大数据文献综述英文版Word下载.docx
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大数据文献综述英文版Word下载.docx
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Abstract:
"
BigData"
isthemostpopularITwordafterthe"
Internetofthings"
and"
Cloudcomputing"
.Fromthesource,development,statusquoandtendencyofbigdata,wecanunderstandeveryaspectofit.Bigdataisoneofthemostimportanttechnologiesaroundtheworldandeverycountryhastheirownwaytodevelopthetechnology.
Keywords:
bigdata;
IT;
technology
1Thesourceofbigdata
DespitethefamousfuturistTofflerproposetheconceptionoft*BigData'
in1980,fbralongtime,becausetheprimarystageisstillinthedevelopmentofITindustryandusesofinformationsources,"
BigData,'
isnotgetenoughattentionbythepeopleinthatage∣∣L
2Thedevelopmentofbigdata
Untilthefinancialcrisisin2008forcetheIBM(multi-nationalcorporationofITindustry)proposingconceptionof“SmartCity'
'
andvigorouslypromoteInternetofThingsandCloudcomputingsothatinformationdatahasbeeninamassivegrowthmeanwhiletheneedfbrthetechnologyisveryurgent.Underthiscondition,someAmericandataprocessingcompanieshavefocusedondevelopinglarge-scaleconcurrentprocessingsystem,thenthe"
technologybecomeavailablesoonerandHadoopmassdataconcurrentprocessingsystemhasreceivedwideattention.Since2010,ITgiantshaveproposedtheirproductsinbigdataarea.BigcompaniessuchasEMC、HP、IBM、Microsoftallpurchaseothermanufacturerrelatingtobigdatainordertoachievetechnicalintegration11LBasedonthis,wecanlearnhowimportantthebigdatastrategyis.DevelopmentofbigdatathankstosomebigITcompaniessuchasGoogle、Amazon、Chinamobile、Alibabaandsoon,becausetheyneedaoptimizationwaytostoreandanalysisdata.Besides,therearealsodemandsofhealthsystems、geographicspaceremotesensinganddigitalmedia⑵.
3Thestatusquoofbigdata
NowadaysAmericaisintheleadofbigdatatechnologyandmarketapplication.USAfederalgovernmentannounceda"
BigData,sresearchanddevelopment"
planinMarch,2012,whichinvolvedsixfederalgovernmentdepartmenttheNationalScienceFoundation,HealthResearchInstitute,DepartmentofEnergy,DepartmentofDefense,AdvancedResearchProjectsAgencyandGeologicalSun,eyinordertoimprovetheabilitytoextractinformationandviewpointofbigdata"
】.Thus,itcanspeedscienceandengineeringdiscoveryup,anditisamajormovetopushsomeresearchinstitutionsmakinginnovations.
Thefederalgovernmentputbigdatadevelopmentintoastrategyplace,whichhasabigimpactoneverycountry.Atpresent,manybigEuropeaninstitutionsisstillattheprimarystagetousebigdataandseriouslylacktechnologyaboutbigdata.MostimprovementsandtechnologyofbigdataarecomefromAmerica.Therefore,therearekindofchallengesofEuropetokeepinstepwiththedevelopmentofbigdata.But,inthefinancialserviceindustryespeciallyinvestmentbankinginLondonisoneoftheearliestindustriesinEurope.TheexperimentandtechnologyofbigdataisasgoodasthegiantinstitutionofAmerica.And,theinvestmentofbigdatahasbeenmaintainedpromisingefforts.January2013,Britishgovernmentannounced1.89millionpoundwillbeinvestedinbigdataandcalculationofenergysavingtechnologyinearthobservationandhealthcare131.
Japanesegovernmenttimelytakesthechallengeofbigdatastrategy.July2013,Japan,scommunicationsministryproposedasynthesizestrategycalled"
EnergyICTofJapan,'
whichfocusedonbigdataapplication.June2013,theabecabinetformallyannouncedthenewITstrategy——“TheannouncementofcreatingthemostadvancedITcountry,,,ThisannouncementcomprehensivelyexpoundedthatJapanesenewITnationalstrategyiswiththecoreofdevelopingopeningpublicdataandbigdatain2013to2020H.
BigdatahasalsodrawnattentionofChinagovernment.《GuidingopinionsoftheStateCouncilonpromotingthehealthyandorderlydevelopmentoftheInternetofthings>
promotetoquickenthecoretechnologyincludingsensornetworkintelligentterminal、bigdataprocessing、intelligentanalysisandserviceintegration.December2012,thenationaldevelopmentandreformcommissionadddataanalysissoftwareintospecialguide,inthebeginningof2013ministryofscienceandtechnologyannouncedthatbigdataresearchisoneofthemostimportantcontentof“973program,,l LiChun∖vci,DevelopmentreportofChina'
sE-Commcrccenterprises,Beijing,2013,pp.268-270
LThisprogramrequeststhatweneedtoresearchtheexpression,measureandsemanticunderstandingofmulti-sourceheterogeneousdata,researchmodelingtheoryandcomputationalmodel,promotehardwareandsoftwaresystemarchitecturebyenergyoptimaldistributedstorageandprocessing,analysistherelationshipofcomplexity、calc
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