Results 21 to 30 of about 25,442,420 (253)

PIoT: A Performance IoT Simulation System for a Large-Scale City-Wide Assessment

open access: yesIEEE Access, 2023
Given the proliferation of sensors and actuators, evaluating the network performance of current and forthcoming city-wide Internet of Things (IoT) applications is a challenging task.
Abbas Dehghani Firouzabadi   +6 more
doaj   +1 more source

Network correlated data gathering with explicit communication: NP-completeness and algorithms [PDF]

open access: yes, 2005
We consider the problem of correlated data gathering by a network with a sink node and a tree-based communication structure, where the goal is to minimize the total transmission cost of transporting the information collected by the nodes, to the sink ...
Baltasar Beferull-lozano   +6 more
core   +4 more sources

Compressive Sparse Data Gathering With Low-Rank and Total Variation in Wireless Sensor Networks

open access: yesIEEE Access, 2019
Wireless Sensor Networks (WSNs) have been deeply studied by many researchers and been widely used in many fields. Since a large amount of energy for WSNs is used for sensing and transmitting, researchers come up with many methods to reduce the number of ...
Yi Xu   +3 more
doaj   +1 more source

Traffic Aware Data Gathering Protocol for VANETs

open access: yesIEEE Access, 2022
Vehicular Ad-Hoc Networks (VANETs) are a challenging yet active research area. It offers a wide range of applications, including Intelligent Transport System (ITS), effective road traffic monitoring, efficient traffic flow and road safety applications ...
Maryam Gillani   +4 more
doaj   +1 more source

An intelligent data gathering schema with data fusion supported for mobile sink in wireless sensor networks

open access: yesInt. J. Distributed Sens. Networks, 2019
Numerous tiny sensors are restricted with energy for the wireless sensor networks since most of them are deployed in harsh environments, and thus it is impossible for battery re-change.
Jin Wang   +4 more
semanticscholar   +1 more source

On Wireless Power Transfer and Max Flow in Rechargeable Wireless Sensor Networks

open access: yesIEEE Access, 2016
In rechargeable or energy harvesting wireless sensor networks (WSNs), a key concern is the max flow or data rate at one or more sinks. However, this data rate is constrained by the available energy at each node as well as link capacity. To date, in order
Tengjiao He, Kwan-Wu Chin, Sieteng Soh
doaj   +1 more source

Wireless battery recharging through UAV in wireless sensor networks

open access: yesEgyptian Informatics Journal, 2022
In this contemporary era, recent developments have seen proliferation of methods on improving energy utilization for wireless sensor networks. Although the proposed methods can mitigate the problem of rapid battery depletion to some extent, the lifespan ...
Mohit Angurala   +2 more
doaj   +1 more source

Cybercrime money laundering cases and digital evidence [PDF]

open access: yesStrani pravni život, 2022
The widespread dependence on digital systems and increased value of digital commerce in the metaverse boosted cyber vulnerability. The cybercrime will be more profitable than the global trade of all major illegal drugs combined, while Cybersecurity ...
Matić-Bošković Marina M.
doaj  

Unbalanced Expander Based Compressive Data Gathering in Clustered Wireless Sensor Networks

open access: yesIEEE Access, 2017
Conventional compressive sensing-based data gathering (CS-DG) algorithms require a large number of sensors for each compressive sensing measurement, thereby resulting in high energy consumption in clustered wireless sensor networks (WSNs).
Xiangling Li, Xiaofeng Tao, Guoqiang Mao
doaj   +1 more source

An Asynchronous Clustering and Mobile Data Gathering Schema Based on Timer Mechanism in Wireless Sensor Networks

open access: yesComputers Materials & Continua, 2019
: Recently, Wireless sensor networks (WSNs) have become very popular research topics which are applied to many applications. They provide pervasive computing services and techniques in various potential applications for the Internet of Things (IoT).
Jin Wang   +3 more
semanticscholar   +1 more source

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