文件名称:20140930100908150136
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In theInternetofThings,smartthingscommunicatewitheachother,andsenseddataareaggregatedand
queriedtosatisfycertainrequestsofend-users.Whenaregionofinterestrequirestobemonitored
continuously,thestrategythateachqueryistobeexecutedindependentlythroughgatheringsensed
data oftargetsub-regionsmaynotbeenergyefficient, sincethevaluesreportedbysensorsmayhaveno
significant differenceinproximatesensingtime-slotsinsomeapplications.Tomitigatetheenergy
consumption inthiscontext,inthispaperwe firstly dividetheregionwithsensornodesevenlyintogrid
cells, andproposeanenergy-efficiency hierarchicalclusteringindextreetoorganizethesegridcells.
Then, wedevelopatime-correlatedregionquerytechniqueforansweringcontinuousqueries.Generally,
sensor nodesreporttheirvaluestothebasestationatthebegi
queriedtosatisfycertainrequestsofend-users.Whenaregionofinterestrequirestobemonitored
continuously,thestrategythateachqueryistobeexecutedindependentlythroughgatheringsensed
data oftargetsub-regionsmaynotbeenergyefficient, sincethevaluesreportedbysensorsmayhaveno
significant differenceinproximatesensingtime-slotsinsomeapplications.Tomitigatetheenergy
consumption inthiscontext,inthispaperwe firstly dividetheregionwithsensornodesevenlyintogrid
cells, andproposeanenergy-efficiency hierarchicalclusteringindextreetoorganizethesegridcells.
Then, wedevelopatime-correlatedregionquerytechniqueforansweringcontinuousqueries.Generally,
sensor nodesreporttheirvaluestothebasestationatthebegi
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下载文件列表
| 文件名 | 大小 | 更新时间 |
|---|---|---|
| 20140930100908150136.pdf | 1735757 | 2018-02-01 |