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1、1APrice-basedAdaptiveTaskAllocationforWirelessSensorNetwork出版信息：Mob订eAdhocandSensorSystems,2009.MASS'09.IEEE6thInternationalConferenceonPublicationDate:12-15Oct.2009Onpage(s):888-893Location:MacauISBN:978-1-4244-5113-5INSPECAccessionNumber:10977930Dig
2、italObjectIdentifier:10.1109/MOBHOC.2009.5337039作者信息：NodaEdalat.*,WendongXiaot,Chcn-KhongThamt*,EhsanKeikha*,Lee-LingOngDepartmenlofElectricalandComputerEngineering,NatiormlUniversityofSingapore摘要：ApplicationsforWirelessSensorNetworksmaybedecomposedin
3、tothedeploymentoftasksondifferentsensornodesinthenetwork.Taskallocationalgorithmsassignthesetaskstospecificsensornodesinthenetworkforexecution.Giventheresource-constraincdanddistributednatureofWirelessSensorNetworks(WSNs),existingstatic(offline)tasksc
4、hedulingmaynotbepractical.ThereforethereisaneedforanadaptivetaskallocationschemethataccountsforthecharacteristiesoftheWSNenvironmentsuchasunexpectedcommunicationdelayandnodefailure[WSN环境特点】•Inthispaper,wefocusontaskallocationinWSNswhichisperformedwith
5、theaimofachievingafairencrgybalanceamongstthesensornodeswhileminimizingdelay【目标:在各个传感器节点间取得很好的能量平衡并且最小化延迟[usingamarketbasedarchitecture【采川市场机制】•Tnthisarchitecture,nodesaremodeledassellerscommunicatingadeploymentpriceforatasktotheconsumer.Toaddressthis
6、taskallocationproblem,proposedpriceformulationisusedasitcontinuouslyadaptstochangesoftheavailabilitiesofresources.Thisschemealsoaccommodatesforthenodefailureduringtaskassignment.TheCentralizedanddistributedmessageexchangedmechanismsbetweenthenodes(sel
7、lers)andtaskallocator(consumer)areproposedtodeterminethewinneramongthesellerswiththegoalofreducingoverheadandenergyconsumption.Simulationresultsshowthat,comparedwithastaticschedulingscheme【与静态调度方法比较】withanobjectiveinenergybalancing,theproposedschemead
8、aptstonewenvironmentalchangesanduncertainnetworkconditionmoredynamical1yandachievesamuchbetterperformanceonenergybalancingIndexTermsEnergy-Balancing,TaskAllocation,Price-BasedScheme,MarketArchitecture,WirelessSensorNetworks关键语句摘录:(个人批注在【】中书写)T
