Results 21 to 30 of about 7,560,119 (304)

Sensor Topology Optimization in Dense IoT Environments by Applying Neural Network Configuration

open access: yesSensors, 2023
In dense IoT deployments of wireless sensor networks (WSNs), sensor placement, coverage, connectivity, and energy constraints determine the overall network lifetime.
George Papastergiou   +5 more
doaj   +1 more source

System-Level Energy Balance for Maximizing Network Lifetime in WSNs

open access: yesIEEE Access, 2017
Due to the limited energy supply, prolonging the network lifetime as much as possible is an important concern when designing the topology of wireless sensor networks. Different from designing complex routing and controlling sink node mobility, this paper
Wenyu Zhang   +4 more
doaj   +1 more source

Mobility based network lifetime in wireless sensor networks: A review [PDF]

open access: yesComput. Networks, 2019
Increasingly emerging technologies in micro-electromechanical systems and wireless communications allows a mobile wireless sensor networks (MWSN) to be a more and more powerful mean in many applications such as habitat and environmental monitoring ...
Linh V. Nguyen, Hoc Thai Nguyen
semanticscholar   +1 more source

HEEL: A new clustering method to improve wireless sensor network lifetime

open access: yesIET Wireless Sensor Systems, 2020
In wireless sensor networks, some resources such as memory and energy are limited. In recent years, there has been an increasing interest in improving network lifetime. Node energy plays an important role in the network lifetime.
Amir Seyyedabbasi   +2 more
semanticscholar   +1 more source

Extending the Lifetime of Sensor Networks through Adaptive Reclustering

open access: yesEURASIP Journal on Wireless Communications and Networking, 2007
We analyze the lifetime of clustered sensor networks with decentralized binary detection under a physical layer quality-of-service (QoS) constraint, given by the maximum tolerable probability of decision error at the access point (AP).
Gianluigi Ferrari, Marco Martalò
doaj   +2 more sources

SIoT: A New Strategy to Improve the Network Lifetime with an Efficient Search Process

open access: yesFuture Internet, 2020
The Social Internet of Things (SIoT) means that every node can use a set of nodes that are considered as friends to search for a specific service. However, this is a slow process because each node is required to manage a high number of friends. Thus, the
Abderrahim Zannou   +2 more
semanticscholar   +1 more source

Lifetime measure of dense and sparse topology sensor network in structural health monitoring

open access: yesEAI Endorsed Transactions on Scalable Information Systems, 2017
This paper addresses the coverage area and lifetime related issues arise in the building structural monitoring system. The monitoring system consists of a large number of sensor nodes for collecting structural health information.
M. E. Haque   +4 more
doaj   +1 more source

Multiobjective Optimization for Topology and Coverage Control in Wireless Sensor Networks

open access: yesInternational Journal of Distributed Sensor Networks, 2015
Coverage, connectivity, and network lifetime are important issues in wireless sensor networks (WSNs). Balancing the energy consumption in the network, reducing the transmission range of nodes, and density control of active nodes are approaches to extend ...
Seyed Mahdi Jameii   +2 more
doaj   +1 more source

Lifetime Maximization of Sensor Networks Through Optimal Data Collection Scheduling of Mobile Sink

open access: yesIEEE Access, 2020
The problem of maximizing lifetime of a sensor network is still challenging mainly due to the stringent delay-deadline of real-time applications and heterogeneity of sensor devices.
Md. Ahsan Habib   +6 more
doaj   +1 more source

Hybrid based cluster head selection for maximizing network lifetime and energy efficiency in WSN

open access: yesJournal of King Saud University: Computer and Information Sciences, 2019
A wireless sensor network (WSN) includes more low-cost and less-power sensor nodes. All the sensor nodes are positioned in a particular area and form a wireless network by way of self-organizing.
Kale Navnath Dattatraya, K. R. Rao
semanticscholar   +1 more source

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