VSR多sink机会移动传感器网络的数据收集.pdf

计算机研究与发展 ISSN 1000—1239／CN1卜1777／TP Journalof Researchand Computer Development VSR：多sink机会移动传感器网络的数据收集 熊永平1’2 孙利民3 马 建4 牛建伟5 1(中国科学院计算技术研究所北京100190) 2(中国科学院研究生院北京100190) 3(中国科学院软件研究所北京100190) 4(诺基亚研究院北京100013) 5(北京航空航天大学计算机学院北京 100191) (xiongyongping@ict．ae．en) in MobileSensor VSR：Data Networkwith Sinks GatheringOpportunistic Multiple Limin3，Ma Niu XiongYongpin91”，Sun Jian4，andJianwei5 1(Institute l00190) ofComputingTechnology，ChineseAcademyofSciences。Beijing 2(Graduate Chinese of 100190) University AcademyofSciences，Beijing 3(Institute ofSoftware，ChineseAcademyof 100190) Sciences．Beijing ‘(NokiaResearch 100013) Center，Beijing 5(School Scienceand ofComputer Engineering，BeihangUniversity，Beijing100191) Abstract mobilesensornetworkscanbe insomescenariossuchaswildanimal Opportunistic applied andurban sensors monitoring sensingutilizing embeddedintohandhelddevicestocollecturban information．Inthese data need gathered tobetransmittedfromthesource applications，the usually nodetooneof base authors multiplestations(sinknodes)．The theVSR(virtual propose space-based routing)scheme totransmitthedata tothebase adapting“store-carry-forward”paradigmmessage stations．InVSR，eachsensorestimatesthe expected toallbasestationsbasedonthe