keren, Dory, Michal
core   +2 more sources

Application of neutrosophic minimum spanning tree in electrical power distribution network [PDF]

open access: yesCAAI Transactions on Intelligence Technology, 2020
The problem of finding the minimum spanning tree (MST) is one of the most studied and important combinatorial optimisation problems in graph theory. Several types of uncertainties exist in real‐life problems, which make it very hard to find the exact length of the arc.
Xiao Qun Liao, Tong Su, Li Ma
openaire   +2 more sources

Distributed Adaptive Consensus Disturbance Rejection: a Directed-spanning-tree Perspective

open access: yesCybersecurity and Cyberforensics Conference, 2022
In this paper, we revisit the problem of consensus disturbance rejection for multiagent systems over a digraph, but from a different perspective, i.e., the perspective of a directed spanning tree (DST). When the minimum nonzero real part of the Laplacian
Dongdong Yue, S. Baldi, Jinde Cao
semanticscholar   +1 more source

Impossibility Results for Byzantine-Tolerant State Observation, Synchronization, and Graph Computation Problems

open access: yesAlgorithms
This paper considers the solvability of several fundamental problems in asynchronous message-passing distributed systems in the presence of Byzantine processes using distributed algorithms.
Ajay D. Kshemkalyani, Anshuman Misra
doaj   +1 more source

Directed distributed system: Backtracking problem

open access: yesТруды Института системного программирования РАН, 2018
For a distributed system based on a directed graph without multiple edges and loops, the backtracing problem is considered: how to transfer a message from the final vertex of the arc to its initial vertex.
I. B. Burdonov, A. S. Kossatchev
doaj   +1 more source

VM BASED EVALUATION OF THE SCALABLE PARALLEL MINIMUM SPANNING TREE ALGORITHM FOR PGAS MODEL

open access: yes9th International Conference "Distributed Computing and Grid Technologies in Science and Education", 2021
The minimum spanning tree problem has influential importance in computer science, networkanalysis, and engineering. However, the sequential algorithms become unable to process the givenproblem as the volume of the data representing graph instances ...
V. Bejanyan, H. Astsatryan
semanticscholar   +1 more source

Multilocus Sequence Typing Reveals Clonality of Fluconazole-Nonsusceptible Candida tropicalis: A Study From Wuhan to the Global

open access: yesFrontiers in Microbiology, 2020
Candida tropicalis is a globally distributed human pathogenic yeast, and its increasing resistance to azoles makes clinical treatment difficult. In this study, we investigated the clinical features, azole resistance and genetic relatedness of 87 C ...
Qianyu Wang   +5 more
doaj   +1 more source

Estimation of Recent Transmission of Mycobacterium Tuberculosis Strains among Iranian and Afghan Immigrants: A Cluster-Based Study [PDF]

open access: yesJournal of Clinical and Diagnostic Research, 2014
Background: Iran has extended borders with high-TB burden countries (Afghanistan and Pakistan) and immigrations of these populations influences TB distribution in the region and threatens the control strategies.
Mohammad Reza Allahyar Torkaman   +5 more
doaj   +1 more source

Time-Message Trade-Offs in Distributed Algorithms [PDF]

open access: yes, 2018
This paper focuses on showing time-message trade-offs in distributed algorithms for fundamental problems such as leader election, broadcast, spanning tree (ST), minimum spanning tree (MST), minimum cut, and many graph verification problems.
Gmyr, Robert, Pandurangan, Gopal
core   +2 more sources

Comparative Evaluation of Band-Based Genotyping Methods for Mycobacterium intracellulare and Its Application for Epidemiological Analysis

open access: yesMicroorganisms, 2020
Mycobacterium intracellulare is a leading cause of nontuberculous mycobacterial pulmonary disease, with a rapidly increasing prevalence worldwide. This bacterium, commonly distributed in soil and water, is known to be transmitted through the environment ...
Jeong-Ih Shin   +13 more
doaj   +1 more source

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