ALM An adaptive location management scheme for approximate location queries in wireless sensor netwoWord文档下载推荐.docx
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ALM An adaptive location management scheme for approximate location queries in wireless sensor netwoWord文档下载推荐.docx
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Thenetworkwithmultipathrouting
Thenetworkwithoutprespecifiedpaths
3.3.Problemformulation
4.Distributedalgorithmviadualdecomposition
4.1.Distributedalgorithm
4.2.Convergenceanalysis
5.Extensiontonetworkswithtime-varyingchannels
5.1.Distributedalgorithm
5.2.Stochasticstability
5.3.Performanceevaluation
6.Jointcongestioncontrolandmediaaccesscontroldesign
6.1.Distributedalgorithm
6.2.Schedulingovermultihopnetworks
6.3.Numericalexamples
Thenetworkwithfixedchannelandsingle-ratedevices
Thenetworkwithtime-varyingchannelandmultiratedevices
6.4.Summary
7.Jointcongestioncontrol,routingandschedulingdesign
7.1.Distributedalgorithm
7.2.Numericalexamples
7.3.Summary
8.Conclusions
Acknowledgements
References
Vitae
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Mobilewebforunder-privilegedindevelopingcountries
OriginalResearchArticle
TelematicsandInformatics,Volume27,Issue3,August2010,Pages350-359
AsokeK.Talukder,DebabrataDas
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AbstractAbstract|Figures/TablesFigures/Tables|ReferencesReferences
Abstract
Indevelopingnations,Internetinfrastructureinscarce;
however,majorityofpeopleindevelopingcountriesalsoneedaccesstoinformationthatmatterfortheirdailylifeandlivelihood.Ascostofcomputersarehigherthanmobilephonesandinfrastructureforrunningcomputersbystableelectricityisnotwidelyavailableatmanyplacesofunderdevelopedanddeveloping(hence,referredasdeveloping)countries.Oneofthemajoroptionsforunder-privilegedpeopleindevelopingcountriestoaccessinformationisthroughmobilephone.AmobiledevicewithGPRSforaccesstoInternetservicesisstillexpensiveforacommonmantoaffordindevelopingcountries.Therefore,tooffermobilewebforthedevelopingcountries,weneedtolookatSMS(ShortMessageService)astransportbearer,whichischeaperandcansupportmostoftheactionableservices(manyimportantserviceswhichneedsafewbytestoexchangetheinformation).SMSastransportbearerhasoneconstraints–itdoesnotinteroperate(i.e.,auserbelongtooneserviceproviderisnotabletoaccessservicesbySMS-dataofanotherserviceprovider).Inthispaper,weproposearoutingalgorithmthatmakesSMS-datainteroperable.WealsoproposearchitectureformobileweboverSMSastransportbearerforseamlessapplicationaccessinroaming,numberportability,andvehicularcondition.SubstantialresearcheshavebeendoneonperformanceofTCP/IPforwirelesswebthatmainlyfocusedonthreeapplicationsviz.,filetransfer,Electronicmail,andWorldWideWeb.ThispaperpresentsperformanceofactionableinformationthroughonlinetransactionoverTCP/IPandSMSundersimilarconditions;
itshowsSMSisnotatadisadvantagecomparedtoTCP/IP.
2.Webbrowsingversusactionableinformation
3.ChallengeswithactionableinformationoverGPRS(usingTCP/IP)
4.IntegrationofproposedarchitecturestosupportWebbySMS-data
4.1.Architectureformobileweb
4.2.SMSastransportbearer
5.Resultsanddiscussion:
actionableinformationoverGPRSandSMS
6.Conclusion
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CellphonerecyclingexperiencesintheUnitedStatesandpotentialrecyclingoptionsinBrazil
WasteManagement,Volume30,Issue11,November2010,Pages2278-2291
GeraldoT.R.Silveira,Shoou-YuhChang
ThispaperpresentsanoverviewofcellphonerecyclingprogramscurrentlyavailableintheUnitedStates.Atthesametime,italsoprovidesanalysesofthecurrentrecyclingsituationandpossiblerecyclingalternativesforBrazil.AlthoughthereareseveralrecyclingoptionsintheUnitedStates,collectionratesarestillonly10%ofallpotentialdevicesbecausecustomersarenotawareofthesepossibilities.Thewholesystemisfinanciallybasedonresellingrefurbishedcellphonesandrecycledmaterialstodevelopingcountrieswhichrepresentaneffectiveandstrongmarket.Severalrecyclersofferfundstocollectionpartnerswhoareeithercharitiesorwhoworkwithcharitieswhileobtainingthematerialsthattheyneedinordertoruntheiroperations.AmobilephonerecyclingsystemforBrazilconsideringtheUnitedStatesexperienceandtheExtendedProducerResponsibility(EPR)principleissuggested.Adeposit/refund/advance-recyclingfeeisproposedwhichmightbeimplementedasavoluntaryindustrialinitiativemanagedbyPROBrazil,aproducerresponsibilityorganization.Onewidespreadpublic–privateagreementwillintegrateallmobilephonestakeholders,andenvironmentaleducationactionsandpromotionaleventswillpromotecitizen’sparticipation.
