2020
DOI: 10.3390/s20154216
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Regional Optimization Dynamic Algorithm for Node Placement in Wireless Sensor Networks

Abstract: Node placement is one of the basic problems in a Wireless Sensor Network (WSN). During the operation of a WSN, sensor nodes may fail or die suddenly, which may lead to a coverage hole. To solve this problem, the node placement needs to be re-optimized. The dimensions of node placement optimization are high because of the large node number. In view of this defect, a regional optimization dynamic algorithm is put forward. In this paper, the regional optimization problem of node placement is modeled, and a region… Show more

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Cited by 7 publications
(10 citation statements)
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“…The goal is to ensure adequate coverage even in the event of outages. In the case of a fail, relocating nodes can provide an excellent solution to hold the uniformity of 2D coverage [ 40 ]. Energy supply is also an important aspect of border surveillance.…”
Section: Related Literaturementioning
confidence: 99%
“…The goal is to ensure adequate coverage even in the event of outages. In the case of a fail, relocating nodes can provide an excellent solution to hold the uniformity of 2D coverage [ 40 ]. Energy supply is also an important aspect of border surveillance.…”
Section: Related Literaturementioning
confidence: 99%
“…Where R s is the perceptual radius of sensor s i . Based on equation ( 10), the coverage of the grid point T by all the sensors in the network can be determined according to the following equation [34]:…”
Section: Bagoa For Deployment Optimization 61 Coverage Model Descriptionmentioning
confidence: 99%
“…Where S is the set of sensors and sn is the total number of sensors. At last, the coverage rate of all the grid points is computed using equation ( 12) [34].…”
Section: Bagoa For Deployment Optimization 61 Coverage Model Descriptionmentioning
confidence: 99%
“…Therefore, most of the methods proposed by researchers aim to perform additional computations causing in reduce the needed communication to decrease the overall wasted energy [8]. Whilst in another side some researchers proposed solutions to treat coverage holes caused by node death using mobile sensors [18], both sides targeting energy consumption management in WSNs and prolong the network lifetime as possible. The methods and techniques generally classified into sub approach as follows:…”
Section: The Approaches To Energy Consumption Managmentmentioning
confidence: 99%