Results 31 to 40 of about 11,592 (210)

Cyclic topology in complex networks [PDF]

open access: yesPhysical Review E, 2005
We propose a cyclic coefficient $R$ which represents the cyclic characteristics of complex networks. If the network forms a perfect tree-like structure then $R$ becomes zero. The larger value of $R$ represents that the network is more cyclic. We measure the cyclic coefficients and the distributions of the local cyclic coefficient for both various real ...
Kim, Hyun-Joo, Kim, Jin Min
openaire   +3 more sources

An Efficient Topology Discovery Protocol with Node ID Assignment Based on Layered Model for Underwater Acoustic Networks

open access: yesSensors, 2020
Underwater acoustic networks are widely used in survey missions and environmental monitoring. When an underwater acoustic network (UAN) is deployed in a marine region or two UANs merge, each node hardly knows the entire network and may not have a unique ...
Ruiqin Zhao   +4 more
doaj   +1 more source

RAINBOW VERTEX CONNECTION NUMBER OF BULL GRAPH, NET GRAPH, TRIANGULAR LADDER GRAPH, AND COMPOSITION GRAPH (P_n [P_1 ])

open access: yesBarekeng
The rainbow connection was first introduced by Chartrand in 2006 and then in 2009 Krivelevich and Yuster first time introduced the rainbow vertex connection. Let graph be a connected graph.
Muhammad Ilham Nurfaizi Annadhifi   +3 more
doaj   +1 more source

The Minimum Scheduling Time for Convergecast in Wireless Sensor Networks

open access: yesAlgorithms, 2014
We study the scheduling problem for data collection from sensor nodes to the sink node in wireless sensor networks, also referred to as the convergecast problem. The convergecast problem in general network topology has been proven to be NP-hard.
Changyong(Andrew) Jung   +2 more
doaj   +1 more source

Cluster tree topology construction method based on PSO algorithm to prolong the lifetime of ZigBee wireless sensor networks

open access: yesEURASIP Journal on Wireless Communications and Networking, 2019
For wireless sensor networks (WSNs) based on ZigBee technology, the network topology plays an important role for improving the energy efficiency and the network lifetime.
Yang Yu   +3 more
doaj   +1 more source

An efficient Bitcoin network topology discovery algorithm for dynamic display

open access: yesBlockchain: Research and Applications
The Bitcoin network comprises numerous nodes, necessitating users to invest significant network requests and time in comprehending its network topology. In this paper, we propose a Bitcoin network topology discovery algorithm that uses lightweight probe ...
Zening Zhao   +3 more
doaj   +1 more source

Distributed Energy-Efficient Topology Control Algorithm in Home M2M Networks

open access: yesInternational Journal of Distributed Sensor Networks, 2012
Because machine-to-machine (M2M) technology enables machines to communicate with each other without human intervention, it could play a big role in sensor network systems.
Chao-Yang Lee, Chu-Sing Yang
doaj   +1 more source

Sorting Networks on Restricted Topologies [PDF]

open access: yes, 2019
The sorting number of a graph with $n$ vertices is the minimum depth of a sorting network with $n$ inputs and outputs that uses only the edges of the graph to perform comparisons. Many known results on sorting networks can be stated in terms of sorting numbers of different classes of graphs. In this paper we show the following general results about the
Indranil Banerjee   +2 more
openaire   +3 more sources

Network Topology Optimization Based on Time-Triggered DIMA [PDF]

open access: yesXibei Gongye Daxue Xuebao, 2018
Distributed Integrated Modular Avionics System (DIMA) has attracted extensive attention in recent years, and the time-triggered Ethernet (TTE) supports the time triggering mechanism of DIMA system, so it has become the main protocol adopted by this ...

doaj   +1 more source

Universal Features of Network Topology [PDF]

open access: yes, 2004
Recent studies have revealed characteristic general features in the topology of real-world networks. We investigate the universality of mechanisms that result in the power-law behaviour of many real-world networks, paying particular attention to the Barabasi-Albert process of preferential attachment as the most successful.
Austin, K, Rodgers, GJ
openaire   +1 more source

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