聚小課第一期

The

power

of

learning

北京新東方—閆晨晨課程內(nèi)容主動性全文閱讀梳理總結(jié)文章內(nèi)容與結(jié)構(gòu)語言點補充The

power

of

learning

--Clever

computers

could

transform

government

In“MinorityReport”,apoliceman,playedbyTomeCruise,gleanstip-offsfromthreepsychicsandnabsfuturecriminalsbeforetheybreakthelaw.Intherealworld,predictionismoredifficult.Butitmaynolongerbesciencefiction,thankstothegrowingprognosticatorypowerofthecomputer.Thatprospectscaressome,butitcouldbeaforceforgood-ifitisdoneright.The

power

of

learning

--Clever

computers

could

transform

government

In“MinorityReport”,apoliceman,playedbyTomeCruise,gleanstip-offsfromthreepsychicsandnabsfuturecriminalsbeforetheybreakthelaw.The

power

of

learning

--Clever

computers

could

transform

government

In“MinorityReport”,apoliceman,playedbyTomeCruise,gleanstip-offsfromthreepsychicsandnabsfuturecriminalsbeforetheybreakthelaw.描述—以《少數(shù)派報告》為引入點The

power

of

learning

--Clever

computers

could

transform

government

Intherealworld,predictionismoredifficult.The

power

of

learning

--Clever

computers

could

transform

government

Intherealworld,predictionismoredifficult.對比——拿現(xiàn)實和電影對比The

power

of

learning

--Clever

computers

could

transform

government

Butitmaynolongerbesciencefiction,thankstothegrowingprognosticatorypowerofthecomputer.The

power

of

learning

--Clever

computers

could

transform

government

Butitmaynolongerbesciencefiction,thankstothegrowingprognosticatorypowerofthecomputer.轉(zhuǎn)折：計算機的發(fā)展使得現(xiàn)實中的這種預測也成為了可能。The

power

of

learning

--Clever

computers

could

transform

government

Thatprospectscaressome,butitcouldbeaforceforgood-ifitisdoneright.The

power

of

learning

--Clever

computers

could

transform

government

Thatprospectscaressome,butitcouldbeaforceforgood-ifitisdoneright.預測會產(chǎn)生的影響The

power

of

learning

--Clever

computers

could

transform

government

Machinelearning,abranchofartificialintelligence,cangenerateremarkablyaccuratepredictions.Itworksbycrunchingvastquantitiesofdatainsearchofpatterns.Take,forexample,restauranthygiene.Thesystemlearnswhichcombinationsofsometimesobscurefactorsaremostsuggestiveofaproblem.Oncetrained,itcanassesstheriskthatarestaurantisdirty.TheBostonmayor’sofficeistestingjustsuchanapproach,usingdatafromYelpreviews.Thishasledto25%riseinthenumberofspotinspectionsthatuncoverviolations.The

power

of

learning

--Clever

computers

could

transform

government

Machinelearning,abranchofartificialintelligence,cangenerateremarkablyaccuratepredictions.The

power

of

learning

--Clever

computers

could

transform

government

Machinelearning,abranchofartificialintelligence,cangenerateremarkablyaccuratepredictions.順承—驗證前文：prognosticatorypowerofthecomputerThe

power

of

learning

--Clever

computers

could

transform

government

Itworksbycrunchingvastquantitiesofdatainsearchofpatterns.The

power

of

learning

--Clever

computers

could

transform

government

Itworksbycrunchingvastquantitiesofdatainsearchofpatterns.繼續(xù)展開machinelearningThe

power

of

learning

--Clever

computers

could

transform

government

Take,forexample,restauranthygiene.Thesystemlearnswhichcombinationsofsometimesobscurefactorsaremostsuggestiveofaproblem.Oncetrained,itcanassesstheriskthatarestaurantisdirty.TheBostonmayor’sofficeistestingjustsuchanapproach,usingdatafromYelpreviews.Thishasledto25%riseinthenumberofspotinspectionsthatuncoverviolations.The

