Data challenges at Yahoo

Data challenges at Yahoo

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时间:2019-07-11

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1、DataChallengesatYahoo!RicardoBaeza-Yates&RaghuRamakrishnanYahoo!ResearchABSTRACTisrequiredtofurtherourunderstandingofhowcommunitiesformandevolve,howwecanfacilitatetheirinteractions,andhowweInthisshortpaperwedescribethedatathatYahoo!handles,thecanlearnfromsharedcommunityactivitiestoenhanceWebap-c

2、urrenttrendsinWebapplications,andthemanychallengesthatplications[12].WeviewYahoo!asanaturalfocalpointforthisthisposesforYahoo!Research.Thesechallengeshaveledtoevolution.thedevelopmentofnewdatasystemsandnoveldataminingtech-niques.TheWebasadeliverychannel.TheWebhasbecomeapow-erfulandubiquitousmean

3、sofdeliveringarangeofend-userand1.INTRODUCTIONcollaborativeapplicationstohundredsofmillionsofusers.Ason-lineapplicationdevelopmentmovesinthedirectionof“mash-ups”Yahoo!isauniverseofseveraldozensofdistinctpropertiesof-ofonlineAPIs(toawiderangeofcapabilitiesthatmaybecom-feringcapabilitiesrangingfro

4、memail,chat,onlinenews,shopping,binedintoanapplication),therequirementsonthebackendchangeandclassifieds;toWebsearchandsocialmediasites,suchasFlickrsubstantially.ThishascreatedaradicallydifferentapproachtoandYahoo!Answers.TheseWebsitesservemorethanhalfabil-developinganddistributingapplications,dis

5、ruptingthetraditionallionuniqueuserspermonthandgenerateseveralbilliondollarsofsoftwaredistributionmodel.Inturn,ithaschallengedustode-revenuethroughadvertisingandotherservices.Duetothisecosys-velopnewtypesofservice-orientedsoftwareplatforms,newkindstem,Yahoo!generatesoveradozenterabytesperdayofus

6、agedataofcustomizableapplicationenvironments,andforcedustothinkofvariousforms.JustthistypeofdataistheequivalentoftheentireaboutmassivelydistributedsystemswithnovelqualityofservicetextcontentoftheLibraryofCongress.guarantees,fail-overmechanisms,andtheabilitytomanagemas-Storingandmanagingthisocean

7、ofdataposesseveralimportantsivenumbersofapplicationinstances.challenges.Manyofthesechallengesdealwithdatamanagementandstretchcurrentlyavailabletechnology,motivatingthedevelop-TheWebaswisdom.TheWebhasbecomethelargestreposi-me

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