نتایج جستجو برای: cluster heads chs

تعداد نتایج: 218097  

Journal: :IEEE Access 2021

In dynamic unmanned aerial vehicle (UAV) networks, localization and clustering are fundamental functions for cooperative control. this article, we propose bio-inspired (BIL) (BIC) schemes in UAV networks wildfire detection monitoring. First, develop a hybrid gray wolf optimization (HGWO) method an energy-efficient three-dimensional BIL algorithm based on the HGWO, which reduces errors, avoids f...

Journal: :Soft Computing 2022

Organizing nodes into clusters and forwarding data to the base station (BS) in clustering routing protocols have been widely utilized improve energy efficiency, scalability stability of wireless sensor networks. Making decisions on how many are formed, which selected as cluster heads (CHs) who become relay significantly impact network performance. Therefore, a distributed protocol combined affi...

Journal: :International journal of electrical & electronics research 2022

Immense development of Micro Electro Mechanical Systems (MEMS) made an incredible advancement in wireless technology. The Wireless Sensor Network (WSN) has created many opportunities for the various applications fields military, research, medical, engineering, etc. In this research article, a novel trust-based energy-aware clustering protocol is proposed. algorithm concentrates on reducing time...

2012
Nora Ali Hany ElSayed Magdy El-Soudani Ramez Daoud

Wireless Sensor Networks (WSN) has become an interesting field of research because of its wide range of applications such as environmental monitoring, electromagnetic pollution monitoring, medical applications and industrial applications (Teo et al., 2007; Margi et al., 2009; Castelluccia et al., 2005; AbouElSeoud et al., 2010; Tavares et al., 2008). WSN consists of multi-functioning sensor nod...

2008
Hicham Anouar Christian Bonnet Florian Kaltenberger Raymond Knopp

OpenAirInterface (www.openairinterface.org) is an experimental real-time hardware and software platform for airinterface experimentation. It comes in two configurations, cellular and cooperative mesh network topologies. Here we present the platform architecture for mesh networks. The network is organized in clusters, where dynamically-allocated cluster-heads (CHs) manage radio resources. CHs ar...

2014
Mohammed Abo-Zahhad Sabah M. Ahmed Nabil Sabor Shigenobu Sasaki

This paper presents a new Genetic Algorithm-based Energy-Efficient adaptive clustering hierarchy Protocol (GAEEP) to efficiently maximize the lifetime and to improve the stable period of Wireless Sensor Networks (WSNs). The new protocol is aimed at prolonging the lifetime of WSNs by finding the optimum number of cluster heads (CHs) and their locations based on minimizing the energy consumption ...

Journal: :CoRR 2013
M. Y. Khan Nadeem Javaid Mahmood Ashraf Khan Akmal Javaid Zahoor Ali Khan Umar Qasim

The clustering algorithm are considered as a kind of key technique used to reduce energy consumption. It can help in increasing the stability period and network life time. Routing protocol for efficient energy utilization should be designed for heterogeneous Wireless Sensor Networks (WSNs). We purpose Hybrid-DEEC (H-DEEC), a chain and cluster based (hybrid) distributed scheme for efficient ener...

Journal: :Annales des Télécommunications 2015
Md. Nazmus Sakib Miazi Madiha Tabassum Md. Abdur Razzaque Mohammad Abdullah-Al-Wadud

A common control channel (CCC) is required in Cognitive Radio Ad Hoc Networks (CRAHNs) for exchanging vital control messages among the cognitive radio users. However, selecting a CCC in CRAHNs is a challenging problem due to dynamic network topology, versatility of spectrum usage, and multi-hop network architecture. Existing cluster-based CCC selection algorithms are based on periodic beaconing...

Journal: :International Journal of Power Electronics and Drive Systems 2022

<p>Wireless sensor networks (WSN) are made up of an important number sensors, called nodes, distributed in random way a concerned monitoring area. All nodes the network mounted with limited energy sources, which makes harvesting on top list issues WSN. A poor communication architecture can result excessive consumption, reducing lifetime and throughput. Centralizing data collection introdu...

2015
R. Abinaya R. Anjana V. Lavanya

In today’s world,we are fazed by different types of emergencies in the indoor environment .One such emergency is fire outbreak. Thus, reliable and quick detection of fire is essential. Most prevalently used technology for this purpose is wireless sensor networks(WSN). A system is proposed that enables practical development of centralized cluster-based protocols supported by optimization methods...

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