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1、WhatisDataScience?ThefuturebelongstothecompaniesandpeoplethatturndataintoproductsAnO’ReillyRadarReportByMikeLoukidesBeattheforefrontofthedatarevolution.February28–March1,2012SantaClara,CAStrataoffersthenuts-and-boltsofbuildingadata-drivenbusiness.nSeethelatesttoolsandtechnol
2、ogiesyouneedtomakedataworknFindnewwaystoleveragedataacrossindustriesanddisciplinesnUnderstandthecareeropportunitiesfordataprofessionalsnTracksinclude:DataScience,Business&Industry,Visualization&Interface,Hadoop&BigData,Policy&Privacy,andDomainDataStrataConferenceisfordevelop
3、ers,datascientists,dataanalysts,andotherdataprofessionals.Registrationisnowopenatstrataconf.comSave20%withcodeREPORT20ContentsWhatisWheredatacomesfrom.........................................3DataScience?Workingwithdataatscale....................................5Makingdatate
4、llitsstory.......................................7Datascientists............................................................8heWebisfullof“data-drivenapps.”AlmostanyGoogleisamasteratcreatingdataproducts.Hereareae-commerceapplicationisadata-drivenapplica-fewexamples:tion.Ther
5、e’sadatabasebehindawebfrontend,TandmiddlewarethattalkstoanumberofothernGoogle’sbreakthroughwasrealizingthatasearchdatabasesanddataservices(creditcardprocessingenginecoulduseinputotherthanthetextonthepage.companies,banks,andsoon).Butmerelyusingdataisn’tGoogle’sPageRankalgorit
6、hmwasamongthefirsttoreallywhatwemeanby“datascience.”Adataapplicationusedataoutsideofthepageitself,inparticular,theacquiresitsvaluefromthedataitself,andcreatesmorenumberoflinkspointingtoapage.Trackinglinksmadedataasaresult.It’snotjustanapplicationwithdata;Googlesearchesmuchmo
7、reuseful,andPageRankhasit’sadataproduct.Datascienceenablesthecreationofbeenakeyingredienttothecompany’ssuccess.dataproducts.OneoftheearlierdataproductsontheWebwasthenSpellcheckingisn’taterriblydifficultproblem,butbyCDDBdatabase.ThedevelopersofCDDBrealizedthatanysuggestingcor
8、rectionstomisspelledsearches,andCDhadauniquesignature,basedontheexactlength
