大数据时代英语演讲.docx
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大数据时代英语演讲.docx
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Hello,everyone.Asweallknow,wearenowlivingattheageofbigdata,whichleadsarevolutionthattransformshowwethink.Butmanypeoplehavehalfknowofbigdata,theyhaven’tadoptedtothetremendouschange.SotodayI’dliketotalkaboutthethreepeculiaritiesofbigdata.Iwillbeverygladifmyspeechcouldhelpyou.
Firstly,allsamplesratherthansamplinganalysis.Withthedevelopmentoftechnology,weareabletoprocessmassivedata,fromwhichwecangetmorereliableresultthanthroughsamplinganalysis.Sowecangiveupsamplinganalysisinmostcases.
Secondly,efficiencyratherthanaccuracy.Attheageofbigdata,weconcernmoreonefficiencyratherthanaccuracy.Inotherwords,weshouldallowfaultstoimproveefficiency.Comparingwithmassivedata,somefaultsdonotinfluencethefinalresult.
Thirdly,correlationisasimportantascausality.Wecan’tdenytheimportanceofcausality,butsometimesitisdifficultorunnecessarytoexploreit.Forexample,therecommendationsystemofAmazondoesn’tknowwhythecustomerwholikesHemingway’sworksislikelytobuyFitzgerald’sworks,itjustrecommendsandhelpsAmazonsellmorethan100timesbooksthanbeforeAmazonusingit.Fromthisexample,wecanconcludethatcorrelationplaysanimportantroleattheageofbigdata,sopleasedon’toverlookit.
Finally,let’sreviewthethreepeculiaritiesofbigdata.…………Pleaserememberthem,maybetheywillhelpyouoneday.
That’sall,thankyou.
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