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Novel efficient deployment schemes for sensor coverage in mobile wireless sensor networks

机译:移动无线传感器网络中传感器覆盖的新型高效部署方案

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Highlights?The Voronoi blind–zone polygon is studied for finding coverage holes efficiently.?Two schemes are proposed based on Voronoi blind–zone polygon and local operators.?Latest metrics are used to evaluate the performance of proposed deployment schemes.?The proposed two deployment schemes show effectiveness by the simulation results.AbstractIn the study of improving the efficiency of mobile wireless sensor networks (MWSNs), an important issue is to maximize the sensor coverage in a given sensing field by proper deployment of sensors. In this paper, two novel sensor deployment schemes are proposed to address the coverage issue in MWSNs. The first scheme is blind-zone centroid-based scheme (BCBS) and the second one is disturbed centroid-based scheme (DCBS). The main ideas both in BCBS and DCBS are the proposed schemes to find the target locations for sensors to heal the coverage holes efficiently. The definition of Voronoi blind-zone polygon is given for introducing the proposed two schemes. In order to clearly illustrating the effect of Voronoi blind-zone polygon, three possible cases of it are studied in detail. In BCBS, Voronoi blind-zone polygon of each sensor is firstly determined by considering the positions with its neighbors. And then the centroid of the Voronoi blind-zone polygon is regarded as the target location of each sensor if the coverage can increase. In DCBS, sensors find coverage holes according to the centroid-based scheme at first in each round. They then move to the target locations under the local perturbation and local reconstruction operators. These two operators are designed by studying two forms of local convergence. Under the guideline of testbed-based multi-metric quality measurement of sensor deployment schemes, simulation results are sufficiently presented to demonstrate the effectiveness of the proposed two deployment schemes.]]>
机译:<![cdata [ 亮点 研究了Voronoi盲区多边形,以有效地查找覆盖孔。 < CE:列表项ID =“CelistIteM0002”> 基于Voronoi盲区多边形提出了两种方案本地运算符。 最新度量标准用于评估所提出的部署方案的性能。 所提出的两个部署方案通过模拟结果显示有效性。 抽象 在提高移动无线传感器网络的效率(mwsns)的研究中,一个重要的问题是最大化通过适当部署传感器的给定感测场中的传感器覆盖。在本文中,提出了两种新型传感器部署计划,以解决MWSNS中的覆盖问题。第一种方案是基于盲区质心的方案(BCBS),第二个是受扰动的基于质心的方案(DCB)。 BCBS和DCBS中的主要思想是所提出的方案,用于找到传感器的目标位置,以有效地治愈覆盖孔。 voronoi盲区多边形的定义是为了引入提出的两种方案。为了清楚地说明voronoi盲区多边形的影响,详细研究了三种可能的情况。在BCBS中,首先通过考虑与其邻居的位置来确定每个传感器的Voronoi盲区多边形。然后,如果覆盖范围可以增加,则Voronoi盲区多边形的质心被视为每个传感器的目标位置。在DCBS中,传感器在每轮中首先根据基于质心的方案找到覆盖孔。然后,他们将在当地扰动和本地重建运营商下移动到目标位置。这两个运营商是通过研究两种形式的局部收敛来设计的。在传感器部署方案的基于测试的基于多度量测量的准则下,充分提出了仿真结果以证明所提出的两个部署方案的有效性。 < / ce:摘要>]]>

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