资源描述:
《Research on characterization of wireless LANs traffic》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、CommunNonlinearSciNumerSimulat16(2011)3179–3187ContentslistsavailableatScienceDirectCommunNonlinearSciNumerSimulatjournalhomepage:www.elsevier.com/locate/cnsnsResearchoncharacterizationofwirelessLANstraffica,⇑bcHuifangFeng,YantaiShu,OliverW.W.YangaCollegeofMathem
2、aticsandInformationScience,NorthwestNormalUniversity,Lanzhou730070,ChinabSchoolofComputerScienceandTechnology,TianjinUniversity,Tianjin300072,ChinacSchoolofInformationTechnologyandEngineering,UniversityofOttawa,Ottawa,CanadaK1N6N5articleinfoabstractArticlehistor
3、y:Inthispaper,weemployactualwirelessdatathatdrawfromwellknownarchivesofnet-Received21July2010worktraffictracesandinvestigatethecharacterizationofthewirelessLANstraffic.Firstly,Receivedinrevisedform8October2010usefulpreliminaryinformationregardingthegeneralwireless
4、trafficdynamicsisobtainedAccepted15October2010usingonestandardstatisticaltechniquenamedFourierpowerspectrum.Thentheestima-Availableonline23October2010tionoftheparameters,suchasthecorrelationdimension,thelargestLyapunovexponentandtheprincipalcomponentsanalysisindi
5、catetheexistenceoflow-dimensionaldeter-Keywords:ministicchaosinwirelesstraffictimeseries.OurresultsalsoshowthattheparametersWirelessLANstrafficselectionofthephasespacereconstructioninfluencethevalueofthecorrelationdimen-FourierpowerspectrumCorrelationdimensionsiona
6、ndthelargestLyapunovexponent,butcannotinfluenceondiagnosisofchaoticnat-ThelargestLyapunovexponentureofwirelesstraffic.PrincipalcomponentsanalysisÓ2010ElsevierB.V.Allrightsreserved.1.IntroductionRecentlytheIEEE802.11wirelessLANs(WLAN)[1]havebeenwidelydeployedandmor
7、eandmoremobilecomputersarebeingequippedwiththeIEEE802.11compatiblewirelessnetworkdevices.WLANisashared-mediumcommunicationnet-workthattransmitsinformationoverwirelesslinks.Itisthemostdeployedwirelessnetworksintheworldandishighlikelytoplayamajorroleinwirelesshome
8、networksandnext-generationwirelesscommunications.However,wirelessnetworksfacenewproblemswhencomparedtothewirednetworkssuchastheerror-proneradioresource,signalinterfer