نتایج جستجو برای: cluster heads

تعداد نتایج: 216423  

2013
Dan Huang Yong Zhang Fuding Xie

The sensor nodes deployed in wireless sensor networks are extremely power constrained, so prolonging the lifetime of the entire networks is mainly considered in the design. This paper analyzes the disadvantages of excessive clustering time because of the possible uneven cluster density. As a result, we present ASMC algorithm and determine (a) first-run presetting cluster heads (CHs) number, (b)...

2007
NAUMAN ISRAR IRFAN AWAN

The paper presents a new cluster based routing algorithm that exploits the redundancy properties of the sensor networks in order to address the traditional problem of load balancing and energy efficiency in the WSNs.The algorithm makes use of the nodes in a sensor network of which area coverage is covered by the neighbours of the nodes and mark them as temporary cluster heads. The algorithm the...

2010
S. M. MAZINANI J. CHITIZADEH M. H. YAGHMAEE M. T. HONARY F. TASHTARIAN

In this paper, two clustering algorithms are proposed. In the first one, we investigate a clustering protocol for single hop wireless sensor networks that employs a competitive scheme for cluster head selection. The proposed algorithm is named EECSM that is a modified version to the well known protocol EECS where some of the nodes become volunteers to be cluster heads with an equal probability....

2013
R. Balasubramaniyan

Because of the non uniform node distribution, the energy spending among nodes are more imbalanced in cluster-based wireless sensor networks. Based on this problem, in this paper, a cluster-based routing protocol for wireless sensor networks with non uniform node distribution is proposed, which includes an energy-aware clustering algorithm EADC and a cluster-based routing algorithm. EADC uses co...

Journal: :CoRR 2011
S. Rohini K. Indumathi

A mobile ad hoc network (MANET), is a self-configuring network of mobile devices connected by wireless links. In order to achieve stable clusters, the cluster-heads maintaining the cluster should be stable with minimum overhead of cluster re-elections. In this paper we propose a Probability Based Adaptive Invoked Weighted Clustering Algorithm (PAIWCA) which can enhance the stability of the clus...

2012
Said Benkirane Abderrahim Beni hssane Moulay Lahcen Hasnaoui Mostafa Saadi Mohamed Laghdir Mohammed Ben Abdellah

In wireless sensor networks (WSN), conserving energy and increasing lifetime of the network are a critical issue that has been addressed by substantial research works. The clustering technique has been proven particularly energy-efficient in WSN. The nodes form groups (clusters) that include one cluster head and member clusters. Cluster heads (CHs) are able to process, filter, gather the data s...

2010
Samer A. B. Awwad Ng Chee Kyun Nor Kamariah Noordin Mohd Fadlee A. Rasid A. R. H. Alhawari

The technological advances in wireless communication, microelectro-mechanical system (MEMS) technologies and digital electronics over the past few years have enabled the development of wireless sensor networks (WSN). In some applications, the WSN nodes are dedicated to be mobile rather than static. This requirement poses new and interesting challenges for both medium access control (MAC) and ro...

2014
Balwinder Kaur

Wireless sensor network make use of sensing units deployed in an effective manner so that they can communicate in efficient manner. In this paper we have compared various Fuzzy based wildfire detection techniques with our proposed technique. The proposed technique make use of cluster gateway switch gateway routing protocol in which there are cluster heads which acts as master and this cluster h...

2012
Razieh Sheikhpour Sam Jabbehdari

Wireless sensor networks have emerged as a promising technology for a wide range of important applications. Energy conservation and prolonging the network lifetime are significant challenges in the design and implementation of wireless sensor networks. Clustering techniques have emerged as a popular choice for prolonging the lifetime of a wireless sensor network. In this paper, we propose a Two...

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