power

of

learning

--Clever

computers

could

transform

government

Governmentsaretakingnotice.ALondonboroughisdevelopinganalgorithmtopredictwhomightbecomehomeless.InIndiaMicrosoftishelpingschoolspredictwhichstudentsareatriskofdroppingout.Machine-learningpredictionscanmeangovernmentservicesarriveearlierandarebettertargeted.Researchersbehindanalgorithmdesignedtohelpjudgesmakebaildecisionsclaimitcanpredictrecidivismsoeffectivelythatthesamenumberofpeoplecanbebailedasareatpresentbyjudges,butwith20%lesscrime.TogetasimilarreductionincrimeacrossAmerica,theysay,wouldrequireanextra20,000policeofficersatacostof$2.6billion.The

power

of

learning

--Clever

computers

could

transform

government

Governmentsaretakingnotice.提到政府The

power

of

learning

--Clever

computers

could

transform

government

ALondonboroughisdevelopinganalgorithmtopredictwhomightbecomehomeless.以London為例展開The

power

of

learning

--Clever

computers

could

transform

government

InIndiaMicrosoftishelpingschoolspredictwhichstudentsareatriskofdroppingout.以IndiaMicrosoft為例展開The

power

of

learning

--Clever

computers

could

transform

government

Machine-learningpredictionscanmeangovernmentservicesarriveearlierandarebettertargeted.小結(jié)Machine-learning對政府產(chǎn)生的影響The

power

of

learning

--Clever

computers

could

transform

government

Researchersbehindanalgorithmdesignedtohelpjudgesmakebaildecisionsclaimitcanpredictrecidivismsoeffectivelythatthesamenumberofpeoplecanbebailedasareatpresentbyjudges,butwith20%lesscrime.TogetasimilarreductionincrimeacrossAmerica,theysay,wouldrequireanextra20,000policeofficersatacostof$2.6billion.

舉例The

power

of

learning

--Clever

computers

could

transform

government

Butcomputer-generatedpredictionsaresometimescontroversial.ProPublica,aninvestigativejournalismoutfit,claimthatariskassessmentinBrowardCounty,Florida,wronglylabelledblackpeopleasfuturecriminalsnearlytwiceasoftenasitwronglylabelledwhites.Citizenscomplainthatdecisionswhichaffectthemaretakenonimpenetrablegrounds.The

power

of

learning

--Clever

computers

could

transform

government

Butcomputer-generatedpredictionsaresometimescontroversial.轉(zhuǎn)折—轉(zhuǎn)向負評價（大眾）The

power

of

learning

--Clever

computers

could

transform

government

ProPublica,aninvestigativejournalismoutfit,claimthatariskassessmentinBrowardCounty,Florida,wronglylabelledblackpeopleasfuturecriminalsnearlytwiceasoftenasitwronglylabelledwhites.繼續(xù)展開負評價The

power

of

learning

--Clever

computers

could

transform

government

Citizenscomplainthatdecisionswhichaffectthemaretakenonimpenetrablegrounds.繼續(xù)展開負評價The

power

of

learning

--Clever

computers

could

transform

government

Theseproblemsarereal,buttheyshouldnotspelltheendformachinelearningasapolicytool.Instead,thepriorityshouldbetoestablishsomegroundrulesandwinpublicconfidence.Thefirststepistofocusmachinelearningonapplicationswherepeoplestandtogain-extrahelpatschool,say,ratherthanextratimeinjail.The

power

of

learning

--Clever

computers

could

transform

government

Theseproblemsarereal,buttheyshouldnotspelltheendformachinelearningasapolicytool.轉(zhuǎn)折-轉(zhuǎn)回作者態(tài)度The

power

of

learning

--Clever

computers

could

transform

government

Instead,thepriorityshouldbetoestablishsomegroundrulesandwinpublicconfidence.提出建議/解決方法The

power

of

learning

--Clever

computers

could

transform

government

Thefirststepistofocusmachinelearningonapplicati