2.Potentialenvironmentalconsequencesforhumanhealthfromsomemobilephonecomponents
3.Economicale-wastestrategiesaroundtheworld:
theExtendedProducerResponsibility(EPR)andtheAdvanceRecyclingFee(ARF)
4.MobilephonereuseandrecyclinginitiativesintheUnitedStatesandthesituationinBrazil
4.1.CellphonemanufacturersrecyclingprogramsintheUnitedStatesandthesituationinBrazil
4.2.CellphoneserviceproviderrecyclingprogramsintheUnitedStatesandthesituationinBrazil
4.3.CellphoneretailstoresrecyclingprogramsintheUnitedStatesandthesituationinBrazil
4.4.OthermobilephonerecyclingprogramsintheUnitedStatesandthesituationinBrazil
5.AmobilephonereuseandrecyclingproposalforBrazil
217
CriticalcommentsonDNAbreakagebymobile-phoneelectromagneticfields[Diemetal.,Mutat.Res.583(2005)178–183]
MutationResearch/GeneticToxicologyandEnvironmentalMutagenesis,Volume697,Issues1-2,29March2010,Pages60-65
AlexanderLerchl,AdalbertF.X.Wilhelm
Inapublicationthatappearedin2005(Diemetal.,Mutat.Res.583:
178–183)[10]harmfuleffects(DNAbreakage)werereportedtooccurinratandhumancellsafterexposuretomobile-phoneelectromagneticfields.Theextremelylowstandarddeviationsinthispaper,andinanotherpublicationbythesamegroupofauthors,promptedVijayalaxmitowriteacriticalcomment[Mutat.Res.603(2006)104–106][16].AninvestigationbytheMedicalUniversityofVienna(Austria)wasinitiatedbyaletterbythefirstauthorofthepresentpaper,basedonthedatacontainedinthereplybytheauthors[Rü
digeretal.,Mutat.Res.603(2006)107–109][17].TheUniversitypublishedthreepressreleases,statingthat“thedatawerenotmeasuredexperimentally,butfabricated”andthattheMutationResearchpaperandanother,publishedbytheInternationalArchivesofOccupationalandEnvironmentalHealth(IAOEH)in2008,shouldberetracted.Sofar,neitherofthesepapershasbeenretracted.OnlyaLetterofConcernbytheEditorsofIAOEH,andanEditorialbyMutationResearchwerepublished.Herewedescribethestatisticalmethodsusedtoidentifytheevidenceofdatafabrication.Themajorpointisthesmallvariationinthereporteddata,whichisbelowthetheoreticallowerlimitderivedfrommultinomialdistributionsandalsolowerthanthosederivedfromdetailedsimulations.Anotherreasonfordoubtwasthehighlysignificantnon-equaldistributionoflastdigits,aknownhinttowardsdatafabrication.InviewoftheresultsoftheUniversity'
sinvestigationandtheevidencepresentedinthispaper,theDiemetal.(2005)[10]publicationshouldberetracted,withorwithouttheauthors’agreement.
2.TheDiemetal.paper
3.Theoriginaldata
4.Evidenceforscientificmisconduct
4.1.Lowstandarddeviations
4.2.Non-equaldistributionoflastdigits
4.3.Lowcoefficientsofvariation
5.OutcomeoftheUniversity'
sinvestigation
6.Discussion
Conflictsofinterest
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Anoveluserauthenticationandprivacypreservingschemewithsmartcardsforwirelesscommunications
MathematicalandComputerModelling,InPress,CorrectedProof,Availableonline14January2011
Chun-TaLi,Cheng-ChiLee
Inrecentyears,severaluserauthenticati
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