ALM An adaptive location management scheme for approximate location queries in wireless sensor netwo.docx

ALM An adaptive location management scheme for approximate location queries in wireless sensor netwo.docx

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ALMAnadaptivelocationmanagementschemeforapproximatelocationqueriesinwirelesssensornetwo

Ourcurrenttheoryintegratesthreefunctions—congestioncontrol,routingandscheduling—intransport,networkandlinklayersintoacoherentframework.Thesethreefunctionsinteractthroughandareregulatedbycongestionpricesoastoachieveaglobaloptimality,eveninatime-varyingenvironment.Withinthiscontext,thismodelallowsustosystematicallyderivethelayeringstructureofthevariousmechanismsofdifferentprotocollayers,theirinterfaces,andthecontrolinformationthatmustcrosstheseinterfacestoachieveacertainperformanceandrobustness.

ArticleOutline

1.Introduction

2.Relatedwork

3.Systemmodel

3.1.Flowcontentiongraphandschedulabilityconstraint

3.2.Rateconstraint

Thenetworkwithsingle-pathrouting

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

Thenetworkwithfixedchannelandsingle-ratedevices

Thenetworkwithtime-varyingchannelandmultiratedevices

7.3.Summary

8.Conclusions

Acknowledgements

References

Vitae

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215

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.

ArticleOutline

1.Introduction

2.Webbrowsingversusactionableinformation

3.ChallengeswithactionableinformationoverGPRS（usingTCP/IP）

4.IntegrationofproposedarchitecturestosupportWebbySMS-data

4.1.Architectureformobileweb

4.2.SMSastransportbearer

5.Resultsanddiscussion:

actionableinformationoverGPRSandSMS

6.Conclusion

References

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216

CellphonerecyclingexperiencesintheUnitedStatesandpotentialrecyclingoptionsinBrazil  OriginalResearchArticle

WasteManagement,Volume30,Issue11,November2010,Pages2278-2291

GeraldoT.R.Silveira,Shoou-YuhChang

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Abstract

ThispaperpresentsanoverviewofcellphonerecyclingprogramscurrentlyavailableintheUnitedStates.Atthesametime,italsoprovidesanalysesofthecurrentrecyclingsituationandpossiblerecyclingalternativesforBrazil.AlthoughthereareseveralrecyclingoptionsintheUnitedStates,collectionratesarestillonly10%ofallpotentialdevicesbecausecustomersarenotawareofthesepossibilities.Thewholesystemisfinanciallybasedonresellingrefurbishedcellphonesandrecycledmaterialstodevelopingcountrieswhichrepresentaneffectiveandstrongmarket.Severalrecyclersofferfundstocollectionpartnerswhoareeithercharitiesorwhoworkwithcharitieswhileobtainingthematerialsthattheyneedinordertoruntheiroperations.AmobilephonerecyclingsystemforBrazilconsideringtheUnitedStatesexperienceandtheExtendedProducerResponsibility（EPR）principleissuggested.Adeposit/refund/advance-recyclingfeeisproposedwhichmightbeimplementedasavoluntaryindustrialinitiativemanagedbyPROBrazil,aproducerresponsibilityorganization.Onewidespreadpublic–privateagreementwillintegrateallmobilephonestakeholders,andenvironmentaleducationactionsandpromotionaleventswillpromotecitizen’sparticipation.

ArticleOutline

1.Introduction

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

6.Conclusion

Acknowledgements

References

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217

CriticalcommentsonDNAbreakagebymobile-phoneelectromagneticfields[Diemetal.,Mutat.Res.583（2005）178–183]  

MutationResearch/GeneticToxicologyandEnvironmentalMutagenesis,Volume697,Issues1-2,29March2010,Pages60-65

AlexanderLerchl,AdalbertF.X.Wilhelm

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AbstractAbstract|Figures/TablesFigures/Tables|ReferencesReferences

Abstract

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[Rüdigeretal.,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.

ArticleOutline

1.Introduction

2.TheDiemetal.paper

3.Theoriginaldata

4.Evidenceforscientificmisconduct

4.1.Lowstandarddeviations

4.2.Non-equaldistributionoflastdigits

4.3.Lowcoefficientsofvariation

5.OutcomeoftheUniversity'sinvestigation

6.Discussion

Conflictsofinterest

Acknowledgements

References

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218

Anoveluserauthenticationandprivacypreservingschemewithsmartcardsforwirelesscommunications  OriginalResearchArticle

MathematicalandComputerModelling,InPress,CorrectedProof,Availableonline14January2011

Chun-TaLi,Cheng-ChiLee

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AbstractAbstract|Figures/TablesFigures/Tables|ReferencesReferences

Abstract

Inrecentyears,severaluserauthenticati